First and last frost dates for US locationsNOAA climate normals · 1991–2020
USFrostDates

First and last frost dates in Pennsylvania

Compare median spring and fall freeze dates for 660 locations in Pennsylvania. Open a city guide for station details and risk levels.

Median freeze dates for cities in Pennsylvania
LocationLast spring freezeFirst fall freezeDays betweenGuide
AcmeApril 30October 17170 days
AirvilleApril 1November 10223 days
AkronApril 18October 25190 days
AlbionMay 8October 16161 days
AlburtisApril 26October 14171 days
AldanApril 2November 10222 days
AliquippaApril 8November 8214 days
AllentownApril 20October 24187 days
Allison ParkApril 16November 1199 days
AltoonaApril 25October 21179 days
AmbridgeApril 8November 8214 days
AnnvilleApril 20October 25188 days
ApolloApril 29October 20174 days
Arlington HeightsMay 1October 12164 days
ArnoldApril 16November 2200 days
AshlandApril 27October 20176 days
AspinwallApril 16November 1199 days
AtglenApril 19October 25189 days
AthensMay 6October 10157 days
AudubonApril 18October 27192 days
AvalonApril 24October 27186 days
AvisApril 30October 20173 days
AvocaApril 23October 20180 days
AvonApril 20October 25188 days
AvondaleApril 19October 26190 days
AvoniaApril 26November 4192 days
BadenApril 8November 8214 days
BaidlandApril 13November 5206 days
BaldwinApril 18October 28193 days
BangorApril 30October 18171 days
BarnesboroMay 10October 5148 days
BathApril 20October 24187 days
Bear RocksApril 30October 17170 days
BeaverApril 27October 25181 days
Beaver FallsApril 27October 25181 days
BedfordApril 29October 13167 days
BedminsterApril 29October 16170 days
BelfastApril 18October 25190 days
Bell AcresApril 8November 8214 days
Belle VernonApril 13November 5206 days
BellevilleApril 21October 24186 days
BellevueApril 24October 27186 days
Ben AvonApril 24October 27186 days
BensalemApril 21October 25187 days
BentleyvilleApril 13November 5206 days
BessemerApril 30October 23176 days
BethlehemApril 20October 24187 days
Big BeaverApril 27October 25181 days
BiglervilleApril 15October 27195 days
BirdsboroApril 16October 27194 days
Black LickMay 8October 13158 days
BlandonApril 10October 31204 days
BlawnoxApril 16November 1199 days
BloomfieldApril 5November 10219 days
Blue BallApril 14November 1201 days
Boiling SpringsApril 23October 18178 days
BonneauvilleApril 24October 21180 days
BoothwynMarch 30November 16231 days
BrackenridgeApril 16November 2200 days
BraddockApril 5November 10219 days
Braddock HillsApril 5November 10219 days
BradfordMay 18October 4139 days
BreinigsvilleApril 26October 14171 days
BrentwoodApril 18October 28193 days
BresslerApril 9November 1206 days
BrickervilleApril 18October 25190 days
BridgeportApril 8October 31206 days
BrockwayMay 6October 14161 days
BrodheadsvilleMay 1October 12164 days
BrookhavenMarch 30November 16231 days
BrownstownApril 18October 25190 days
BrownsvilleApril 13November 5206 days
BrowntownApril 23October 20180 days
BurgettstownApril 23October 23183 days
BurnhamApril 21October 24186 days
ButlerMay 7October 14160 days
CaliforniaApril 13November 5206 days
CalnApril 19October 25189 days
CalumetMay 1October 13165 days
Camp HillApril 9November 1206 days
CampbelltownApril 20October 25188 days
CanonsburgApril 24October 23182 days
CantonMay 16October 2139 days
CarlisleApril 23October 18178 days
Carnot-MoonApril 28October 18173 days
CastaneaApril 30October 20173 days
Castle ShannonApril 18October 28193 days
CatasauquaApril 20October 24187 days
CementonApril 20October 24187 days
CentervilleApril 13November 5206 days
