Valmeyer Illinois Climate Data

Monthly Average Climate Data for Valmeyer Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.5 °F40.7 °F2.76 in.
February27.2 °F46.0 °F2.5 in.
March35.8 °F55.9 °F3.74 in.
April46.1 °F67.7 °F4.99 in.
May56.2 °F76.0 °F5.0 in.
June64.5 °F84.8 °F4.49 in.
July68.9 °F87.9 °F4.0 in.
August66.8 °F86.7 °F3.31 in.
September59.6 °F80.4 °F3.33 in.
October48.3 °F68.9 °F3.14 in.
November37.2 °F55.8 °F3.6 in.
December28.5 °F44.6 °F2.94 in.
Annual46.9 °F66.3 °F43.8 in.

Climate Data for Valmeyer 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 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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