Weather forecast for todayDecatur, IN

Weather forecast for today

Current condition 11:06 am EDT

  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precipitation: 0"
  • Wind: 2mphE 80°
  • Humidity: 93%
  • Dewpoint: 46°F
  • Pressure: 30.32"Hg
  • Visibility: 1mi
  • UV index: 1
  • ▼
At the moment, the skyline is shrouded in clouds, creating a gloomy atmosphere.
The temperature is a chilly 48.2°F. The current temperature is far from today's maximum-forecasted 68°F.

Wednesday Oct 21, 2026

  • 68°F
  • 39°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 4mphNNE 20°
  • Humidity: 57%
  • UV index: 4
  • Sunrise: 7:57 am EDT
  • Sunset: 6:50 pm EDT
  • ▼
On Wednesday, in Decatur, the morning may feel gloomy and gray, but the sun will break through later in the day.
A stark contrast will be observed between the day's peak temperature of a delightful 68°F and the night's low of a wintry 39.2°F.
The day's peak of 68°F reflects September's seasonal pattern more than October's.
Sunrise was at 7:57 am and sunset will be at 6:50 pm; the daylight will last for 10h and 53min.

Hourly overview

Hourly temperatures

Warmest hour: 4 pm 68°C.
Coldest hour: 2 am 45°C.

Chance of precipitation

Highest chance: 2 am 7%.

Hourly weather forecast

  • 12 pm
  • 54°F
  • Feels like:
    54°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphENE 61°
  • Humidity: 79%
  • Pressure: 30.3"Hg
  • Visibility: 3mi
  • UV index: 3
  • ▼
  • 1 pm
  • 57°F
  • Feels like:
    57°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphNE 36°
  • Humidity: 66%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 63°F
  • Feels like:
    63°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphN 10°
  • Humidity: 54%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 3 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphN 351°
  • Humidity: 44%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphN 354°
  • Humidity: 41%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 5 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphN 356°
  • Humidity: 41%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphN 7°
  • Humidity: 46%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:50 pm
  • 7 pm
  • 59°F
  • Feels like:
    59°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphNE 41°
  • Humidity: 58%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 55°F
  • Feels like:
    55°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphNNE 28°
  • Humidity: 71%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphNE 41°
  • Humidity: 79%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 1mphNNE 30°
  • Humidity: 86%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 1mphNNE 27°
  • Humidity: 89%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, a combination of bright and overcast weather is predicted.
The temperature will vary between a minimum of 48.2°F and a maximum of 68°F. The warmest part of the day is expected around 4 pm.
The day’s peak temperature will reflect September's norm of 73.8°F more than October's 61.7°F. The expected low will be more comparable to what’s common in November than the current October average of 45.9°F.
Updated: Oct 21, 2026 @ 15:06:56 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (11:06 am EDT) in Decatur is 48.2°F.

Today, early clouds will give way to sunshine in the afternoon.

Today, the highest temperature will be 68°F, while the lowest temperature will be 39.2°F.
The highest temperature will be relatively higher than the average maximum of 61.7°F in October. The lowest temperature will be also slightly cooler than the average low of 45.9°F.

On Wednesday, in Decatur, sunrise was at 7:57 am and sunset will be at 6:50 pm (EDT).

In Decatur, today, there will be 10h and 53min of daylight.