Weather forecast for 10 daysGrantfork, IL

Weather forecast for the weekend

Saturday Oct 24, 2026

  • 77°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphSE 132°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:17 am CDT
  • Sunset: 6:08 pm CDT
  • ▼
Tomorrow, on Saturday, moments of sunshine will break through the patchy clouds.
Temperature readings are expected to span from a high of a moderately hot 77°F to a low of a frosty 46.4°F.
Tomorrow, the predicted high will be higher and much closer to September's average high of 78.1°F than October's 65.7°F.
Sunrise will be at 7:17 am and sunset at 6:08 pm; tomorrow's daylight will last for 10h and 50min.

Sunday Oct 25, 2026

  • 79°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSSE 167°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:18 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
On Sunday, in Grantfork, patchy clouds will move across the sky, allowing for sunshine at times.
Day and night temperatures will contrast sharply, from a maximum of a warm 78.8°F to a minimum of a crisp 50°F.
Meteorological data shows 78.8°F is more characteristic of September's climate profile than October's.
Sunrise will be at 7:18 am and sunset at 6:06 pm; the daylight will last for 10h and 49min.

10-day overview

Daily temperatures

Warmest day: Thursday 81°C.
Coldest day: Sunday 01.11. 73°C.

Chance of precipitation

Highest chance: Sunday 01.11. 41%.

Long-term weather forecast

  • Friday
  • Oct 23, 2026
  • min.
  • 46°F
Mostly Clear
Mostly Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphESE 114°
  • Humidity: 80%
  • UV index: 0
  • Sunrise: 7:16 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 77°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphSE 132°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:17 am CDT
  • Sunset: 6:08 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 79°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSSE 167°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:18 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 79°F
  • 50°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphSSW 208°
  • Humidity: 53%
  • UV index: 3
  • Sunrise: 7:19 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 77°F
  • 54°F
Cloudy
Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphS 178°
  • Humidity: 54%
  • UV index: 2
  • Sunrise: 7:20 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Wednesday
  • Oct 28, 2026
  • 79°F
  • 52°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 8mphSSW 199°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:21 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Thursday
  • Oct 29, 2026
  • 81°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 6mphSSW 210°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:22 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Friday
  • Oct 30, 2026
  • 79°F
  • 54°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 7mphS 177°
  • Humidity: 51%
  • UV index: 3
  • Sunrise: 7:23 am CDT
  • Sunset: 6:00 pm CDT
  • ▼
  • Saturday
  • Oct 31, 2026
  • 75°F
  • 57°F
Showers
Showers
  • Precip. probability: 37%
  • Precipitation: 0.43"
  • Wind: 9mphS 170°
  • Humidity: 61%
  • UV index: 2
  • Sunrise: 7:24 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
  • Sunday
  • Nov 1, 2026
  • 73°F
  • 48°F
Showers
Showers
  • Precip. probability: 41%
  • Precipitation: 0.43"
  • Wind: 10mphSSW 196°
  • Humidity: 66%
  • UV index: 2
  • Sunrise: 6:26 am CST
  • Sunset: 4:58 pm CST
  • ▼
Primarily cloud-filled and occasionally wet and mostly clear weather is forecasted.
With moderate precipitation of 0.43", rainfall is expected on next Saturday and Sunday.
In the coming days, the highest temperature will vary between 73.4°F and 80.6°F, while the minimum temperature is forecast to range between 46.4°F and 57.2°F.
With the highest temperature of 80.6°F, Thursday will be the warmest day; the lowest daytime temperature of the period will be reached on next Sunday, peaking at 73.4°F.
Updated: Oct 24, 2026 @ 00:43:15 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, a mix of clouds and blue sky is expected.

Tomorrow, the highest temperature will be 77°F, while the lowest temperature will be 46.4°F.
The maximum temperature tomorrow will be uncommonly higher than the average highest temperature of 65.7°F in October. Tomorrow, the lowest temperature will be in line with the average low temperature.

On Saturday, in Grantfork, sunrise will be at 7:17 am and sunset at 6:08 pm (CDT).

Tomorrow in Grantfork, the daylight will last for 10h and 50min.

On Sunday, clouds will come and go, but expect bright periods in between.

On Sunday, the highest temperature will be 78.8°F, while the lowest temperature will be 50°F.