Weather forecast for 10 daysGreat Lakes, IL

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 57°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 11mphSW 223°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:06 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
On Saturday, October 17, skies will stay clear and sunny.
The expected temperature range extends from a high of a refreshing 57.2°F to a low of a cold 41°F.
Sunrise was at 7:06 am and sunset will be at 6:06 pm; the daylight will last for 11h and 0min.

Sunday Oct 18, 2026

  • 63°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 16mphSSW 210°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
On Sunday, in Great Lakes, sunshine is also expected with little to no cloud cover.
The temperature will fluctuate from a high of an enjoyable 62.6°F to a low of a brisk 42.8°F.
Sunrise will be at 7:08 am and sunset at 6:04 pm; tomorrow's daylight will last for 10h and 57min.

10-day overview

Daily temperatures

Warmest day: Sunday 25.10. 70°C.
Coldest day: today 57°C.

Chance of precipitation

Highest chance: Monday 26.10. 18%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 57°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 11mphSW 223°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:06 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 63°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 16mphSSW 210°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:08 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphSSW 195°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphE 100°
  • Humidity: 70%
  • UV index: 4
  • Sunrise: 7:10 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 68°F
  • 50°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphS 185°
  • Humidity: 65%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:00 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 68°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphSE 142°
  • Humidity: 67%
  • UV index: 3
  • Sunrise: 7:12 am CDT
  • Sunset: 5:58 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 68°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphSE 124°
  • Humidity: 69%
  • UV index: 3
  • Sunrise: 7:13 am CDT
  • Sunset: 5:57 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 66°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 10mphSSE 150°
  • Humidity: 69%
  • UV index: 3
  • Sunrise: 7:15 am CDT
  • Sunset: 5:55 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 70°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 9mphS 187°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 7:16 am CDT
  • Sunset: 5:54 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 64°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 7mphNNE 17°
  • Humidity: 73%
  • UV index: 3
  • Sunrise: 7:17 am CDT
  • Sunset: 5:53 pm CDT
  • ▼
During the upcoming ten-day period, a combination of gloomy and bright weather is predicted.
Rainfall is not forecasted in Great Lakes in the upcoming period.
The temperature will vary considerably throughout the forecast window. Forecast highs will fluctuate between 57.2°F and 69.8°F, while the lowest nightly temperature differences will be also quite pronounced, as the minimum temperature is expected to range between 41°F and 53.6°F.
Next Sunday is expected to be the warmest, reaching up to 69.8°F; today is the coldest day, with a maximum temperature of 57.2°F.
Updated: Oct 17, 2026 @ 18:35:54 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, sunny skies are in store, with excellent visibility.

Today, the highest temperature in Great Lakes will be 57.2°F, while the lowest temperature will be 41°F.

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

Today, the daylight will last for 11h and 0min.

On Sunday, uninterrupted sunshine is anticipated.

Tomorrow, the maximum temperature will be 62.6°F, while the minimum temperature will be 42.8°F.

On Sunday, in Great Lakes, sunrise will be at 7:08 am and sunset at 6:04 pm (CDT).

Tomorrow, the daylight will last for 10h and 57min.