Egan South Dakota Climate Data

Monthly Average Climate Data for Egan South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January4.8 °F23.2 °F0.57 in.
February8.6 °F28.0 °F0.77 in.
March20.6 °F40.4 °F1.38 in.
April32.8 °F54.8 °F2.73 in.
May45.8 °F67.3 °F3.72 in.
June57.1 °F77.3 °F4.45 in.
July61.1 °F81.9 °F3.53 in.
August58.2 °F79.4 °F3.45 in.
September49.1 °F72.6 °F3.09 in.
October35.5 °F58.6 °F2.18 in.
November22.2 °F42.1 °F1.06 in.
December10.7 °F28.1 °F0.87 in.
Annual33.9 °F54.5 °F27.8 in.

Climate Data for Egan South Dakota

Average First Frost DateSep. 21 - Sep. 30
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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation