Irving Illinois Climate Data

Monthly Average Climate Data for Irving Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.4 °C2.2 °C68.83 mm
February-4.4 °C5.2 °C56.13 mm
March0.6 °C11.4 °C77.22 mm
April6.3 °C18.7 °C121.41 mm
May12.4 °C24.2 °C128.02 mm
June17.3 °C28.9 °C112.27 mm
July19.1 °C30.6 °C97.28 mm
August17.8 °C30 °C83.06 mm
September13.4 °C26.9 °C76.71 mm
October7.1 °C20.2 °C84.58 mm
November1.4 °C11.7 °C87.12 mm
December-3.5 °C5 °C64.77 mm
Annual6.8 °C17.9 °C1057.4 mm

Climate Data for Irving 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 : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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