Troy Grove Illinois Climate Data

Monthly Average Climate Data for Troy Grove Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.7 °C-0.7 °C45.21 mm
February-7.6 °C1.8 °C43.94 mm
March-2.3 °C8.7 °C60.45 mm
April3.6 °C16.2 °C90.93 mm
May10.1 °C22.5 °C117.09 mm
June15.5 °C27.3 °C118.87 mm
July17.4 °C28.9 °C103.63 mm
August16.3 °C27.9 °C98.04 mm
September11.8 °C24.9 °C87.38 mm
October5.3 °C17.9 °C76.71 mm
November-0.7 °C9.4 °C62.74 mm
December-6.4 °C2.2 °C50.29 mm
Annual4.4 °C15.6 °C955.28 mm

Climate Data for Troy 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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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