Porcupine South Dakota Climate Data

Monthly Average Climate Data for Porcupine South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January13.0 °F36.5 °F0.44 in.
February15.1 °F39.4 °F0.55 in.
March23.6 °F50.1 °F1.22 in.
April31.8 °F58.3 °F2.29 in.
May42.7 °F68.2 °F3.26 in.
June53.1 °F79.5 °F3.61 in.
July59.5 °F88.1 °F2.32 in.
August57.3 °F87.3 °F1.8 in.
September46.9 °F78.0 °F1.57 in.
October34.1 °F62.1 °F1.77 in.
November22.7 °F48.7 °F0.66 in.
December14.4 °F37.7 °F0.51 in.
Annual34.5 °F61.2 °F20 in.

Climate Data for Porcupine South Dakota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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