Weather forecast for tomorrowSussex, WI

Weather forecast for tomorrow

Monday Oct 19, 2026

  • 66°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphSW 217°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
Tomorrow, blue skies and warm sunshine will define the conditions.
The temperature variation is predicted to range from a maximum of a comfortable 66.2°F to a minimum of an icy 41°F.
With a forecast of 66.2°F, conditions deviate from October's average and instead resemble September's climate trend.
Sunrise will be at 7:11 am and sunset at 6:03 pm; tomorrow's daylight will last for 10h and 52min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 66°C.
Coldest hour: 6 am 41°C.

Chance of precipitation

Highest chance: 5%.

Hourly weather forecast

  • 12 am
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphSW 226°
  • Humidity: 66%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphSW 236°
  • Humidity: 74%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 43°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphSW 231°
  • Humidity: 79%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 41°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSW 216°
  • Humidity: 86%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:11 am
  • 8 am
  • 43°F
  • Feels like:
    41°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 3mphSW 222°
  • Humidity: 85%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 54°F
  • Feels like:
    52°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphSW 227°
  • Humidity: 62%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSW 234°
  • Humidity: 49%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 66°F
  • Feels like:
    66°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSW 223°
  • Humidity: 44%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 64°F
  • Feels like:
    64°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSSW 213°
  • Humidity: 47%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 57°F
  • Feels like:
    57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 3mphSE 139°
  • Humidity: 62%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:03 pm
  • 8 pm
  • 52°F
  • Feels like:
    52°F
Mostly Clear
Mostly Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 1mphESE 117°
  • Humidity: 77%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 1mphSE 131°
  • Humidity: 86%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily sunny and occasionally cloud-filled weather is forecasted.
The temperature will be between a minimum of 41°F and a maximum of 66.2°F. The warmest part of the day will be at 2 pm and 3 pm.
The maximum temperature will align more closely with September's average high of 70.5°F than with October's 57.2°F. The temperature low is forecasted to be alike with the usual October value of 43.3°F.
Updated: Oct 18, 2026 @ 14:15:19 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, blue skies and warm sunshine will define the conditions.

Tomorrow, the maximum temperature will be 66.2°F, while the minimum temperature will be 41°F.
The maximum temperature will be a few degrees higher than the average highest temperature of 57.2°F in October. The lowest temperature will be in line with the average low of 43.3°F.

On Monday, in Sussex, sunrise will be at 7:11 am and sunset at 6:03 pm (CDT).

Tomorrow, the daylight will last for 10h and 52min.