Seneca South Dakota Climate Data

Monthly Average Climate Data for Seneca South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January5.0 °F24.1 °F0.43 in.
February8.6 °F28.7 °F0.62 in.
March19.4 °F41.3 °F0.86 in.
April30.9 °F56.0 °F1.89 in.
May43.3 °F68.1 °F3.09 in.
June54.2 °F78.1 °F3.53 in.
July59.0 °F84.5 °F2.97 in.
August57.2 °F83.2 °F2.38 in.
September47.8 °F74.8 °F1.99 in.
October34.5 °F58.7 °F1.68 in.
November21.3 °F42.2 °F0.69 in.
December10.7 °F28.7 °F0.53 in.
Annual32.7 °F55.7 °F20.66 in.

Climate Data for Seneca 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 ConditionsAbnormally Dry
Köppen Climate ClassificationDwa - Humid Continental Hot Summers With Dry Winters