Weather forecast for todayShannon, IL

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 4:06 pm CDT

  • 64°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 13mphS 190°
  • Humidity: 39%
  • Dewpoint: 39°F
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
At the moment, in Shannon, a vibrant sun is lighting up the sky, with no sign of clouds.
The temperature is a comfortable 64.4°F, while the apparent temperature is a similar 62.6°F.

Sunday Oct 18, 2026

  • min.
  • 39°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 14mphSSW 195°
  • Humidity: 68%
  • UV index: 0
  • Sunrise: 7:15 am CDT
  • Sunset: 6:12 pm CDT
  • ▼
In Shannon, through the afternoon and beyond, the forecast calls for endless blue skies and perfectly clear weather.
The lowest predicted temperature is a wintry 39.2°F.
Sunrise was at 7:15 am and sunset will be at 6:12 pm; the daylight will last for 10h and 58min.

Hourly overview

Hourly temperatures

Warmest hour: 5 pm 63°C.
Coldest period: 11 pm - 12 am 48°C.

Chance of precipitation

Highest chance: 12 am 2%.

Hourly weather forecast

  • 5 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphSSW 198°
  • Humidity: 40%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 59°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 9mphS 189°
  • Humidity: 46%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:12 pm
  • 7 pm
  • 55°F
  • Feels like:
    54°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphS 182°
  • Humidity: 55%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 52°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphS 184°
  • Humidity: 62%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 50°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphS 187°
  • Humidity: 64%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphS 191°
  • Humidity: 67%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphSSW 192°
  • Humidity: 70%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphSSW 195°
  • Humidity: 73%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphSSW 198°
  • Humidity: 76%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphSSW 203°
  • Humidity: 81%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the remainder of Sunday, sunny conditions are likely to prevail.
The temperature will vary between the highest temperature of 62.6°F and the lowest temperature of 48.2°F.
Updated: Oct 18, 2026 @ 21:06:15 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (4:06 pm CDT) is 64.4°F.

On Sunday, a sun-filled, clear sky is on the way.

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

Today, the daylight will last for 10h and 58min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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Shannon, Illinois, USA

  • en: Shannon, Illinois, USA
  • es: Shannon, Illinois, EE.UU.
  • hr: Šenon, Ilinois, SAD
  • mk: Šenon, Ilinois, SAD
  • sr: Šenon, Ilinois, SAD
  • zh: 香农, 伊利诺伊, 美国
  • Latitude: 42.154746°
  • Longitude: -89.739839°
  • Elevation: 922 ft
  • Current time: 5:07pm CDT
  • Sunrise: 7:15 am CDT
  • Sunset: 6:12 pm CDT
  • Timezone: America/Chicago

Nearby Shannon, Illinois, USA

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