CetroniaApril 20October 24187 days
ChambersburgApril 18October 25190 days
CharleroiApril 13November 5206 days
CherryvilleApril 20October 24187 days
ChesterMarch 30November 16231 days
Chester HeightsMarch 30November 16231 days
Chester SpringsApril 18October 27192 days
ChesterbrookApril 18October 27192 days
CheswickApril 16November 1199 days
Chevy Chase HeightsMay 8October 13158 days
ChicoraMay 7October 14160 days
ChinchillaApril 23October 20180 days
ChristianaApril 19October 25189 days
Church HillApril 21October 24186 days
ChurchillApril 5November 10219 days
ChurchvilleApril 21October 25187 days
ClairtonMay 2October 20171 days
ClarionMay 9October 11155 days
Clarks GreenApril 23October 20180 days
Clarks SummitApril 23October 20180 days
ClayApril 18October 25190 days
ClaysburgApril 23October 21181 days
ClearfieldMay 4October 11160 days
CleonaApril 20October 25188 days
Clifton HeightsApril 2November 10222 days
ClymerMay 8October 13158 days
CoatesvilleApril 19October 25189 days
CochrantonApril 30October 23176 days
CollingdaleApril 2November 10222 days
CollinsburgApril 27October 22178 days
Colonial ParkApril 15October 23191 days
ColwynApril 2November 10222 days
ConestogaApril 1November 10223 days
Conneaut LakeshoreApril 30October 23176 days
ConnellsvilleApril 22October 27188 days
ConwayApril 28October 26181 days
CoopersburgApril 21October 22184 days
CoplayApril 20October 24187 days
CoraopolisApril 28October 18173 days
CornwallApril 20October 25188 days
Cornwells HeightsApril 4November 7217 days
CorryMay 7October 10156 days
CoudersportMay 22October 1132 days
CraftonApril 24October 27186 days
CurtisvilleApril 16November 2200 days
CurwensvilleMay 4October 13162 days
DallastownApril 26October 19176 days
DaltonApril 23October 20180 days
DarbyApril 2November 10222 days
DelmontApril 29October 20174 days
DewartApril 24October 23182 days
Dickson CityApril 23October 20180 days
DonoraApril 27October 22178 days
DorneyvilleApril 20October 24187 days
DowningtownApril 26October 18175 days
DoylestownApril 13October 30200 days
DravosburgMay 2October 20171 days
DuBoisMay 6October 14161 days
DunbarApril 22October 27188 days
DuncansvilleApril 25October 20178 days
DunmoreApril 23October 20180 days
DunnstownApril 30October 20173 days
DupontApril 23October 20180 days
DuquesneApril 5November 10219 days
DuryeaApril 23October 20180 days
EagleviewApril 11November 1204 days
EarlstonApril 27October 17173 days
East BangorApril 30October 18171 days
East EarlApril 14November 1201 days
East LansdowneMarch 30November 17232 days
East McKeesportApril 5November 10219 days
East NorritonApril 8October 31206 days
East PetersburgApril 18October 25190 days
East PittsburghApril 5November 10219 days
East StroudsburgMay 1October 12164 days
East UniontownApril 30October 18171 days
East WashingtonApril 24October 23182 days
Eastlawn GardensApril 18October 25190 days
EastonApril 18October 25190 days
EbensburgMay 17October 2138 days
EconomyApril 8November 8214 days
EddingtonApril 4November 7217 days
EddystoneMarch 30November 16231 days
Edgewood (Northumberland County)April 27October 20176 days
Edgewood (Allegheny County)April 5November 10219 days
EdgeworthApril 8November 8214 days
EffortMay 1October 12164 days
EgyptApril 20October 24187 days
ElizabethMay 2October 20171 days
ElizabethvilleMay 1October 16168 days
ElklandMay 9October 12156 days
EllportApril 27October 25181 days
Ellwood CityApril 27October 25181 days
ElversonApril 16October 27194 days
ElysburgApril 27October 20176 days
Emerald LakesMay 6October 8155 days
EmmausApril 20October 24187 days
