Weather forecast for todayDecatur, MI

Weather forecast for today

Current condition 12:43 am EDT

  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precipitation: 0"
  • Wind: 1mphSSW 200°
  • Humidity: 97%
  • Dewpoint: 41°F
  • Pressure: 30.38"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Decatur, currently, uninterrupted clear skies make for a beautiful day.
The temperature is a frosty 42.8°F. The current temperature is almost at the minimum-predicted 39.2°F for today.

Tuesday Oct 20, 2026

  • 70°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 3mphE 99°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 8:02 am EDT
  • Sunset: 6:54 pm EDT
  • ▼
On Tuesday, October 20, the outlook remains bright and sunny.
Temperatures are set to span a considerable range, with a high of an agreeable 69.8°F and a low of a cold 39.2°F.
This October day will feature warmer weather, consistent with September's average of 72.7°F.
Sunrise will be at 8:02 am and sunset at 6:54 pm; the daylight will last for 10h and 52min.

Hourly overview

Hourly temperatures

Warmest hour: 4 pm 70°C.
Coldest hour: 7 am 39°C.

Chance of precipitation

Highest chance: 10 am 5%.

Hourly weather forecast

  • 2 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphENE 72°
  • Humidity: 96%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 43°F
  • Feels like:
    43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphE 87°
  • Humidity: 90%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphE 93°
  • Humidity: 94%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 1mphE 93°
  • Humidity: 93%
  • Pressure: 30.39"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
Sunrise: 8:02 am
  • 10 am
  • 50°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphE 97°
  • Humidity: 77%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphESE 117°
  • Humidity: 50%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphSE 125°
  • Humidity: 38%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphE 90°
  • Humidity: 36%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 6 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphENE 65°
  • Humidity: 41%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:54 pm
  • 8 pm
  • 55°F
  • Feels like:
    55°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphENE 69°
  • Humidity: 65%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphE 100°
  • Humidity: 77%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Decatur, primarily bright and occasionally gloomy weather is anticipated.
The temperature will vary between a maximum of 69.8°F and a minimum of 39.2°F. The warmest part of the day will be around 4 pm.
The forecasted maximum is more resembling September's typical high of 72.7°F than the average for October. The expected low will be more comparable to what’s common in November than the current October average of 45°F.
Updated: Oct 20, 2026 @ 04:43:15 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 12:43 am EDT, the temperature is 42.8°F.

On Tuesday, sunshine will likely continue with scattered clouds at most.

Today, the highest temperature will be 69.8°F, while the lowest temperature will be 39.2°F.
The maximum temperature will be notably higher than the average highest temperature of 59.5°F in October. The lowest temperature will be a few degrees lower than the average low of 45°F.

On Tuesday, in Decatur, sunrise will be at 8:02 am and sunset at 6:54 pm (EDT).

In Decatur, the length of the day today will be 10h and 52min.