Hull Illinois Climate Data

Monthly Average Climate Data for Hull Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January19.8 °F36.2 °F1.93 in.
February23.3 °F41.5 °F2.01 in.
March32.5 °F52.4 °F2.67 in.
April43.6 °F64.5 °F4.1 in.
May54.1 °F75.0 °F4.85 in.
June63.7 °F84.1 °F4.5 in.
July67.5 °F87.9 °F4.0 in.
August65.6 °F86.7 °F3.5 in.
September57.3 °F79.2 °F3.45 in.
October46.0 °F67.2 °F3.04 in.
November34.5 °F53.2 °F2.7 in.
December24.8 °F41.1 °F2.09 in.
Annual44.4 °F64.1 °F38.84 in.

Climate Data for Hull Illinois

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°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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