Wallace South Dakota Climate Data

Monthly Average Climate Data for Wallace South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January2.8 °F21.1 °F0.65 in.
February6.4 °F25.8 °F0.66 in.
March18.5 °F38.1 °F1.06 in.
April31.4 °F53.5 °F2.27 in.
May44.5 °F66.5 °F3.1 in.
June55.5 °F76.2 °F3.95 in.
July60.2 °F81.3 °F3.63 in.
August57.8 °F79.7 °F2.67 in.
September48.9 °F71.8 °F2.51 in.
October35.1 °F56.6 °F2.27 in.
November21.5 °F40.1 °F0.8 in.
December9.7 °F26.5 °F0.72 in.
Annual32.7 °F53.1 °F24.29 in.

Climate Data for Wallace 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 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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