Weather forecast for tomorrowDecatur City, IA

Weather forecast for tomorrow

Monday Oct 19, 2026

  • 66°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 9mphS 176°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 7:31 am CDT
  • Sunset: 6:29 pm CDT
  • ▼
On Monday, October 19, expect a mix of sun and clouds throughout the day.
The temperature is anticipated to vary between a breezy 66.2°F and a brisk 42.8°F.
Anticipated temperatures are trending a couple of degrees higher than October's climate norm of 61.7°F.
Sunrise will be at 7:31 am and sunset at 6:29 pm; tomorrow's daylight will last for 10h and 58min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 66°C.
Coldest hour: 6 am 43°C.

Chance of precipitation

Highest chance: 6 am 8%.

Hourly weather forecast

  • 12 am
  • 48°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphS 190°
  • Humidity: 78%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 6mphS 188°
  • Humidity: 84%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphS 178°
  • Humidity: 87%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 43°F
  • Feels like:
    39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 5mphSSE 163°
  • Humidity: 88%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:31 am
  • 8 am
  • 43°F
  • Feels like:
    39°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 5mphSSE 164°
  • Humidity: 88%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    50°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphS 173°
  • Humidity: 71%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 61°F
  • Feels like:
    61°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphS 186°
  • Humidity: 52%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 184°
  • Humidity: 43%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphS 179°
  • Humidity: 41%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 61°F
  • Feels like:
    61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphSSE 165°
  • Humidity: 48%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:29 pm
  • 8 pm
  • 55°F
  • Feels like:
    55°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSSE 152°
  • Humidity: 61%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphSSE 150°
  • Humidity: 67%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, a combination of overcast and clear weather is predicted.
The temperature will be between a minimum of 42.8°F and a maximum of 66.2°F. The warmest part of the day is expected around 3 pm.
The temperature is expected to be moderately higher than the average peak in October, which is 61.7°F. The minimum temperature will be also resembling October's average low of 44.4°F.
Updated: Oct 18, 2026 @ 15:35:55 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Monday, occasional clouds will pass by, but expect bright spells.

Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 42.8°F.
The highest temperature will be moderately higher than the average maximum of 61.7°F in October. The lowest temperature will be in line with the average low of 44.4°F.

On Monday, in Decatur City, sunrise will be at 7:31 am and sunset at 6:29 pm (CDT).

In Decatur City, tomorrow, there will be 10h and 58min of daylight.