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May 27th, 2026 :: 2:30 pm CDT   

Local Weather Report for
Decorah
Iowa, United States

 Decorah Weather Forecast Summary  
 
Today
May 27th
Thursday
May 28th
Friday
May 29th
Saturday
May 30th
Sunday
May 31st
Mostly Sunny Sunny Mostly Sunny Mostly Sunny Mix of Sun and Cloud
81°F
72°F
52°F
77°F
52°F
76°F
58°F
77°F
52°F
 
 Decorah Detailed Weather Forecast  
 
Wednesday, May 27th, 2026
Afternoon Temperature: 81°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 72°F
Clear with a chance of showers or thundershowers.
Thursday, May 28th, 2026
Overnight Temperature: 61°F
Clear with cloudy periods with a slight chance of showers. Windy at times.
Morning Temperature: 57°F
Sunny. Windy at times.
Afternoon Temperature: 71°F
Sunny. Windy at times.
Evening Temperature: 63°F
Clear.
Friday, May 29th, 2026
Overnight Temperature: 53°F
Mostly clear.
Morning Temperature: 60°F
Mostly sunny.
Afternoon Temperature: 76°F
Mostly sunny.
Evening Temperature: 68°F
Mostly clear. Slight chance of a thunderstorm.
Saturday, May 30th, 2026
Overnight Temperature: 59°F
Mostly clear.
Morning Temperature: 66°F
Mostly sunny.
Afternoon Temperature: 76°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 66°F
A mix of cloudy and clear skies. Windy at times.
Sunday, May 31st, 2026
Overnight Temperature: 54°F
Clear with cloudy periods.
Morning Temperature: 62°F
Sunny with cloudy periods.
Afternoon Temperature: 75°F
Sunny with cloudy periods.
Evening Temperature: 70°F
Mostly cloudy with a slight chance of showers or thundershowers.
Monday, June 1st, 2026
Overnight Temperature: 62°F
Cloudy with a few showers.
Morning Temperature: 57°F
Cloudy with sunny periods with a few showers. Windy at times.
Afternoon Temperature: 68°F
Sunny. Windy.
Evening Temperature: 59°F
Clear. Windy at times.
Tuesday, June 2nd, 2026
Overnight Temperature: 49°F
Clear.
Morning Temperature: 57°F
Sunny. Windy at times.
Afternoon Temperature: 70°F
Sunny. Windy at times.
Evening Temperature: 63°F
Clear.
Wednesday, June 3rd, 2026
Overnight Temperature: 53°F
Clear.
Morning Temperature: 60°F
Sunny.
Afternoon Temperature: 74°F
Sunny.
Evening Temperature: 66°F
Clear.
Thursday, June 4th, 2026
Overnight Temperature: 55°F
Clear.
Morning Temperature: 64°F
Sunny.
Afternoon Temperature: 75°F
Sunny. Windy at times.
Evening Temperature: 67°F
Mostly clear.





 

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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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