Hayti South Dakota Climate Data

Monthly Average Climate Data for Hayti South Dakota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-16.1 °C-5.6 °C12.7 mm
February-13.9 °C-2.9 °C13.72 mm
March-7.1 °C3.8 °C28.45 mm
April-0.3 °C12.3 °C58.17 mm
May6.9 °C19.4 °C77.22 mm
June13 °C24.9 °C95.76 mm
July15.5 °C27.8 °C85.85 mm
August13.9 °C26.7 °C70.87 mm
September9 °C22.4 °C68.33 mm
October1.3 °C14.2 °C53.34 mm
November-6 °C5.1 °C18.03 mm
December-12.6 °C-2.6 °C14.73 mm
Annual0.3 °C12.1 °C597.17 mm

Climate Data for Hayti 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 4a : -34.4°C to -31.7°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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