Ohlman Illinois Climate Data

Monthly Average Climate Data for Ohlman Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.2 °F35.8 °F2.48 in.
February23.6 °F41.0 °F2.12 in.
March32.6 °F52.2 °F2.93 in.
April42.9 °F65.1 °F4.39 in.
May54.1 °F75.1 °F4.73 in.
June62.9 °F83.6 °F4.69 in.
July66.0 °F86.7 °F3.82 in.
August63.7 °F85.5 °F3.19 in.
September56.0 °F80.3 °F3.16 in.
October44.9 °F67.9 °F3.31 in.
November34.2 °F52.7 °F3.33 in.
December25.5 °F40.8 °F2.5 in.
Annual43.9 °F63.9 °F40.65 in.

Climate Data for Ohlman 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 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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