EmporiumMay 7October 15161 days
EmsworthApril 24October 27186 days
EnhautApril 9November 1206 days
EnlowApril 23October 23183 days
ErieApril 26November 4192 days
EtnaApril 24October 27186 days
EverettApril 27October 17173 days
ExtonApril 26October 18175 days
Factoryville (Northampton County)April 30October 18171 days
Factoryville (Wyoming County)April 23October 20180 days
FairchanceApril 30October 18171 days
FairdaleApril 28October 21176 days
FairhopeApril 27October 22178 days
FairviewApril 26November 4192 days
Fairview-FerndaleApril 27October 20176 days
Falls CreekMay 6October 14161 days
FarrellMay 1October 17169 days
FaxonApril 25October 24182 days
FayettevilleApril 18October 25190 days
FeastervilleApril 21October 25187 days
FellsburgApril 27October 22178 days
FlemingtonApril 30October 20173 days
FolcroftApril 2November 10222 days
FolsomApril 2November 10222 days
Ford CityMay 4October 16165 days
Forest HillsApril 5November 10219 days
Foster BrookMay 18October 4139 days
Fountain HillApril 20October 24187 days
Fox ChapelApril 16November 1199 days
Fox ChaseApril 14October 29198 days
FrackvilleApril 30October 22175 days
FranklinMay 2October 23174 days
Franklin ParkApril 24October 27186 days
FredericksburgApril 20October 25188 days
FreedomApril 27October 25181 days
FreemansburgApril 21October 22184 days
FreeportApril 21October 30192 days
FullertonApril 20October 24187 days
GapApril 14November 1201 days
GastonvilleApril 18October 28193 days
GeorgetownApril 14November 1201 days
GettysburgApril 24October 21180 days
GirardApril 26November 4192 days
GlassportMay 2October 20171 days
Glen RockApril 19October 25189 days
GlenoldenApril 2November 10222 days
GlenshawApril 24October 27186 days
GrantleyApril 26October 19176 days
GreencastleApril 7November 4211 days
GreenfieldsApril 14October 29198 days
GreenockMay 2October 20171 days
GreensburgMay 1October 13165 days
GreenvilleMay 4October 14163 days
GreenwoodApril 25October 21179 days
Grove CityMay 7October 14160 days
GuilfordApril 18October 25190 days
Guilford SidingApril 18October 25190 days
Halfway HouseApril 20October 23186 days
HamburgApril 16October 25192 days
HarrisburgApril 15October 23191 days
Hasson HeightsMay 2October 23174 days
HastingsMay 10October 5148 days
HatboroApril 11November 1204 days
HawleyMay 10October 4147 days
HebronApril 20October 25188 days
HellertownApril 21October 22184 days
HermitageMay 15October 3141 days
HersheyApril 9November 2207 days
Highland ParkApril 21October 24186 days
HighspireApril 9November 2207 days
HillerApril 13November 5206 days
HokendauquaApril 20October 24187 days
HollidaysburgApril 25October 20178 days
Homeacre-LyndoraMay 7October 14160 days
Homer CityMay 8October 13158 days
HomesteadApril 5November 10219 days
HopwoodApril 30October 18171 days
HorshamApril 11November 1204 days
HoustonApril 24October 23182 days
HughestownApril 23October 20180 days
HughesvilleApril 24October 23182 days
Hummels WharfApril 27October 16172 days
HummelstownApril 9November 2207 days
HuntingdonApril 19October 28192 days
HydeMay 4October 11160 days
Hyde ParkApril 14October 29198 days
ImperialApril 23October 23183 days
Indian Mountain LakeMay 6October 8155 days
IndianaMay 8October 13158 days
Industry (Beaver County)April 28October 26181 days
Industry (Allegheny County)May 2October 20171 days
IngramApril 24October 27186 days
IntercourseApril 14November 1201 days
IvylandApril 11November 1204 days
JacobusApril 26October 19176 days
Jefferson HillsApril 18October 28193 days
Jersey ShoreApril 30October 20173 days
Jim ThorpeApril 21October 23185 days
Johnsonburg (Elk County)May 14October 6145 days
Johnsonburg (Indiana County)May 4October 13162 days
JonestownApril 20October 25188 days
KaneMay 24September 28127 days
KenilworthApril 20October 23186 days
KenmarApril 25October 24182 days
Kennedy TownshipApril 24October 27186 days
King of PrussiaApril 8October 31206 days
KittanningMay 4October 16165 days
KnoxMay 9October 11155 days
KulpmontApril 27October 20176 days
Lake CityApril 26November 4192 days
Lake HeritageApril 24October 21180 days
Lake LatonkaMay 15October 3141 days
LakemontApril 25October 20178 days
LampeterApril 19October 24188 days
LancasterApril 19October 24188 days
LandenbergApril 19October 26190 days
LandisvilleApril 30October 10163 days
LanghorneApril 21October 25187 days
Langhorne ManorApril 21October 25187 days
LaureldaleApril 14October 29198 days
Laurys StationApril 20October 24187 days
LawntonApril 15October 23191 days
Lawrence Park (Dauphin County)April 15October 23191 days
Lawrence Park (Erie County)April 26November 4192 days
LebanonApril 20October 25188 days
Lebanon SouthApril 20October 25188 days
LeechburgApril 21October 30192 days
LeesportApril 10October 31204 days
LeetsdaleApril 8November 8214 days
LehightonApril 21October 23185 days
Leith-HatfieldApril 30October 18171 days
LemoyneApril 9November 1206 days
Lenape HeightsMay 4October 16165 days
LeolaApril 19October 24188 days
Level GreenApril 22October 25186 days
LewisburgApril 26October 20177 days
LewistownApril 21October 24186 days
LibertyMay 2October 20171 days
LimaMarch 30November 16231 days
LimerickApril 20October 23186 days
LincolnMay 2October 20171 days
LinglestownApril 15October 23191 days
LinntownApril 26October 20177 days
LinwoodMarch 30November 16231 days
LionvilleApril 11November 1204 days
LititzApril 18October 25190 days
LittlestownApril 24October 20179 days
Lock HavenApril 30October 20173 days
LoganvilleApril 26October 19176 days
LorettoMay 17October 2138 days
Lower AllenApril 9November 1206 days
Lower BurrellApril 16November 1199 days
LuzerneApril 13November 5206 days
LykensMay 1October 16168 days
Lynnwood-PricedaleApril 27October 22178 days
Mahanoy CityApril 30October 22175 days
MalvernApril 18October 27192 days
ManheimApril 30October 10163 days
Maple Glen (Montgomery County)April 11November 1204 days
Maple Glen (Washington County)April 13November 5206 days
Marcus HookMarch 30November 16231 days
MarianneMay 9October 11155 days
MarienvilleMay 13October 7147 days
MarshalltonApril 27October 20176 days
MartinsburgApril 23October 21181 days
MasontownApril 28October 21176 days
MatamorasMay 5October 10158 days
McConnellsburgApril 18October 25190 days
McConnellstownApril 19October 28192 days
McGovernApril 24October 23182 days
McKees RocksApril 24October 27186 days
McKeesportMay 2October 20171 days
MeadowoodMay 7October 14160 days
MeadvilleApril 30October 23176 days
MediaMarch 30November 16231 days
MercerMay 15October 3141 days
MercersburgApril 7November 4211 days
MeridianMay 7October 14160 days
MeyersdaleMay 12October 5146 days
Middletown (Northampton County)April 21October 22184 days
Middletown (Dauphin County)April 9November 2207 days
Midland (Beaver County)April 28October 26181 days
Midland (Washington County)April 24October 23182 days
Mill HallApril 30October 20173 days
MillersburgMay 1October 16168 days
MillvaleApril 24October 27186 days
MilroyApril 21October 24186 days
MiltonApril 26October 20177 days
MonacaApril 27October 25181 days
MonessenApril 13November 5206 days
MonongahelaApril 27October 22178 days
MonroevilleApril 22October 25186 days
