Blue Earth Minnesota Climate Data

Monthly Average Climate Data for Blue Earth Minnesota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January6.3 °F23.6 °F0.78 in.
February10.5 °F28.1 °F0.84 in.
March22.9 °F40.7 °F1.76 in.
April35.0 °F56.4 °F3.21 in.
May47.9 °F69.3 °F4.57 in.
June58.9 °F79.2 °F5.05 in.
July62.2 °F82.4 °F4.24 in.
August59.6 °F79.9 °F3.85 in.
September50.8 °F74.0 °F3.42 in.
October38.0 °F60.0 °F2.56 in.
November24.9 °F42.9 °F1.48 in.
December13.2 °F29.0 °F1.13 in.
Annual35.9 °F55.5 °F32.89 in.

Climate Data for Blue Earth Minnesota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 11 - May 20
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 ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation