Lewistown Missouri Climate Data

Monthly Average Climate Data for Lewistown Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.1 °F35.0 °F1.52 in.
February21.4 °F39.7 °F1.89 in.
March31.5 °F52.0 °F2.42 in.
April42.3 °F64.4 °F3.91 in.
May53.4 °F73.9 °F5.28 in.
June63.1 °F83.0 °F4.72 in.
July66.6 °F86.8 °F4.4 in.
August64.4 °F85.4 °F3.78 in.
September56.0 °F78.9 °F3.69 in.
October44.4 °F66.6 °F3.32 in.
November33.0 °F52.1 °F2.49 in.
December23.4 °F39.5 °F1.86 in.
Annual43.1 °F63.1 °F39.28 in.

Climate Data for Lewistown Missouri

Average First Frost DateOct. 11 - Oct. 20
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 ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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