Tiskilwa Illinois Climate Data

Monthly Average Climate Data for Tiskilwa Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.3 °C-0.4 °C47.5 mm
February-7.3 °C2.1 °C46.48 mm
March-1.8 °C9.1 °C60.2 mm
April4.1 °C16.5 °C96.01 mm
May10.4 °C22.7 °C123.7 mm
June15.9 °C27.6 °C115.82 mm
July17.8 °C29.3 °C96.77 mm
August16.7 °C28.4 °C97.28 mm
September12.1 °C25.3 °C91.44 mm
October5.7 °C18.3 °C73.66 mm
November-0.4 °C9.8 °C63.25 mm
December-5.9 °C2.7 °C49.53 mm
Annual4.8 °C16 °C961.64 mm

Climate Data for Tiskilwa Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
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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