Batavia Illinois Climate Data

Monthly Average Climate Data for Batavia Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.6 °C-0.8 °C50.55 mm
February-7.9 °C1.4 °C49.02 mm
March-2.6 °C8.1 °C59.69 mm
April3.2 °C15.3 °C96.27 mm
May9.3 °C21.6 °C124.71 mm
June14.9 °C26.9 °C112.01 mm
July17.4 °C28.9 °C96.27 mm
August16.4 °C27.8 °C99.31 mm
September12.1 °C24.4 °C84.33 mm
October5.3 °C17.2 °C88.65 mm
November-0.7 °C9 °C65.79 mm
December-6.2 °C2.2 °C55.63 mm
Annual4.3 °C15.2 °C982.23 mm

Climate Data for Batavia 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 ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation