Potosi Missouri Climate Data

Monthly Average Climate Data for Potosi Missouri

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.9 °F41.4 °F2.7 in.
February25.1 °F46.7 °F2.76 in.
March33.2 °F56.2 °F4.05 in.
April43.7 °F67.4 °F5.13 in.
May53.4 °F75.5 °F5.58 in.
June62.0 °F83.2 °F4.27 in.
July66.1 °F87.2 °F3.98 in.
August64.5 °F86.6 °F3.64 in.
September56.3 °F79.5 °F3.54 in.
October44.9 °F68.7 °F3.31 in.
November34.4 °F55.7 °F3.67 in.
December26.2 °F44.9 °F2.96 in.
Annual44.3 °F66.1 °F45.59 in.

Climate Data for Potosi Missouri

Average First Frost DateOct. 21 - Oct. 31
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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