Average Last Frost Dates for Illinois

About Last Frost Dates in Illinois

Last Frost Dates were calculated using daily climate data from the period between 1991-2020.

Map List Related Pages

Interactive Map of Average Last Frost Dates for Illinois

Click on the map for more information. Click on the icon in the lower right to view the map legend. Add additional data layers using the icon in the upper right corner.

List of Average Last Frost Dates for Locations in Illinois

LocationAverage Last Frost Dates
AddisonMay 1 - 10
AlgonquinMay 1 - 10
AlsipApril 21 - 30
AltonApril 11 - 20
Arlington HeightsMay 1 - 10
AuroraMay 1 - 10
BartlettMay 1 - 10
BataviaMay 1 - 10
BellevilleApril 11 - 20
BellwoodApril 21 - 30
BelvidereMay 1 - 10
BensenvilleMay 1 - 10
BerwynApril 21 - 30
BloomingdaleMay 1 - 10
BloomingtonMay 1 - 10
Blue IslandApril 21 - 30
BolingbrookApril 21 - 30
BourbonnaisApril 21 - 30
BradleyApril 21 - 30
BridgeviewApril 21 - 30
BrookfieldApril 21 - 30
BurbankApril 21 - 30
Calumet CityApril 21 - 30
CarbondaleApril 11 - 20
Carol StreamMay 1 - 10
CarpentersvilleMay 1 - 10
CaryMay 1 - 10
ChampaignApril 21 - 30
CharlestonApril 21 - 30
ChicagoApril 21 - 30
Chicago HeightsApril 21 - 30
CiceroApril 11 - 20
CollinsvilleApril 11 - 20
Country Club HillsApril 21 - 30
Crest HillApril 21 - 30
Crystal LakeMay 1 - 10
DanvilleApril 21 - 30
DarienApril 21 - 30
DarienApril 21 - 30
DecaturApril 21 - 30
DeerfieldMay 1 - 10
DeKalbApril 21 - 30
Des PlainesMay 1 - 10
DixonApril 21 - 30
DoltonApril 21 - 30
Downers GroveApril 21 - 30
East MolineMay 1 - 10
East PeoriaApril 21 - 30
EdwardsvilleApril 11 - 20
ElginMay 1 - 10
Elk Grove VillageMay 1 - 10
ElmhurstMay 1 - 10
Elmwood ParkApril 21 - 30
EvanstonApril 21 - 30
Evergreen ParkApril 21 - 30
Fairview HeightsApril 11 - 20
FrankfortApril 21 - 30
Franklin ParkApril 21 - 30
FreeportMay 1 - 10
GalesburgApril 21 - 30
GenevaMay 1 - 10
Glen EllynMay 1 - 10
Glendale HeightsMay 1 - 10
GlenviewApril 21 - 30
GodfreyApril 11 - 20
Granite CityApril 1 - 10
GrayslakeMay 1 - 10
GurneeMay 1 - 10
Hanover ParkMay 1 - 10
HarveyApril 21 - 30
Highland ParkMay 1 - 10
HinsdaleApril 21 - 30
Hoffman EstatesMay 1 - 10
Homer GlenApril 21 - 30
HomewoodApril 21 - 30
HuntleyMay 1 - 10
JacksonvilleApril 21 - 30
JolietApril 21 - 30
KankakeeApril 21 - 30
La GrangeApril 21 - 30
Lake ForestMay 1 - 10
Lake in the HillsMay 1 - 10
Lake ZurichMay 1 - 10
LansingApril 21 - 30
LemontApril 21 - 30
LibertyvilleMay 1 - 10
LisleMay 1 - 10
LockportApril 21 - 30
LombardMay 1 - 10
Loves ParkMay 1 - 10
Machesney ParkMay 1 - 10
MacombApril 21 - 30
MarionApril 11 - 20
MattesonApril 21 - 30
MattoonApril 21 - 30
MaywoodApril 21 - 30
McHenryMay 1 - 10
Melrose ParkApril 21 - 30
MokenaApril 21 - 30
MolineApril 21 - 30
MontgomeryMay 1 - 10
MortonApril 21 - 30
Morton GroveApril 21 - 30
Mount ProspectMay 1 - 10
MundeleinMay 1 - 10
NapervilleMay 1 - 10
New LenoxApril 21 - 30
NilesApril 21 - 30
NormalMay 1 - 10
NorridgeApril 21 - 30
North AuroraMay 1 - 10
North ChicagoMay 1 - 10
NorthbrookApril 21 - 30
O'FallonApril 11 - 20
Oak ForestApril 21 - 30
Oak LawnApril 11 - 20
Oak ParkApril 21 - 30
Orland ParkApril 21 - 30
OswegoMay 1 - 10
OttawaApril 21 - 30
PalatineMay 1 - 10
Palos HillsApril 21 - 30
Park ForestApril 21 - 30
Park RidgeApril 21 - 30
PekinApril 21 - 30
PeoriaApril 21 - 30
PlainfieldApril 21 - 30
Prospect HeightsMay 1 - 10
QuincyApril 11 - 20
Rock IslandApril 21 - 30
RockfordMay 1 - 10
Rolling MeadowsMay 1 - 10
RomeovilleApril 21 - 30
RoselleMay 1 - 10
Round LakeMay 1 - 10
Round Lake BeachMay 1 - 10
SchaumburgMay 1 - 10
ShorewoodApril 21 - 30
SkokieApril 21 - 30
South ElginMay 1 - 10
South HollandApril 21 - 30
SpringfieldApril 21 - 30
StreamwoodMay 1 - 10
SycamoreApril 21 - 30
Tinley ParkApril 21 - 30
UrbanaApril 21 - 30
Vernon HillsMay 1 - 10
Villa ParkMay 1 - 10
WashingtonApril 21 - 30
WaukeganMay 1 - 10
West ChicagoMay 1 - 10
WestchesterApril 21 - 30
WestmontApril 21 - 30
WheatonMay 1 - 10
WheelingMay 1 - 10
WilmetteApril 21 - 30
WoodridgeApril 21 - 30
WoodstockMay 1 - 10
YorkvilleApril 21 - 30
ZionMay 1 - 10

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