South Haven Minnesota Climate Data

Monthly Average Climate Data for South Haven Minnesota

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January3.8 °F21.1 °F0.72 in.
February7.0 °F25.7 °F0.86 in.
March19.9 °F38.4 °F1.44 in.
April33.3 °F53.9 °F2.67 in.
May46.3 °F67.1 °F3.92 in.
June56.8 °F76.7 °F4.24 in.
July61.1 °F80.8 °F3.92 in.
August58.3 °F78.7 °F4.02 in.
September50.1 °F71.5 °F3.09 in.
October37.3 °F56.7 °F2.48 in.
November24.1 °F40.2 °F1.35 in.
December11.2 °F26.5 °F1.0 in.
Annual34.1 °F53.1 °F29.71 in.

Climate Data for South Haven Minnesota

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year