Alexandria South Dakota Climate Data

Monthly Average Climate Data for Alexandria South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.7 °F26.7 °F0.52 in.
February12.1 °F32.3 °F0.78 in.
March22.7 °F44.2 °F1.2 in.
April34.4 °F58.6 °F2.92 in.
May47.0 °F70.4 °F3.56 in.
June58.2 °F80.4 °F4.03 in.
July62.2 °F85.6 °F3.21 in.
August59.9 °F83.4 °F2.99 in.
September50.9 °F76.1 °F2.88 in.
October37.0 °F61.7 °F2.14 in.
November23.5 °F44.7 °F0.97 in.
December12.6 °F30.9 °F0.69 in.
Annual35.7 °F57.9 °F25.89 in.

Climate Data for Alexandria 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 : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation