Waterman Illinois Climate Data

Monthly Average Climate Data for Waterman Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.4 °C-1.8 °C44.2 mm
February-8.6 °C0.6 °C43.94 mm
March-3 °C7.5 °C57.66 mm
April2.8 °C15 °C91.69 mm
May9.4 °C21.3 °C123.95 mm
June14.9 °C26.6 °C117.35 mm
July16.8 °C28.3 °C98.55 mm
August15.6 °C27.2 °C97.79 mm
September10.9 °C24.1 °C87.88 mm
October4.4 °C16.9 °C78.23 mm
November-1.3 °C8.5 °C61.21 mm
December-7.1 °C1.3 °C51.05 mm
Annual3.7 °C14.6 °C953.5 mm

Climate Data for Waterman 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 : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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