Hartford South Dakota Climate Data

Monthly Average Climate Data for Hartford South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.2 °F24.5 °F0.64 in.
February10.3 °F29.3 °F0.85 in.
March21.5 °F41.6 °F1.38 in.
April33.5 °F55.9 °F3.1 in.
May46.4 °F68.3 °F3.77 in.
June57.5 °F78.4 °F4.01 in.
July61.5 °F83.0 °F3.2 in.
August58.8 °F80.2 °F3.31 in.
September49.8 °F73.4 °F2.83 in.
October36.3 °F59.5 °F2.24 in.
November22.6 °F42.9 °F1.06 in.
December11.7 °F29.2 °F0.83 in.
Annual34.7 °F55.5 °F27.22 in.

Climate Data for Hartford 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 ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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