Ideal South Dakota Climate Data

Monthly Average Climate Data for Ideal South Dakota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-11.7 °C-0.1 °C12.7 mm
February-9.8 °C2.4 °C16.26 mm
March-4.8 °C8.7 °C26.92 mm
April1.1 °C15.1 °C68.07 mm
May7.6 °C21.1 °C88.9 mm
June13.6 °C26.9 °C98.04 mm
July16.7 °C31.3 °C68.58 mm
August15.6 °C30.3 °C64.01 mm
September10.4 °C25.7 °C54.61 mm
October2.9 °C17.4 °C47.75 mm
November-4.2 °C8.5 °C19.05 mm
December-9.6 °C1.6 °C14.99 mm
Annual2.3 °C15.7 °C579.88 mm

Climate Data for Ideal 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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation