Weather forecast for 10 daysBrown Deer, WI

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 57°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphWSW 237°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
Today, on Saturday, October 17, expect sunny weather with a crisp, clear sky.
The temperature is expected to vary between a maximum of a mild 57.2°F and a minimum of a wintry 41°F.
Today's highest temperature is predicted to match the regular high for October at 56.8°F.
Sunrise was at 7:08 am and sunset will be at 6:06 pm; the daylight will last for 10h and 58min.

Sunday Oct 18, 2026

  • 64°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 17mphSW 215°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
On Sunday, in Brown Deer, sunshine and minimal clouds are also in the outlook.
Temperature is expected to swing from a high of a comfortable 64.4°F to a low of a brisk 42.8°F.
The forecast high of 64.4°F aligns more closely with September's typical high of 69.4°F than with October's usual 56.8°F.
Sunrise will be at 7:09 am and sunset at 6:04 pm; tomorrow's daylight will last for 10h and 55min.

10-day overview

Daily temperatures

Maximum temperature: 68°C.
Coldest day: today 57°C.

Chance of precipitation

Highest chance: Monday 26.10. 10%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 57°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphWSW 237°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 64°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 17mphSW 215°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphSSW 202°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:10 am CDT
  • Sunset: 6:02 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphESE 104°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:11 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 68°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphSSW 192°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 7:13 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 68°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphENE 66°
  • Humidity: 68%
  • UV index: 3
  • Sunrise: 7:14 am CDT
  • Sunset: 5:58 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 66°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 8mphESE 122°
  • Humidity: 70%
  • UV index: 3
  • Sunrise: 7:15 am CDT
  • Sunset: 5:56 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 66°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 11mphSSE 156°
  • Humidity: 69%
  • UV index: 3
  • Sunrise: 7:16 am CDT
  • Sunset: 5:55 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 68°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 9mphS 188°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:18 am CDT
  • Sunset: 5:53 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 61°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 8mphNE 34°
  • Humidity: 74%
  • UV index: 3
  • Sunrise: 7:19 am CDT
  • Sunset: 5:52 pm CDT
  • ▼
Looking ahead to the next ten days, a combination of bright and dull weather is predicted.
Rainfall is not anticipated in Brown Deer in the upcoming days.
In the coming days, the maximum temperature will vary between 57.2°F and 68°F, while nighttime temperatures are expected to vary from 41°F to 51.8°F.
With a maximum temperature of 68°F, Wednesday, Thursday and next Sunday will be the warmest days; today is the coldest day, with a maximum temperature of 57.2°F.
Updated: Oct 17, 2026 @ 13:51:52 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, the forecast calls for abundant sunshine.

Today, the highest temperature will be 57.2°F, while the lowest temperature will be 41°F.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature will be a few degrees lower than the average low of 46.6°F.

On Saturday, in Brown Deer, sunrise was at 7:08 am and sunset will be at 6:06 pm (CDT).

In Brown Deer, today, there will be 10h and 58min of daylight.

On Sunday, sun-filled conditions are expected to persist.

Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 42.8°F.
The maximum temperature will be relatively higher than the average highest temperature of 56.8°F in October. The lowest temperature tomorrow will be also relatively lower than the average low temperature.

On Sunday, in Brown Deer, sunrise will be at 7:09 am and sunset at 6:04 pm (CDT).

Tomorrow, the daylight will last for 10h and 55min.