Montrose South Dakota Climate Data

Monthly Average Climate Data for Montrose South Dakota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January5.9 °F24.9 °F0.53 in.
February10.1 °F29.8 °F0.72 in.
March21.5 °F42.1 °F1.26 in.
April33.3 °F56.0 °F2.82 in.
May46.2 °F68.3 °F3.74 in.
June57.6 °F78.4 °F4.14 in.
July61.6 °F83.2 °F3.31 in.
August58.8 °F80.4 °F3.31 in.
September49.9 °F73.4 °F3.01 in.
October35.8 °F59.7 °F2.2 in.
November22.0 °F43.1 °F0.99 in.
December11.1 °F29.4 °F0.74 in.
Annual34.5 °F55.7 °F26.77 in.

Climate Data for Montrose 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 4b : -25°F to -20°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation