Weather forecast for todayEast Alton, IL

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 6:01 pm CDT

  • 55°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 2mphNE 50°
  • Humidity: 43%
  • Dewpoint: 34°F
  • Pressure: 30.46"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, in East Alton, the sun is out in full force, making the weather bright and warm.
The temperature is a refreshing 55.4°F. The current temperature is still relatively far from minimum-anticipated 37.4°F.

Saturday Oct 17, 2026

  • min.
  • 37°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphSE 124°
  • Humidity: 76%
  • UV index: 0
  • Sunrise: 7:12 am CDT
  • Sunset: 6:19 pm CDT
  • ▼
In East Alton, during the evening and into the night, a cloudless sky and clear weather are expected.
The lowest anticipated temperature is a wintry 37.4°F.
Sunrise was at 7:12 am and sunset will be at 6:19 pm; the daylight will last for 11h and 7min.

Hourly overview

Hourly temperatures

Warmest hour: 6 pm 55°C.
Coldest hour: 2 am 41°C.

Chance of precipitation

Highest chance: 2 am 4%.

Hourly weather forecast

  • 6 pm
  • 55°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphENE 64°
  • Humidity: 44%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:19 pm
  • 7 pm
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphENE 60°
  • Humidity: 57%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphESE 107°
  • Humidity: 65%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphESE 110°
  • Humidity: 72%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphESE 122°
  • Humidity: 78%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphSE 125°
  • Humidity: 84%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphSE 130°
  • Humidity: 84%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphSE 139°
  • Humidity: 83%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphSE 144°
  • Humidity: 84%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphSE 143°
  • Humidity: 85%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphSE 143°
  • Humidity: 85%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the rest of Saturday, a cloudless sky and mainly sunshiny weather are expected.
The temperature will be between the highest temperature of 55.4°F and the lowest temperature of 42.8°F.
Updated: Oct 17, 2026 @ 23:01:01 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (6:01 pm CDT) is 55.4°F.

Today, expect nothing but clear skies from morning to night.

On Saturday, in East Alton, sunrise was at 7:12 am and sunset will be at 6:19 pm (CDT).

Today, the daylight will last for 11h and 7min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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East Alton, Illinois, USA

  • en: East Alton, Illinois, USA
  • es: East Alton, Illinois, EE.UU.
  • hr: Ist Olton, Ilinois, SAD
  • mk: Ist Olton, Ilinois, SAD
  • sr: Ist Olton, Ilinois, SAD
  • zh: 东奥尔顿, 伊利诺伊, 美国
  • Latitude: 38.880326°
  • Longitude: -90.111218°
  • Elevation: 436 ft
  • Current time: 6:01pm CDT
  • Sunrise: 7:12 am CDT
  • Sunset: 6:19 pm CDT
  • Timezone: America/Chicago

Nearby East Alton, Illinois, USA

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