Mapleton Illinois Climate Data

Monthly Average Climate Data for Mapleton Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.8 °F33.4 °F2.06 in.
February20.2 °F38.1 °F1.99 in.
March30.1 °F50.5 °F2.56 in.
April40.8 °F63.3 °F3.86 in.
May52.5 °F73.8 °F4.93 in.
June61.9 °F82.8 °F4.55 in.
July65.1 °F85.9 °F3.95 in.
August62.8 °F84.5 °F3.45 in.
September54.5 °F78.8 °F3.43 in.
October42.6 °F66.0 °F3.1 in.
November31.8 °F51.1 °F2.74 in.
December22.6 °F38.7 °F2.14 in.
Annual41.8 °F62.2 °F38.76 in.

Climate Data for Mapleton Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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