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January 12th, 2026 :: 6:40 am CST   

Local Weather Report for
Denison
Iowa, United States

 Current Denison Weather Conditions Updated January 12th at 5:55 am 
Overcast
Temperature:28°F Dew Point:28°F
Barometer:30.18 inHg Wind:calm
Humidity:100.0% Visibility:0M
 
 Denison Weather Forecast Summary  
 
Today
Jan 12th
Tuesday
Jan 13th
Wednesday
Jan 14th
Thursday
Jan 15th
Friday
Jan 16th
Cloudy Cloudy Mostly Sunny Flurries Cloudy
48°F
51°F
39°F
32°F
17°F
28°F
15°F
34°F
12°F
 
 Denison Detailed Weather Forecast  
 
Monday, January 12th, 2026
Morning Temperature: 41°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 39°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 40°F
Cloudy. Windy at times.
Tuesday, January 13th, 2026
Overnight Temperature: 44°F
Cloudy. Windy.
Morning Temperature: 47°F
Cloudy. Windy.
Afternoon Temperature: 47°F
Cloudy. Windy.
Evening Temperature: 41°F
Cloudy. Windy.
Wednesday, January 14th, 2026
Overnight Temperature: 28°F
Clear. Windy.
Morning Temperature: 23°F
Sunny. Windy.
Afternoon Temperature: 22°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 18°F
Clear. Windy at times.
Thursday, January 15th, 2026
Overnight Temperature: 16°F
Cloudy.
Morning Temperature: 23°F
Cloudy. Windy at times.
Afternoon Temperature: 28°F
Cloudy. Windy at times.
Evening Temperature: 28°F
Cloudy with flurries likely. Windy at times.
Friday, January 16th, 2026
Overnight Temperature: 27°F
Cloudy. Windy at times.
Morning Temperature: 31°F
Cloudy with a chance of flurries or showers. Windy.
Afternoon Temperature: 19°F
Cloudy with a chance of flurries. Windy.
Evening Temperature: 13°F
Cloudy with a chance of flurries. Windy.
Saturday, January 17th, 2026
Overnight Temperature: 6°F
Cloudy. Windy.
Morning Temperature: 5°F
Sunny with cloudy periods. Windy.
Afternoon Temperature: 7°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 6°F
A mix of cloudy and clear skies.
Sunday, January 18th, 2026
Overnight Temperature: 9°F
Cloudy.
Morning Temperature: 23°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 25°F
Sunny.
Evening Temperature: 30°F
A mix of cloudy and clear skies. Windy.
Monday, January 19th, 2026
Overnight Temperature: 39°F
Clear with cloudy periods. Wind 20 to 30 mph.
Morning Temperature: 35°F
Sunny. Wind 20 to 30 mph.
Afternoon Temperature: 30°F
Sunny.
Evening Temperature: 32°F
Cloudy. Windy at times.
Tuesday, January 20th, 2026
Overnight Temperature: 32°F
Cloudy. Windy at times.
Morning Temperature: 28°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 24°F
A mix of cloud and sun.
Evening Temperature: 23°F
Cloudy.





 

  [ Local Weather Report ]
Harlan, IA 
5:55 AM  27°F
 
 
Audubon, IA 
5:55 AM  30°F
Mostly Cloudy
 
Carroll, IA 
5:55 AM  32°F
 
 
Onawa, IA 
 
Missouri Valley, IA 
 
Atlantic, IA 
5:55 AM  27°F
 
 
Storm Lake, IA 
5:55 AM  34°F
 
 
Tekamah, NE 
5:54 AM  27°F
 
 
Lakeside, IA 
5:55 AM  34°F
 
 
Alta, IA 
5:55 AM  34°F
 

 
This WeatherCity Weather Forecast for Denison, Iowa, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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