Brookport Illinois Climate Data

Monthly Average Climate Data for Brookport Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January26.5 °F43.3 °F3.96 in.
February29.5 °F47.9 °F3.55 in.
March37.5 °F58.0 °F4.7 in.
April47.1 °F69.4 °F5.2 in.
May57.3 °F77.6 °F5.18 in.
June65.6 °F85.8 °F4.62 in.
July69.5 °F89.1 °F4.05 in.
August67.3 °F88.1 °F2.94 in.
September59.5 °F82.1 °F3.51 in.
October47.9 °F71.0 °F3.82 in.
November37.3 °F57.7 °F4.2 in.
December30.1 °F46.9 °F4.48 in.
Annual47.9 °F68.1 °F50.21 in.

Climate Data for Brookport Illinois

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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