Monroe South Dakota Climate Data

Monthly Average Climate Data for Monroe South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.5 °F25.4 °F0.54 in.
February10.8 °F30.5 °F0.76 in.
March21.9 °F42.7 °F1.33 in.
April33.8 °F56.8 °F2.86 in.
May46.5 °F69.1 °F3.81 in.
June57.9 °F79.1 °F4.23 in.
July61.8 °F83.8 °F3.07 in.
August59.3 °F81.1 °F3.36 in.
September50.1 °F74.2 °F2.8 in.
October36.3 °F60.0 °F2.38 in.
November22.7 °F43.6 °F1.02 in.
December11.8 °F29.8 °F0.78 in.
Annual35 °F56.3 °F26.94 in.

Climate Data for Monroe 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