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September 18th, 2025 :: 11:22 pm CDT   

Local Weather Report for
Decorah
Iowa, United States

 Current Decorah Weather Conditions Updated September 18th at 9:55 pm 
Overcast
Temperature:19°C Dew Point:18°C
Barometer:101.7 kPa Wind:calm
Humidity:93.9% Visibility:0 Km
 
 Decorah Weather Forecast Summary  
 
Today
Sep 18th
Friday
Sep 19th
Saturday
Sep 20th
Sunday
Sep 21st
Monday
Sep 22nd
Thundershowers Thundershowers Showers Cloudy Cloudy
27°C
23°C
15°C
22°C
14°C
22°C
15°C
23°C
14°C
 
 Decorah Detailed Weather Forecast  
 
Friday, September 19th, 2025
Overnight Temperature: 16°C
Cloudy with a chance of showers.
Morning Temperature: 21°C
Cloudy. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 21°C
Cloudy with showers likely. Chance of a thunderstorm.
Evening Temperature: 16°C
A mix of cloudy and clear skies with a slight chance of showers.
Saturday, September 20th, 2025
Overnight Temperature: 15°C
Cloudy.
Morning Temperature: 21°C
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 16°C
Cloudy with a chance of showers.
Evening Temperature: 15°C
Cloudy with showers likely.
Sunday, September 21st, 2025
Overnight Temperature: 15°C
Cloudy with a chance of showers.
Morning Temperature: 20°C
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 21°C
Cloudy.
Evening Temperature: 16°C
Clear.
Monday, September 22nd, 2025
Overnight Temperature: 15°C
Cloudy.
Morning Temperature: 20°C
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 21°C
Cloudy. Chance of a thunderstorm.
Evening Temperature: 17°C
A mix of cloudy and clear skies. Slight chance of a thunderstorm.
Tuesday, September 23rd, 2025
Overnight Temperature: 15°C
Cloudy.
Morning Temperature: 22°C
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 22°C
Cloudy with showers likely. Chance of a thunderstorm.
Evening Temperature: 17°C
Cloudy with a chance of showers. Windy at times.
Wednesday, September 24th, 2025
Overnight Temperature: 16°C
Cloudy with a few showers. Windy at times.
Morning Temperature: 16°C
Cloudy with a few showers. Windy at times.
Afternoon Temperature: 15°C
Cloudy with a few showers. Windy at times.
Evening Temperature: 15°C
Cloudy with showers likely. Windy at times.
Thursday, September 25th, 2025
Overnight Temperature: 14°C
Cloudy with a few showers. Windy at times.
Morning Temperature: 15°C
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 16°C
Sunny with cloudy periods with a chance of showers.
Evening Temperature: 12°C
A mix of cloudy and clear skies.
Friday, September 26th, 2025
Overnight Temperature: 11°C
A mix of cloudy and clear skies.
Morning Temperature: 19°C
Sunny.
Afternoon Temperature: 19°C
Cloudy.
Evening Temperature: 13°C
Clear.





 

  [ Local Weather Report ]
Waukon, IA 
 
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Marquette, IA 
9:55 PM  19°C
 
 
Mcgregor, IA 
9:55 PM  19°C
 
 
New Hampton, IA 
 
Prairie Du Chien, WI 
9:55 PM  19°C
 
 
Preston, MN 
9:55 PM  19°C
 
 
Pleasant Valley, WI 
9:53 PM  22°C
Mostly Clear
 
Oelwein, IA 
9:55 PM  19°C
Overcast

This WeatherCity Weather Forecast for Decorah, 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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