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Brown Deer (WI) Weather and Climate: A Comprehensive Guide

Brown Deer experiences great temperature shifts. The city's weather can transition from warm days to very cold weather. It receives a moderate amount of precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

The climate in Brown Deer is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 28°C in July to a very cold -1°C in February.

Nighttime temperatures can drop, with average lows reaching -10°C in February. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Brown Deer receives mid-range precipitation levels, with 932 mm annually. The seasons in Brown Deer, bring significant changes in precipitation. The wettest month, June, receives high rainfall, with an average of 126 mm of precipitation. This rainfall is distributed across 13 rainy days.

In contrast, the driest month, January, experiences much less snowfall, totaling 34 mm over 10 snowy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Brown Deer Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

In Brown Deer, summer days are longer and more sunny, with daily sunshine hours peaking at 10.6 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 3.5 hours per average day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Milwaukee, the United States of America (14 KM, 9 Miles).

Daily hours of sunshine

Data from: Milwaukee, the United States of America (14 KM, 9 Miles).

Forecast for Brown Deer (WI)

Sun   Dec 22
0°C | -15°C
S 5 m/s
broken clouds and no rain

broken clouds and no rain

Mon   Dec 23
1°C | -1°C
S 5 m/s
2.6 mm
overcast and sleet

overcast and sleet

Tue   Dec 24
2°C | -2°C
N 4 m/s
broken clouds and no rain

broken clouds and no rain

The best time of year to visit Brown Deer in the United States of America

During the months of June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is winter in Brown Deer?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Brown Deer?
    July has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Brown Deer?
    The coldest month is February with an average maximum temperature of -1°C.
  • Which is the wettest month in Brown Deer?
    June tops the wettest month list with 126 mm of rainfall.
  • Which is the driest month in Brown Deer?
    January is the driest month with 34 mm of precipitation.
  • Which is the sunniest month in Brown Deer?
    July is the sunniest month with an average of 319 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.