Gary South Dakota Climate Data

Monthly Average Climate Data for Gary South Dakota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-15.4 °C-5.3 °C17.78 mm
February-13.3 °C-2.8 °C20.83 mm
March-6.6 °C3.8 °C36.83 mm
April0.3 °C12.5 °C71.12 mm
May7.6 °C19.8 °C86.87 mm
June13.6 °C25.3 °C106.17 mm
July15.9 °C28 °C85.85 mm
August14.6 °C26.7 °C81.79 mm
September9.7 °C22.6 °C71.63 mm
October2.3 °C14.7 °C56.9 mm
November-5 °C5.3 °C30.23 mm
December-11.7 °C-2.4 °C24.64 mm
Annual1 °C12.4 °C690.64 mm

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 : -31.7°C to -28.9°C
Plant Hardiness Zone - 2012Zone 4b : -31.7°C to -28.9°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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