Trout Valley Illinois Climate Data

Monthly Average Climate Data for Trout Valley Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.2 °F30.0 °F1.91 in.
February17.0 °F34.1 °F1.91 in.
March26.5 °F45.6 °F2.18 in.
April36.8 °F58.2 °F3.75 in.
May47.7 °F69.6 °F4.97 in.
June57.7 °F79.5 °F4.99 in.
July62.6 °F83.6 °F4.08 in.
August61.1 °F81.5 °F4.07 in.
September53.1 °F74.7 °F3.51 in.
October41.6 °F61.8 °F3.18 in.
November30.5 °F47.5 °F2.47 in.
December20.3 °F35.3 °F2.1 in.
Annual39.1 °F58.5 °F39.12 in.

Climate Data for Trout Valley 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 : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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