Marion South Dakota Climate Data

Monthly Average Climate Data for Marion South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.8 °F25.7 °F0.53 in.
February11.0 °F30.9 °F0.76 in.
March22.1 °F42.9 °F1.33 in.
April33.9 °F57.0 °F2.84 in.
May46.7 °F69.4 °F3.81 in.
June58.0 °F79.4 °F4.24 in.
July62.0 °F84.2 °F2.98 in.
August59.5 °F81.4 °F3.37 in.
September50.3 °F74.4 °F2.73 in.
October36.4 °F60.2 °F2.41 in.
November22.8 °F43.8 °F1.01 in.
December12.0 °F30.1 °F0.78 in.
Annual35.1 °F56.6 °F26.79 in.

Climate Data for Marion 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