Weather forecast for todayAlton, IN

Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

Weather forecast for today

Current condition 9:33 pm EDT

  • 55°F
  • Feels like:
    55°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 0mphS 180°
  • Humidity: 76%
  • Dewpoint: 46°F
  • Pressure: 30.2"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Alton, currently, the air is crisp, and the sky remains beautifully clear.
The temperature is a moderate 55.4°F. The current temperature is still relatively far from minimum-anticipated 42.8°F.

Wednesday Oct 21, 2026

  • min.
  • 43°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 1mphN 7°
  • Humidity: 90%
  • UV index: 0
  • Sunrise: 8:00 am EDT
  • Sunset: 6:59 pm EDT
  • ▼
In Alton, for the rest of Wednesday, cloudless and clear weather is anticipated.
The lowest temperature will be a frosty 42.8°F.
Sunrise was at 8:00 am and sunset at 6:59 pm; the daylight lasted for 10h and 59min.

Hourly overview

Hourly temperatures

Warmest hour: 10 pm 54°C.
Coldest hour: 6 am 45°C.

Chance of precipitation

Highest chance: 6 am 7%.

Hourly weather forecast

  • 10 pm
  • 54°F
  • Feels like:
    54°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 0mphN 0°
  • Humidity: 79%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 0mphN 0°
  • Humidity: 84%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 0mphN 0°
  • Humidity: 87%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 1 am
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 0mphN 0°
  • Humidity: 88%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 0mphN 7°
  • Humidity: 91%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 3 am
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 0mphN 4°
  • Humidity: 94%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 0mphNNE 16°
  • Humidity: 97%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 am
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 0mphNNE 19°
  • Humidity: 99%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 0mphNNE 23°
  • Humidity: 100%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 7 am
  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 1mphNNE 21°
  • Humidity: 99%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Updated: Oct 22, 2026 @ 01:33:51 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (9:33 pm EDT) it is 55.4°F in Alton.

Today, calm and clear weather will dominate.

On Wednesday, in Alton, sunrise was at 8:00 am and sunset at 6:59 pm (EDT).

Today in Alton, the length of the day was 10h and 59min.
Today
Tomorrow
Long-term
YearJFMAMJJASOctoberND

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Alton, Indiana, USA

  • en: Alton, Indiana, USA
  • es: Alton, Indiana, EE.UU.
  • hr: Olton, Indijana, SAD
  • mk: Olton, Indijana, SAD
  • sr: Olton, Indijana, SAD
  • zh: 奥尔顿, 印地安那, 美国
  • Latitude: 38.122564°
  • Longitude: -86.417756°
  • Elevation: 430 ft
  • Current time: 9:33pm EDT
  • Sunrise: 8:00 am EDT
  • Sunset: 6:59 pm EDT
  • Timezone: America/New_York

Nearby Alton, Indiana, USA

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