Sugar Grove Illinois Climate Data

Monthly Average Climate Data for Sugar Grove Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.8 °C-1.1 °C48.51 mm
February-8.1 °C1.3 °C47.5 mm
March-2.6 °C8 °C59.69 mm
April3.3 °C15.3 °C96.77 mm
May9.6 °C21.5 °C121.67 mm
June15.1 °C26.9 °C112.27 mm
July17.3 °C28.8 °C96.01 mm
August16.2 °C27.7 °C98.04 mm
September11.8 °C24.4 °C83.06 mm
October5.1 °C17.2 °C85.09 mm
November-0.8 °C9 °C64.52 mm
December-6.4 °C1.9 °C54.86 mm
Annual4.2 °C15.1 °C967.99 mm

Climate Data for Sugar Grove 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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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