Weather forecast for todayCastleton, IL

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 3:26 pm CDT

  • 55°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 5mphSW 220°
  • Humidity: 35%
  • Dewpoint: 28°F
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
In Castleton, currently, sunlight is abundant, and the weather remains pleasant.
The temperature is a moderate 55.4°F.

Saturday Oct 17, 2026

  • min.
  • 37°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphSSW 196°
  • Humidity: 64%
  • UV index: 0
  • Sunrise: 7:12 am CDT
  • Sunset: 6:15 pm CDT
  • ▼
For the rest of Saturday, expect nothing but clear skies from morning to night.
The lowest expected temperature is an icy 37.4°F.
Sunrise was at 7:12 am and sunset will be at 6:15 pm; the daylight will last for 11h and 2min.

Hourly overview

Hourly temperatures

Warmest period: 4 pm - 5 pm 55°C.
Coldest period: 11 pm - 12 am 41°C.

Chance of precipitation

Highest chance: 12 am 2%.

Hourly weather forecast

  • 4 pm
  • 55°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSW 220°
  • Humidity: 35%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 55°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSW 219°
  • Humidity: 38%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 52°F
  • Feels like:
    52°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSSW 207°
  • Humidity: 46%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:15 pm
  • 7 pm
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphSSW 201°
  • Humidity: 55%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphSSW 196°
  • Humidity: 63%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphSSW 192°
  • Humidity: 65%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 43°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphS 184°
  • Humidity: 68%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 41°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphS 186°
  • Humidity: 70%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 41°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphS 186°
  • Humidity: 74%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 41°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphS 189°
  • Humidity: 75%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the rest of Saturday, mostly cloudless and sunny weather is anticipated.
The temperature will vary between the highest temperature of 55.4°F and the lowest temperature of 41°F.
Updated: Oct 17, 2026 @ 20:26:31 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 3:26 pm CDT, the temperature is 55.4°F.

Today, in Castleton, sunny and cloud-free conditions are expected.

On Saturday, in Castleton, sunrise was at 7:12 am and sunset will be at 6:15 pm (CDT).

In Castleton, the length of the day today will be 11h and 2min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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Castleton, Illinois, USA

  • en: Castleton, Illinois, USA
  • es: Castleton, Illinois, EE.UU.
  • hr: Kaslton, Ilinois, SAD
  • mk: Kaslton, Ilinois, SAD
  • sr: Kaslton, Ilinois, SAD
  • zh: 卡斯卡顿, 伊利诺伊, 美国
  • Latitude: 41.117815°
  • Longitude: -89.706211°
  • Elevation: 787 ft
  • Current time: 3:26pm CDT
  • Sunrise: 7:12 am CDT
  • Sunset: 6:15 pm CDT
  • Timezone: America/Chicago

Nearby Castleton, Illinois, USA

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