Foristell Missouri Climate Data

Monthly Average Climate Data for Foristell Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.2 °F38.9 °F2.41 in.
February24.6 °F44.6 °F2.34 in.
March33.3 °F54.9 °F3.24 in.
April44.2 °F67.1 °F4.58 in.
May54.5 °F75.6 °F5.17 in.
June63.9 °F83.9 °F4.67 in.
July67.6 °F87.8 °F4.16 in.
August65.6 °F86.7 °F3.64 in.
September57.2 °F79.9 °F3.56 in.
October45.2 °F68.3 °F3.38 in.
November34.6 °F54.9 °F3.38 in.
December25.8 °F43.1 °F2.6 in.
Annual44.8 °F65.5 °F43.13 in.

Climate Data for Foristell Missouri

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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