Chillicothe Missouri Climate Data

Monthly Average Climate Data for Chillicothe Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.8 °F35.5 °F1.29 in.
February20.9 °F41.0 °F1.78 in.
March31.0 °F52.9 °F2.76 in.
April41.7 °F64.2 °F3.79 in.
May53.1 °F74.0 °F5.47 in.
June63.0 °F83.5 °F5.13 in.
July67.0 °F87.6 °F4.73 in.
August64.5 °F86.2 °F4.48 in.
September55.5 °F79.1 °F4.39 in.
October43.3 °F66.8 °F3.21 in.
November31.9 °F52.7 °F2.32 in.
December22.0 °F40.2 °F1.65 in.
Annual42.6 °F63.6 °F41 in.

Climate Data for Chillicothe Missouri

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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