Armour South Dakota Climate Data

Monthly Average Climate Data for Armour South Dakota

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-12.3 °C-1 °C16 mm
February-10 °C1.9 °C19.56 mm
March-4.6 °C8.4 °C33.02 mm
April1.6 °C15.3 °C76.2 mm
May8.3 °C21.8 °C95.25 mm
June14.4 °C27.4 °C98.04 mm
July17.2 °C30.9 °C78.74 mm
August15.9 °C29.7 °C76.2 mm
September10.6 °C25.4 °C70.36 mm
October3.1 °C17 °C55.12 mm
November-4.2 °C8.3 °C23.62 mm
December-9.8 °C0.9 °C18.54 mm
Annual2.5 °C15.5 °C660.65 mm

Climate Data for Armour 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