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May 12th, 2026 :: 8:42 pm CDT   

Local Weather Report for
Decorah
Iowa, United States

 Current Decorah Weather Conditions Updated May 12th at 7:55 pm 
haze
Temperature:66°F Dew Point:43°F
Barometer:29.83 inHg Wind:N 26 Mph
Humidity:42.6% Visibility:0M
 
 Decorah Weather Forecast Summary  
 
Today
May 12th
Wednesday
May 13th
Thursday
May 14th
Friday
May 15th
Saturday
May 16th
Mix of Sun and Cloud Mostly Sunny Mostly Sunny Mix of Sun and Cloud Mostly Sunny
73°F
63°F
45°F
66°F
40°F
80°F
56°F
78°F
55°F
 
 Decorah Detailed Weather Forecast  
 
Tuesday, May 12th, 2026
Evening Temperature: 56°F
Clear. Windy.
Wednesday, May 13th, 2026
Overnight Temperature: 48°F
Mostly clear. Windy at times.
Morning Temperature: 49°F
Sunny. Windy.
Afternoon Temperature: 62°F
Sunny. Windy.
Evening Temperature: 54°F
Clear.
Thursday, May 14th, 2026
Overnight Temperature: 42°F
Clear.
Morning Temperature: 50°F
Mostly sunny. Windy at times.
Afternoon Temperature: 65°F
Mostly sunny. Windy at times.
Evening Temperature: 62°F
A mix of cloudy and clear skies with a slight chance of showers. Windy.
Friday, May 15th, 2026
Overnight Temperature: 57°F
Mostly cloudy with a slight chance of showers. Windy.
Morning Temperature: 60°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 77°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 66°F
Clear. Slight chance of a thunderstorm.
Saturday, May 16th, 2026
Overnight Temperature: 57°F
Clear.
Morning Temperature: 61°F
Sunny.
Afternoon Temperature: 76°F
A mix of sun and cloud.
Evening Temperature: 68°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Sunday, May 17th, 2026
Overnight Temperature: 62°F
Mostly cloudy with showers. Windy.
Morning Temperature: 65°F
Mostly cloudy with showers. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 68°F
Mostly cloudy with showers likely. Chance of a thunderstorm. Windy.
Evening Temperature: 65°F
A mix of cloudy and clear skies with periods of rain. Chance of a thunderstorm.
Monday, May 18th, 2026
Overnight Temperature: 61°F
Mostly clear with a few showers.
Morning Temperature: 63°F
Cloudy with a slight chance of showers.
Afternoon Temperature: 56°F
Cloudy. Windy at times.
Evening Temperature: 52°F
A mix of cloudy and clear skies. Windy at times.
Tuesday, May 19th, 2026
Overnight Temperature: 50°F
A mix of cloudy and clear skies with a slight chance of showers. Windy at times.
Morning Temperature: 49°F
Mostly cloudy with a slight chance of showers. Windy at times.
Afternoon Temperature: 48°F
Cloudy with showers likely. Windy at times.
Evening Temperature: 46°F
A mix of cloudy and clear skies with a chance of showers.
Wednesday, May 20th, 2026
Overnight Temperature: 42°F
Clear with cloudy periods.
Morning Temperature: 49°F
Sunny.
Afternoon Temperature: 66°F
A mix of cloud and sun. Chance of a thunderstorm.
Evening Temperature: 61°F
Clear with a chance of showers or thundershowers. Windy at times.





 

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haze

 
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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