Seymour Wisconsin Climate Data

Monthly Average Climate Data for Seymour Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January9.4 °F25.2 °F1.43 in.
February11.2 °F28.9 °F1.23 in.
March21.6 °F40.2 °F1.82 in.
April33.4 °F53.8 °F3.26 in.
May45.3 °F66.7 °F3.33 in.
June55.5 °F76.2 °F4.44 in.
July59.7 °F80.7 °F4.05 in.
August57.9 °F78.8 °F3.67 in.
September49.7 °F71.7 °F3.71 in.
October38.2 °F57.9 °F3.2 in.
November27.4 °F43.4 °F1.81 in.
December16.2 °F30.6 °F1.58 in.
Annual35.5 °F54.5 °F33.53 in.
MonthAvg. LowAvg. HighAvg. Precip
January6.0 °F23.5 °F1.06 in.
February9.4 °F28.3 °F1.08 in.
March21.4 °F40.9 °F1.87 in.
April34.1 °F55.7 °F3.08 in.
May46.4 °F68.7 °F3.99 in.
June56.8 °F78.0 °F4.65 in.
July60.8 °F82.1 °F3.84 in.
August58.5 °F80.1 °F4.07 in.
September50.1 °F72.4 °F3.65 in.
October37.9 °F58.3 °F2.73 in.
November25.7 °F42.2 °F1.71 in.
December13.4 °F28.9 °F1.37 in.
Annual35 °F54.9 °F33.1 in.

Climate Data for Seymour 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 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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 ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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