Weather forecast for 10 daysCastleton, IL

10-day overview

Daily temperatures

Warmest day: Sunday 77°C.
Coldest day: Tuesday 27.10. 66°C.

Chance of precipitation

Highest chance: Tuesday 27.10. 18%.

Long-term weather forecast

  • Monday
  • Oct 19, 2026
  • 70°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphS 175°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:15 am CDT
  • Sunset: 6:12 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 72°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphESE 117°
  • Humidity: 51%
  • UV index: 4
  • Sunrise: 7:16 am CDT
  • Sunset: 6:10 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 73°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphS 190°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:17 am CDT
  • Sunset: 6:09 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 75°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphESE 120°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:18 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 73°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphSE 145°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:19 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 75°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 8mphSSE 158°
  • Humidity: 48%
  • UV index: 3
  • Sunrise: 7:20 am CDT
  • Sunset: 6:05 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 77°F
  • 48°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphSSW 205°
  • Humidity: 47%
  • UV index: 2
  • Sunrise: 7:21 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 70°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphN 357°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 7:23 am CDT
  • Sunset: 6:02 pm CDT
  • ▼
  • Tuesday
  • Oct 27, 2026
  • 66°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 18%
  • Precipitation: 0"
  • Wind: 6mphNE 50°
  • Humidity: 61%
  • UV index: 3
  • Sunrise: 7:24 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
  • Wednesday
  • Oct 28, 2026
  • 68°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 6mphSE 140°
  • Humidity: 57%
  • UV index: 3
  • Sunrise: 7:25 am CDT
  • Sunset: 5:59 pm CDT
  • ▼
Ten-day trends indicate that a combination of bright and cloudy weather is forecasted.
Rainfall is not predicted in Castleton in the upcoming period.
In the upcoming days, the maximum temperature will range between 66.2°F and 77°F, while the lowest temperature will be between 41°F and 50°F.
The warmest day will be Sunday, with a maximum of 77°F; next Tuesday will be the coldest day, with the highest temperature of 66.2°F.
Updated: Oct 19, 2026 @ 10:49:26 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Castleton, a combination of sun-filled and cloud-filled weather is expected for the next ten days.

The maximum temperature will range between 66.2°F and 77°F, while the minimum temperature will be between 41°F and 50°F.

The warmest day will be Sunday, with a maximum of 77°F. With a maximum temperature of 66.2°F, next Tuesday will be the coldest day.

On Saturday, moderate cloud cover will mix with sunshine throughout the day.

On Saturday, the highest temperature will be 75.2°F, while the lowest temperature will be 50°F.

On Sunday, in Castleton, expect continuous cloudiness with subdued daylight.

On Sunday, the maximum temperature will be 77°F, while the minimum temperature will be 48.2°F.