MontgomeryApril 24October 23182 days
MontoursvilleApril 24October 23182 days
MontroseMay 14October 2141 days
MoosicApril 23October 20180 days
MorrisvilleMay 3October 15165 days
MortonApril 2November 10222 days
Mount CarmelApril 27October 20176 days
Mount Holly SpringsApril 23October 18178 days
Mount JoyApril 30October 10163 days
Mount OliverApril 18October 28193 days
Mount Pleasant (Adams County)April 24October 20179 days
Mount Pleasant (Westmoreland County)May 1October 13165 days
Mount PoconoMay 6October 8155 days
Mount UnionApril 19October 28192 days
Mountain TopMay 7October 6152 days
Muhlenberg ParkApril 14October 29198 days
MuncyApril 24October 23182 days
Mundys CornerMay 17October 2138 days
MunhallApril 5November 10219 days
MurrysvilleApril 22October 25186 days
MyerstownApril 20October 25188 days
Nanty GloMay 17October 2138 days
Natrona HeightsApril 16November 2200 days
NazarethApril 18October 25190 days
New BeaverApril 27October 25181 days
New BloomfieldApril 23October 18178 days
New BrightonApril 27October 25181 days
New BritainApril 13October 30200 days
New CastleApril 30October 23176 days
New Castle NorthwestApril 30October 23176 days
New ColumbiaApril 26October 20177 days
New CumberlandApril 9November 1206 days
New EagleApril 13November 5206 days
New FreedomApril 19October 25189 days
New HollandApril 14November 1201 days
New HopeApril 16October 19186 days
New KensingtonApril 16November 1199 days
New WilmingtonApril 30October 23176 days
NewvilleApril 18October 26191 days
NorristownApril 8October 31206 days
North ApolloApril 29October 20174 days
North Belle VernonApril 13November 5206 days
North BraddockApril 5November 10219 days
North CatasauquaApril 20October 24187 days
North CharleroiApril 13November 5206 days
North VersaillesApril 5November 10219 days
North WarrenMay 4October 21170 days
NorthamptonApril 20October 24187 days
Northern CambriaMay 10October 5148 days
NorthumberlandApril 30October 13166 days
NorwoodApril 2November 10222 days
Oak HillsMay 7October 14160 days
OaklandApril 30October 23176 days
OakmontApril 16November 1199 days
OakwoodApril 30October 23176 days
OhiovilleApril 28October 26181 days
Oil CityMay 2October 23174 days
Old ForgeApril 23October 20180 days
Old OrchardApril 18October 25190 days
OliverApril 30October 18171 days
OlyphantApril 23October 20180 days
Orchard HillsApril 29October 20174 days
Osceola MillsMay 13October 1141 days
OxfordApril 26October 22179 days
PalmdaleApril 20October 25188 days
Palmer HeightsApril 18October 25190 days
PalmertonApril 21October 23185 days
PalmyraApril 20October 25188 days
PaoliApril 18October 27192 days
ParadiseApril 14November 1201 days
ParkesburgApril 19October 25189 days
ParksideMarch 30November 16231 days
PattonMay 10October 5148 days
PaxtangApril 15October 23191 days
PaxtoniaApril 15October 23191 days
Pen ArgylApril 30October 18171 days
PenbrookApril 15October 23191 days
Penn EstatesMay 1October 12164 days
PenndelApril 21October 25187 days
PenrynApril 30October 10163 days
PerkasieApril 26October 17174 days
PerryopolisApril 27October 22178 days
PhiladelphiaMarch 30November 17232 days
PhilipsburgMay 13October 1141 days
PhoenixvilleApril 18October 27192 days
Pine Grove MillsApril 20October 26189 days
PitcairnApril 22October 25186 days
PittsburghApril 24October 27186 days
PittstonApril 23October 20180 days
Pleasant HillApril 20October 25188 days
Pleasant HillsApril 18October 28193 days
PlumApril 16November 1199 days
PlumsteadvilleApril 13October 30200 days
Pocono PinesMay 6October 8155 days
Pocono Ranch LandsApril 24October 16175 days
