Weather forecast for 10 daysGreen Valley, IL

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 57°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSW 219°
  • Humidity: 45%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:15 pm CDT
  • ▼
On Saturday, October 17, clear skies and sunshine are anticipated.
The temperature is expected to vary between a refreshing 57.2°F and a wintry 37.4°F.
The forecasted high for today is forecasted to be moderately lower than the typical October maximum of 63.1°F.
Sunrise was at 7:11 am and sunset will be at 6:15 pm; the daylight will last for 11h and 4min.

Sunday Oct 18, 2026

  • 66°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 11mphS 185°
  • Humidity: 48%
  • UV index: 4
  • Sunrise: 7:12 am CDT
  • Sunset: 6:14 pm CDT
  • ▼
Tomorrow, skies are expected to be clear and full of sunshine.
Temperature is forecasted to hit a high of a comfortable 66.2°F during the day, dipping to a low of a cold 37.4°F at night.
Tomorrow, the maximum temperature is anticipated to be in line with the typical October high of 63.1°F.
Sunrise will be at 7:12 am and sunset at 6:14 pm; tomorrow's daylight will last for 11h and 1min.

10-day overview

Daily temperatures

Warmest day: Sunday 25.10. 79°C.
Coldest day: today 57°C.

Chance of precipitation

Highest chance: Monday 26.10. 16%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 57°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSW 219°
  • Humidity: 45%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:15 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 66°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 11mphS 185°
  • Humidity: 48%
  • UV index: 4
  • Sunrise: 7:12 am CDT
  • Sunset: 6:14 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 70°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSSE 165°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:14 am CDT
  • Sunset: 6:12 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 73°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSE 130°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:15 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 75°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphS 182°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:16 am CDT
  • Sunset: 6:10 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 77°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphSE 126°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:17 am CDT
  • Sunset: 6:08 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 77°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphSE 127°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:18 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 77°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphSSE 151°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:19 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 79°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphS 190°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:20 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 75°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 6mphSE 131°
  • Humidity: 59%
  • UV index: 3
  • Sunrise: 7:21 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
In the days ahead, a combination of sunny and cloud-filled weather is predicted.
Rainfall is not expected in Green Valley in the upcoming period.
The temperature will vary considerably in the coming days. Highs will range from 57.2°F to 78.8°F, while the difference in minimum temperatures will be also substantial, as nighttime lows are forecast to fall between 37.4°F and 53.6°F.
With the highest temperature of 78.8°F, next Sunday will be the warmest day; today is the coldest day, with a maximum temperature of 57.2°F.
Updated: Oct 17, 2026 @ 18:28:06 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, skies will stay clear and sunny.

Today, the maximum temperature will be 57.2°F, while the minimum temperature will be 37.4°F.
The highest temperature today will be slightly cooler than the average maximum temperature in October. The lowest temperature will be noticeably lower than the average low of 46.9°F.

On Saturday, in Green Valley, sunrise was at 7:11 am and sunset will be at 6:15 pm (CDT).

Today in Green Valley, the daylight will last for 11h and 4min.

Tomorrow, a sun-drenched sky is anticipated.

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. The lowest temperature will be uncommonly lower than the average low of 46.9°F.

On Sunday, in Green Valley, sunrise will be at 7:12 am and sunset at 6:14 pm (CDT).

In Green Valley, tomorrow, there will be 11h and 1min of daylight.