Morristown South Dakota Climate Data

Monthly Average Climate Data for Morristown South Dakota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-14.7 °C-3.4 °C8.38 mm
February-12.7 °C-1.2 °C12.19 mm
March-7.2 °C5.4 °C19.05 mm
April-1.2 °C13.2 °C34.8 mm
May5.3 °C19.6 °C70.87 mm
June11 °C25.1 °C80.77 mm
July14 °C29.4 °C75.18 mm
August12.8 °C29.2 °C47.5 mm
September7.4 °C23.8 °C37.34 mm
October0.2 °C14.7 °C36.83 mm
November-6.9 °C5.7 °C15.49 mm
December-12.6 °C-1.1 °C10.67 mm
Annual-0.4 °C13.4 °C449.07 mm

Climate Data for Morristown South Dakota

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4b : -31.7°C to -28.9°C
Plant Hardiness Zone - 2012Zone 4a : -34.4°C to -31.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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