Okaton South Dakota Climate Data

Monthly Average Climate Data for Okaton South Dakota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.2 °C0.5 °C12.45 mm
February-9.7 °C2.7 °C16.26 mm
March-4.8 °C8.7 °C28.19 mm
April0.7 °C14.4 °C55.12 mm
May7.1 °C20.4 °C84.07 mm
June12.9 °C26.4 °C85.6 mm
July16.6 °C31 °C64.52 mm
August15.3 °C30.4 °C54.61 mm
September10.1 °C25.4 °C38.1 mm
October2.7 °C16.6 °C42.42 mm
November-4.3 °C8.4 °C15.24 mm
December-9.6 °C1.8 °C13.21 mm
Annual2.2 °C15.6 °C509.79 mm

Climate Data for Okaton 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 : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 5a : -28.9°C to -26.1°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
2024 plantmaps.com