Granite Falls Minnesota Climate Data

Monthly Average Climate Data for Granite Falls Minnesota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January3.4 °F22.7 °F0.7 in.
February7.5 °F27.2 °F0.78 in.
March20.4 °F39.8 °F1.47 in.
April33.4 °F56.2 °F2.47 in.
May45.8 °F69.5 °F3.41 in.
June56.8 °F79.4 °F4.61 in.
July60.4 °F83.5 °F3.29 in.
August57.7 °F81.0 °F3.55 in.
September49.2 °F74.5 °F2.79 in.
October35.9 °F60.0 °F2.16 in.
November23.3 °F42.4 °F1.25 in.
December11.0 °F28.0 °F0.85 in.
Annual33.7 °F55.4 °F27.33 in.

Climate Data for Granite Falls Minnesota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 4b : -25°F to -20°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
2024 plantmaps.com