Weather forecast for todayJacksonville, IL

Weather forecast for today

Current condition 12:40 pm CDT

  • 63°F
  • Feels like:
    61°F
Fair
Fair
  • Precipitation: 0"
  • Wind: 10mphSSE 160°
  • Humidity: 40%
  • Dewpoint: 37°F
  • Pressure: 30.46"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
In Jacksonville, at the moment, a mix of sunshine and light winds supports the fair weather trend.
The temperature is an enjoyable 62.6°F, the felt air temperature is nearly identical at 60.8°F. The current temperature is nearly at the maximum of today's predicted 64.4°F.

Sunday Oct 18, 2026

  • 64°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphS 175°
  • Humidity: 39%
  • UV index: 4
  • Sunrise: 7:14 am CDT
  • Sunset: 6:17 pm CDT
  • ▼
Today, in Jacksonville, a pleasant, mostly sunny outlook is in place.
Temperature changes will be remarkable, ranging from a high of a comfortable 64.4°F to a low of a cold 37.4°F.
The anticipated daytime maximum should align with the typical October high of 64°F.
Sunrise was at 7:14 am and sunset will be at 6:17 pm; the daylight will last for 11h and 3min.

Hourly overview

Hourly temperatures

Warmest period: 2 pm - 4 pm 64°C.
Coldest hour: 10 pm 46°C.

Chance of precipitation

Highest chance: 9 pm - 10 pm 2%.

Hourly weather forecast

  • 1 pm
  • 63°F
  • Feels like:
    61°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphS 182°
  • Humidity: 39%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 64°F
  • Feels like:
    64°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 181°
  • Humidity: 38%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 3 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 179°
  • Humidity: 36%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 64°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 174°
  • Humidity: 35%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphS 170°
  • Humidity: 37%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 59°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSE 165°
  • Humidity: 43%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:17 pm
  • 7 pm
  • 54°F
  • Feels like:
    54°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSSE 159°
  • Humidity: 57%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 50°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphSSE 152°
  • Humidity: 65%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 48°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphSSE 160°
  • Humidity: 70%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 46°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphSSE 157°
  • Humidity: 74%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphSSE 161°
  • Humidity: 74%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Jacksonville, primarily bright and sunny weather is anticipated.
The temperature will vary between a minimum of 46.4°F and a maximum of 64.4°F. The warmest part of the day will be from 2 pm to 4 pm.
Today, the forecasted high aligns alike with the average peak in October. The lowest temperature today is more consistent with November's average minimum of 36°F than the average low in October of 47.5°F.
Updated: Oct 18, 2026 @ 17:40:27 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 12:40 pm CDT, the temperature is 62.6°F.

Today, sunshine will dominate, with only occasional cloud cover.

Today, the highest temperature will be 64.4°F, while the lowest temperature will be 37.4°F.
Today, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be notably lower than the average low of 47.5°F.

On Sunday, in Jacksonville, sunrise was at 7:14 am and sunset will be at 6:17 pm (CDT).

In Jacksonville, today, there will be 11h and 3min of daylight.