Norwalk Wisconsin Climate Data

Monthly Average Climate Data for Norwalk Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January7.5 °F24.9 °F1.18 in.
February10.6 °F29.6 °F1.11 in.
March22.0 °F41.7 °F1.85 in.
April33.8 °F55.9 °F3.8 in.
May45.7 °F67.9 °F4.77 in.
June55.8 °F77.1 °F5.36 in.
July59.6 °F81.0 °F4.41 in.
August57.3 °F79.0 °F4.56 in.
September48.9 °F71.6 °F3.9 in.
October37.3 °F58.4 °F2.87 in.
November25.9 °F43.1 °F1.97 in.
December14.8 °F30.3 °F1.52 in.
Annual34.9 °F55 °F37.3 in.

Climate Data for Norwalk Wisconsin

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
2024 plantmaps.com