Point MarionApril 30October 23176 days
Port AlleganyMay 15October 6144 days
Port VueMay 2October 20171 days
PortageMay 17October 2138 days
PottsgroveApril 20October 23186 days
PottstownApril 20October 23186 days
ProgressApril 15October 23191 days
ProspectMay 7October 14160 days
Prospect ParkApril 2November 10222 days
Pymatuning CentralApril 30October 23176 days
QuakertownApril 26October 17174 days
QuarryvilleApril 26October 22179 days
RankinApril 5November 10219 days
Red LionApril 26October 19176 days
RenovoApril 30October 22175 days
RepublicApril 30October 18171 days
Reynolds HeightsMay 4October 14163 days
ReynoldsvilleMay 6October 14161 days
RichboroApril 21October 25187 days
RichlandtownApril 29October 16170 days
RidgwayMay 13October 11151 days
Ridley ParkApril 2November 10222 days
River View ParkApril 14October 29198 days
Roaring SpringApril 23October 21181 days
RobesoniaApril 26October 19176 days
RochesterApril 27October 25181 days
RosetoApril 30October 18171 days
RothsvilleApril 18October 25190 days
RoyaltonApril 9November 2207 days
RoyersfordApril 20October 23186 days
RussellMay 4October 21170 days
RusselltonApril 16November 1199 days
RutherfordApril 9November 2207 days
SalungaApril 30October 10163 days
SanatogaApril 20October 23186 days
Sand HillApril 20October 25188 days
SandyMay 6October 14161 days
SaylorsburgMay 1October 12164 days
SayreMay 6October 10157 days
SchlusserApril 23October 18178 days
ScotlandApril 18October 25190 days
ScottdaleApril 22October 27188 days
ScrantonApril 23October 20180 days
SelinsgroveApril 25October 22180 days
SellersvilleApril 26October 17174 days
SenecaMay 2October 23174 days
SewickleyApril 8November 8214 days
ShamokinApril 27October 20176 days
Shamokin DamApril 30October 13166 days
Shanor-NorthvueMay 7October 14160 days
SharonMay 1October 17169 days
Sharon HillApril 2November 10222 days
SharpsburgApril 16November 1199 days
SharpsvilleMay 1October 17169 days
ShenandoahApril 30October 22175 days
Shenandoah HeightsApril 30October 22175 days
ShilohMay 4October 11160 days
ShinglehouseMay 20September 29132 days
ShippensburgApril 19October 24188 days
ShoemakersvilleApril 16October 25192 days
ShrewsburyApril 19October 25189 days
Sierra ViewMay 6October 8155 days
SkippackApril 24October 15174 days
Skyline ViewMay 1October 16168 days
Slippery RockMay 7October 14160 days
SmethportMay 15October 6144 days
South CoatesvilleApril 19October 25189 days
South ConnellsvilleApril 22October 27188 days
South GreensburgMay 1October 13165 days
South Park TownshipApril 18October 28193 days
South PottstownApril 20October 23186 days
South TempleApril 10October 31204 days
South UniontownApril 30October 18171 days
South WaverlyMay 6October 10157 days
South WilliamsportApril 25October 24182 days
Southwest GreensburgMay 1October 13165 days
SpanglerMay 10October 5148 days
SpeersApril 13November 5206 days
Spring CityApril 20October 23186 days
Spring RidgeApril 14October 29198 days
SpringdaleApril 16November 1199 days
SpryApril 26October 19176 days
State CollegeApril 20October 26189 days
State LineApril 7November 4211 days
SteeltonApril 9November 1206 days
StilesApril 20October 24187 days
StoneboroMay 15October 3141 days
StoweApril 20October 23186 days
StrasburgApril 19October 24188 days
StroudsburgMay 1October 12164 days
SugarcreekMay 2October 23174 days
Sun ValleyMay 6October 8155 days
SunburyApril 30October 13166 days
SwarthmoreMarch 30November 16231 days
SwissvaleApril 5November 10219 days
SykesvilleMay 6October 14161 days
TannersvilleMay 1October 12164 days
TarentumApril 16November 2200 days
TatamyApril 18October 25190 days
TaylorApril 23October 20180 days
TelfordApril 26October 17174 days
TempleApril 10October 31204 days
ThroopApril 23October 20180 days
TinicumApril 29October 16170 days
TitusvilleMay 12October 10151 days
ToptonApril 26October 14171 days
ToughkenamonApril 19October 26190 days
Towamensing TrailsMay 7October 6152 days
TowandaMay 2October 15166 days
Tower CityMay 1October 16168 days
TraffordApril 22October 25186 days
TrainerMarch 30November 16231 days
TrappeApril 24October 15174 days
Treasure LakeMay 6October 14161 days
TremontApril 27October 20176 days
TrevortonApril 30October 13166 days
TrevoseApril 21October 25187 days
TroyMay 13October 1141 days
Turtle CreekApril 5November 10219 days
Union CityMay 7October 10156 days
UniontownApril 30October 18171 days
Upland (Chester County)April 19October 26190 days
Upland (Delaware County)March 30November 16231 days
Valley GreenApril 9November 2207 days
Valley View (York County)April 26October 19176 days
Valley View (Schuylkill County)April 27October 20176 days
VandergriftApril 29October 20174 days
VeronaApril 16November 1199 days
VersaillesMay 2October 20171 days
Village Green-Green RidgeMarch 30November 16231 days
Village ShiresApril 21October 25187 days
VincoApril 29October 21175 days
Wallenpaupack Lake EstatesMay 10October 4147 days
Warminster HeightsApril 11November 1204 days
WarrenMay 4October 21170 days
WashingtonApril 24October 23182 days
WaterfordMay 7October 10156 days
WatsontownApril 26October 20177 days
Wayne HeightsApril 25October 19177 days
WaynesboroApril 25October 19177 days
WaynesburgMay 3October 15165 days
Weissport EastApril 21October 23185 days
WellsboroMay 10October 5148 days
WesleyvilleApril 26November 4192 days
West ChesterApril 26October 18175 days
West EastonApril 18October 25190 days
West FairviewApril 15October 23191 days
West HamburgApril 16October 25192 days
West HillsMay 4October 16165 days
West HomesteadApril 18October 28193 days
West KittanningMay 4October 16165 days
West LeechburgApril 21October 30192 days
West MayfieldApril 27October 25181 days
West MifflinMay 2October 20171 days
West NewtonApril 27October 22178 days
West NorritonApril 8October 31206 days
West PittstonApril 23October 20180 days
West ViewApril 24October 27186 days
West YorkApril 26October 19176 days
WhitakerApril 5November 10219 days
White HavenMay 7October 6152 days
White OakMay 2October 20171 days
WhitehallApril 18October 28193 days
Whitehall TownshipApril 20October 24187 days
Wickerham Manor-FisherApril 13November 5206 days
WilkinsburgApril 5November 10219 days
WilliamsportApril 25October 24182 days
WilliamstownMay 1October 16168 days
Willow GroveApril 11November 1204 days
Willow StreetApril 19October 24188 days
WilmerdingApril 5November 10219 days
Wilson (Allegheny County)May 2October 20171 days
Wilson (Northampton County)April 18October 25190 days
Wind GapApril 30October 18171 days
WindsorApril 26October 19176 days
WolfdaleApril 24October 23182 days
WomelsdorfApril 26October 19176 days
Woodland HeightsMay 2October 23174 days
WoodlynMarch 30November 16231 days
WormleysburgApril 15October 23191 days
YardleyApril 10November 1205 days
YeadonMarch 30November 17232 days
YeagertownApril 21October 24186 days
YoeApril 26October 19176 days
Youngsville (Northampton County)April 20October 24187 days
Youngsville (Warren County)May 22September 30131 days

Median dates at nearby stations, using a 32°F (0°C) threshold. The interval is calculated from the two median dates, not a guarantee of frost-free weather. Read the methodology.