Weather forecast for 10 daysBrussels, IL

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 66°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphSSE 164°
  • Humidity: 51%
  • UV index: 5
  • Sunrise: 7:15 am CDT
  • Sunset: 6:19 pm CDT
  • ▼
Tomorrow, on Sunday, October 18, sunny conditions are also expected to continue.
The temperature will peak at a breezy 66.2°F during the day, dropping to a low of a wintry 37.4°F at night.
Forecasts show that tomorrow the temperature will align with October's standard maximum of 65.8°F.
Sunrise will be at 7:15 am and sunset at 6:19 pm; tomorrow's daylight will last for 11h and 5min.

10-day overview

Daily temperatures

Warmest day: Sunday 25.10. 81°C.
Coldest day: tomorrow 66°C.

Chance of precipitation

Highest chance: Monday - Wednesday 6%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 37°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphSE 140°
  • Humidity: 86%
  • UV index: 0
  • Sunrise: 7:14 am CDT
  • Sunset: 6:21 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 66°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphSSE 164°
  • Humidity: 51%
  • UV index: 5
  • Sunrise: 7:15 am CDT
  • Sunset: 6:19 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 72°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphSSE 157°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:16 am CDT
  • Sunset: 6:18 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 73°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphSE 124°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:17 am CDT
  • Sunset: 6:17 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 75°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 3mphS 178°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:18 am CDT
  • Sunset: 6:15 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 77°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSSE 151°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:19 am CDT
  • Sunset: 6:14 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 79°F
  • 48°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphSE 132°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:20 am CDT
  • Sunset: 6:12 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 79°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 7mphSSE 149°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:21 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 81°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphSSW 201°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:22 am CDT
  • Sunset: 6:10 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 77°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphSSE 160°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:23 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
For the coming ten days, a combination of sun-filled and cloud-filled weather is predicted.
Rainfall is not expected in Brussels in the upcoming period.
There will be a considerable variation in temperature throughout the forecast window. Maximum temperatures are forecasted between 66.2°F and 80.6°F, while the fluctuation in night temperatures will be also significant, as nighttime lows are forecast to fall between 37.4°F and 51.8°F.
Next Sunday is expected to be the warmest, reaching up to 80.6°F; Sunday will be the coldest day, with the highest temperature of 66.2°F.
Updated: Oct 18, 2026 @ 02:11:13 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, clear and sunny conditions are expected.

Tomorrow, the maximum temperature will be 66.2°F, while the minimum temperature will be 37.4°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. Tomorrow, the lowest temperature will be significantly lower than the average low of 48.6°F.

On Sunday, in Brussels, sunrise will be at 7:15 am and sunset at 6:19 pm (CDT).

Tomorrow, the daylight will last for 11h and 5min.