Salem South Dakota Climate Data

Monthly Average Climate Data for Salem South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.2 °F24.9 °F0.54 in.
February10.5 °F30.1 °F0.75 in.
March21.5 °F42.3 °F1.24 in.
April33.5 °F56.3 °F2.93 in.
May46.1 °F68.6 °F3.77 in.
June57.4 °F78.7 °F4.1 in.
July61.5 °F83.6 °F3.23 in.
August58.9 °F81.0 °F3.18 in.
September49.9 °F73.9 °F3.04 in.
October36.0 °F59.9 °F2.29 in.
November22.3 °F43.1 °F0.97 in.
December11.4 °F29.5 °F0.69 in.
Annual34.6 °F56 °F26.73 in.

Climate Data for Salem 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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation