Weather forecast for todayJacksonville, IL

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 10:54 pm CDT

  • 41°F
  • Feels like:
    37°F
Fair
Fair
  • Precipitation: 0"
  • Wind: 5mphSE 140°
  • Humidity: 79%
  • Dewpoint: 36°F
  • Pressure: 30.46"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Jacksonville, at the moment, the sky is cloud-free, maintaining fair weather throughout the day.
The temperature is a wintry 41°F, the real-feel temperature is slightly different, evaluated at an icy 37.4°F. The current temperature is almost at the minimum-predicted 37.4°F for today.

Saturday Oct 17, 2026

  • min.
  • 37°F
Mostly Clear
Mostly Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphSSE 168°
  • Humidity: 83%
  • UV index: 0
  • Sunrise: 7:13 am CDT
  • Sunset: 6:18 pm CDT
  • ▼
For the rest of Saturday, scattered clouds may appear, but mostly clear skies will dominate.
The lowest expected temperature is a wintry 37.4°F.
Sunrise was at 7:13 am and sunset at 6:18 pm; the daylight lasted for 11h and 5min.

Hourly overview

Hourly temperatures

Warmest period: 11 pm - 2 am 41°C.
Coldest period: 3 am - 7 am 39°C.

Chance of precipitation

Highest chance: 6 am - 7 am 5%.

Hourly weather forecast

  • 11 pm
  • 41°F
  • Feels like:
    39°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSSE 158°
  • Humidity: 79%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 41°F
  • Feels like:
    36°F
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphSSE 168°
  • Humidity: 82%
  • 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: 6mphSSE 166°
  • Humidity: 82%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 41°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphSSE 166°
  • Humidity: 82%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 39°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphSSE 168°
  • Humidity: 84%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 39°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphS 171°
  • Humidity: 84%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 39°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphSSE 167°
  • Humidity: 85%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphS 171°
  • Humidity: 84%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 7 am
  • 39°F
  • Feels like:
    34°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphS 173°
  • Humidity: 84%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 am
  • 41°F
  • Feels like:
    37°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphS 178°
  • Humidity: 81%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Updated: Oct 18, 2026 @ 03:54:04 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 10:54 pm CDT, the temperature in Jacksonville is 41°F.

Today, expect a quiet sky, mostly free of clouds.

On Saturday, in Jacksonville, sunrise was at 7:13 am and sunset at 6:18 pm (CDT).

Today in Jacksonville, the length of the day was 11h and 5min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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Jacksonville, Illinois, USA

  • en: Jacksonville, Illinois, USA
  • es: Jacksonville, Illinois, EE.UU.
  • hr: Džeksonvil, Ilinois, SAD
  • mk: Džeksonvil, Ilinois, SAD
  • sr: Džeksonvil, Ilinois, SAD
  • zh: 杰克森维尔, 伊利诺伊, 美国
  • Latitude: 39.733936°
  • Longitude: -90.229010°
  • Elevation: 614 ft
  • Current time: 10:54pm CDT
  • Sunrise: 7:13 am CDT
  • Sunset: 6:18 pm CDT
  • Timezone: America/Chicago

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