Weather forecast for todaySumner, IL

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 10:04 pm CDT

  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 1mphWSW 250°
  • Humidity: 89%
  • Dewpoint: 39°F
  • Pressure: 30.49"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Sumner, currently, the weather remains clear and calm throughout the day.
The temperature is a brisk 42.8°F. The current temperature is a few degrees off the lowest expected temperature.

Saturday Oct 17, 2026

  • min.
  • 36°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphESE 107°
  • Humidity: 89%
  • UV index: 0
  • Sunrise: 7:02 am CDT
  • Sunset: 6:10 pm CDT
  • ▼
In Sumner, for the rest of Saturday, pristine, cloud-free skies are expected all day long.
The lowest forecasted temperature is a cold 35.6°F.
Sunrise was at 7:02 am and sunset at 6:10 pm; the daylight lasted for 11h and 8min.

Hourly overview

Hourly temperatures

Warmest period: 11 pm - 12 am 41°C.
Coldest period: 5 am - 7 am 37°C.

Chance of precipitation

Highest chance: 6 am - 7 am 5%.

Hourly weather forecast

  • 11 pm
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 85°
  • Humidity: 88%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 92°
  • Humidity: 90%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 96°
  • Humidity: 90%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphESE 111°
  • Humidity: 85%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphESE 111°
  • Humidity: 87%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphESE 120°
  • Humidity: 90%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphESE 121°
  • Humidity: 91%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphESE 122°
  • Humidity: 91%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 7 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphSE 131°
  • Humidity: 92%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 am
  • 41°F
  • Feels like:
    41°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphSE 133°
  • Humidity: 87%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Updated: Oct 18, 2026 @ 03:04:18 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (10:04 pm CDT) it is 42.8°F in Sumner.

Today, expect clear skies and plenty of sunshine.

On Saturday, in Sumner, sunrise was at 7:02 am and sunset at 6:10 pm (CDT).

Today in Sumner, the length of the day was 11h and 8min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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Sumner, Illinois, USA

  • en: Sumner, Illinois, USA
  • es: Sumner, Illinois, EE.UU.
  • hr: Samner, Ilinois, SAD
  • mk: Samner, Ilinois, SAD
  • sr: Samner, Ilinois, SAD
  • zh: 萨姆纳, 伊利诺伊, 美国
  • Latitude: 38.716992°
  • Longitude: -87.861420°
  • Elevation: 463 ft
  • Current time: 10:04pm CDT
  • Sunrise: 7:02 am CDT
  • Sunset: 6:10 pm CDT
  • Timezone: America/Chicago

Nearby Sumner, Illinois, USA

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