Brocton Illinois Climate Data

Monthly Average Climate Data for Brocton Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January19.1 °F35.0 °F2.51 in.
February22.2 °F39.6 °F2.1 in.
March31.4 °F51.2 °F2.88 in.
April42.1 °F64.0 °F4.45 in.
May53.3 °F74.3 °F4.38 in.
June62.4 °F82.7 °F4.76 in.
July65.1 °F85.3 °F4.09 in.
August62.8 °F84.1 °F3.08 in.
September55.3 °F79.1 °F3.04 in.
October43.8 °F66.7 °F3.55 in.
November33.1 °F52.0 °F3.45 in.
December24.7 °F39.8 °F2.57 in.
Annual42.9 °F62.8 °F40.86 in.

Climate Data for Brocton 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 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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