Gary South Dakota Climate Data

Monthly Average Climate Data for Gary South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January4.2 °F22.5 °F0.7 in.
February8.1 °F26.9 °F0.82 in.
March20.1 °F38.9 °F1.45 in.
April32.5 °F54.5 °F2.8 in.
May45.6 °F67.6 °F3.42 in.
June56.5 °F77.5 °F4.18 in.
July60.7 °F82.4 °F3.38 in.
August58.2 °F80.1 °F3.22 in.
September49.4 °F72.7 °F2.82 in.
October36.1 °F58.4 °F2.24 in.
November23.0 °F41.6 °F1.19 in.
December10.9 °F27.7 °F0.97 in.
Annual33.8 °F54.2 °F27.19 in.

Climate Data for Gary 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 4b : -25°F to -20°F
Plant Hardiness Zone - 2012Zone 4b : -25°F to -20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year