Brookings South Dakota Climate Data

Monthly Average Climate Data for Brookings South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January4.2 °F22.6 °F0.51 in.
February7.7 °F27.1 °F0.58 in.
March19.8 °F39.3 °F1.19 in.
April32.0 °F54.0 °F2.22 in.
May45.1 °F66.6 °F3.41 in.
June56.4 °F76.7 °F4.23 in.
July60.2 °F81.3 °F3.63 in.
August57.1 °F79.0 °F3.23 in.
September48.3 °F71.8 °F2.97 in.
October34.5 °F57.6 °F2.06 in.
November21.6 °F41.4 °F0.91 in.
December10.2 °F27.7 °F0.72 in.
Annual33.1 °F53.8 °F25.66 in.

Climate Data for Brookings 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