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, in Grantfork, the sky will feature a blend of clouds and sunshine.
Temperature measurements will peak at a warm 77°F, with a considerable drop to a low of a brisk 46.4°F.
Tomorrow, climate comparisons show a temperature closer to September's 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, thin clouds will pass through at times, but overall, it will remain bright.
The highest daytime temperature will touch a temperate 78.8°F, creating a significant contrast with the predicted nighttime low of a crisp 50°F.
On Sunday, the forecasted high of 78.8°F is more in line with September's average of 78.1°F than October's 65.7°F.
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: Saturday 31.10. 46%.

Long-term weather forecast

  • Friday
  • Oct 23, 2026
  • min.
  • 46°F
Mostly Clear
Mostly Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphESE 114°
  • Humidity: 78%
  • 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
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 9mphSSW 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 178°
  • Humidity: 50%
  • 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: 46%
  • Precipitation: 0.47"
  • Wind: 9mphS 171°
  • Humidity: 63%
  • UV index: 2
  • Sunrise: 7:24 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
  • Sunday
  • Nov 1, 2026
  • 73°F
  • 50°F
Showers
Showers
  • Precip. probability: 43%
  • Precipitation: 0.75"
  • Wind: 10mphSSW 194°
  • Humidity: 68%
  • UV index: 2
  • Sunrise: 6:26 am CST
  • Sunset: 4:58 pm CST
  • ▼
For the next ten days, primarily dull and occasionally rain-soaked weather is forecasted.
Rainfall is expected on next Saturday and Sunday.
In the upcoming days, the maximum temperature will range between 73.4°F and 80.6°F, while the lowest temperature will be between 46.4°F and 57.2°F.
Thursday is expected to be the warmest, reaching up to 80.6°F; next Sunday will be the coldest day, with the highest temperature of 73.4°F.
Updated: Oct 23, 2026 @ 23:22:17 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Saturday, mostly clear with scattered clouds is expected.

Tomorrow, the highest temperature will be 77°F, while the lowest temperature will be 46.4°F.
Tomorrow, the highest temperature will be uncommonly higher than the average maximum of 65.7°F in October. The lowest temperature tomorrow 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, the daylight will last for 10h and 50min.

On Sunday, in Grantfork, expect a mix of sun and clouds throughout the day.

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