Brown Deer Wisconsin Climate Data

Monthly Average Climate Data for Brown Deer Wisconsin

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.7 °F29.5 °F1.7 in.
February17.4 °F32.9 °F1.64 in.
March26.2 °F43.1 °F2.01 in.
April36.1 °F55.0 °F4.02 in.
May46.7 °F67.0 °F3.94 in.
June56.9 °F76.8 °F4.48 in.
July62.5 °F81.8 °F3.55 in.
August61.6 °F80.3 °F3.57 in.
September53.8 °F73.5 °F3.23 in.
October42.3 °F61.0 °F2.85 in.
November30.9 °F46.7 °F2.08 in.
December21.0 °F35.0 °F2.02 in.
Annual39.2 °F56.9 °F35.09 in.

Climate Data for Brown Deer Wisconsin

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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