Fort Pierre South Dakota Climate Data

Monthly Average Climate Data for Fort Pierre South Dakota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-13.8 °C-1.2 °C10.67 mm
February-11.9 °C1.4 °C12.45 mm
March-6.1 °C7.8 °C19.81 mm
April-0.1 °C14.5 °C49.02 mm
May6.9 °C20.7 °C77.47 mm
June12.9 °C26.4 °C84.58 mm
July16.3 °C31 °C62.74 mm
August14.7 °C30.6 °C54.36 mm
September9.3 °C25.5 °C41.4 mm
October1.4 °C16.4 °C36.58 mm
November-5.9 °C7.9 °C10.41 mm
December-11.8 °C0.7 °C9.14 mm
Annual1 °C15.1 °C468.63 mm

Climate Data for Fort Pierre South Dakota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4b : -31.7°C to -28.9°C
Plant Hardiness Zone - 2012Zone 4b : -31.7°C to -28.9°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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