Monroe Center Illinois Climate Data

Monthly Average Climate Data for Monroe Center Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.5 °F28.4 °F1.66 in.
February15.9 °F32.6 °F1.68 in.
March26.1 °F45.0 °F2.21 in.
April36.6 °F58.7 °F3.64 in.
May48.3 °F70.1 °F4.63 in.
June58.3 °F79.6 °F5.27 in.
July61.9 °F82.5 °F3.99 in.
August59.9 °F80.8 °F4.12 in.
September51.5 °F74.9 °F3.46 in.
October39.8 °F62.1 °F2.87 in.
November29.1 °F46.7 °F2.32 in.
December18.7 °F33.9 °F1.94 in.
Annual38.2 °F57.9 °F37.79 in.

Climate Data for Monroe Center Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°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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