Clear Lake South Dakota Climate Data

Monthly Average Climate Data for Clear Lake South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January3.1 °F21.1 °F0.69 in.
February7.0 °F25.4 °F0.83 in.
March19.0 °F37.8 °F1.42 in.
April31.5 °F53.1 °F2.66 in.
May44.6 °F66.0 °F3.39 in.
June55.3 °F75.5 °F4.24 in.
July60.0 °F80.7 °F3.4 in.
August57.6 °F78.6 °F3.09 in.
September48.8 °F70.7 °F2.71 in.
October35.3 °F56.9 °F2.32 in.
November21.8 °F40.1 °F1.14 in.
December9.6 °F26.4 °F0.95 in.
Annual32.8 °F52.7 °F26.84 in.

Climate Data for Clear Lake 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 ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year