Hamilton Missouri Climate Data

Monthly Average Climate Data for Hamilton Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.3 °F35.3 °F1.11 in.
February19.9 °F40.7 °F1.59 in.
March30.4 °F52.7 °F2.68 in.
April40.0 °F63.6 °F3.92 in.
May51.9 °F73.3 °F5.83 in.
June61.6 °F82.5 °F5.22 in.
July65.9 °F87.2 °F4.05 in.
August63.8 °F85.8 °F4.33 in.
September54.6 °F78.0 °F4.19 in.
October42.8 °F66.2 °F3.26 in.
November31.4 °F52.4 °F2.1 in.
December21.4 °F39.8 °F1.63 in.
Annual41.7 °F63.1 °F39.91 in.

Climate Data for Hamilton Missouri

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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