Eureka South Dakota Climate Data

Monthly Average Climate Data for Eureka South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January2.9 °F21.1 °F0.39 in.
February7.1 °F25.9 °F0.52 in.
March18.1 °F38.4 °F0.8 in.
April30.4 °F54.4 °F1.58 in.
May43.0 °F66.7 °F3.09 in.
June53.8 °F76.3 °F3.39 in.
July58.8 °F82.5 °F3.19 in.
August56.5 °F81.4 °F2.22 in.
September46.9 °F72.5 °F1.85 in.
October33.6 °F56.5 °F1.7 in.
November20.0 °F39.9 °F0.56 in.
December9.2 °F26.5 °F0.49 in.
Annual31.7 °F53.5 °F19.78 in.

Climate Data for Eureka 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 4a : -30°F to -25°F
Plant Hardiness Zone - 2012Zone 4a : -30°F to -25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDwb - Humid Continental Mild Summer With Dry Winters