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May 13th, 2026 :: 11:49 am EDT   

Local Weather Report for
Decatur
Indiana, United States

 Decatur Weather Forecast Summary  
 
Today
May 13th
Thursday
May 14th
Friday
May 15th
Saturday
May 16th
Sunday
May 17th
Mostly Cloudy with Showers Mostly Sunny Mix of Cloud and Sun Thundershowers Mix of Sun and Cloud
61°F
60°F
44°F
62°F
46°F
76°F
59°F
81°F
63°F
 
 Decatur Detailed Weather Forecast  
 
Wednesday, May 13th, 2026
Afternoon Temperature: 48°F
A mix of cloud and sun. Windy.
Evening Temperature: 46°F
A mix of cloudy and clear skies. Windy at times.
Thursday, May 14th, 2026
Overnight Temperature: 44°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 49°F
Mostly sunny. Windy at times.
Afternoon Temperature: 58°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 54°F
Mostly clear.
Friday, May 15th, 2026
Overnight Temperature: 47°F
Clear with cloudy periods.
Morning Temperature: 52°F
Cloudy.
Afternoon Temperature: 57°F
Mostly cloudy with a chance of showers. Windy at times.
Evening Temperature: 58°F
A mix of cloudy and clear skies. Windy at times.
Saturday, May 16th, 2026
Overnight Temperature: 59°F
Mostly cloudy with a chance of showers. Windy at times.
Morning Temperature: 66°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 75°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 66°F
A mix of clear and cloudy skies with showers likely. Chance of a thunderstorm. Windy at times.
Sunday, May 17th, 2026
Overnight Temperature: 64°F
Mostly cloudy with showers likely. Windy at times.
Morning Temperature: 68°F
Mostly cloudy. Slight chance of a thunderstorm.
Afternoon Temperature: 80°F
Mostly sunny with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 71°F
Mostly clear with a slight chance of showers or thundershowers. Windy at times.
Monday, May 18th, 2026
Overnight Temperature: 64°F
Clear.
Morning Temperature: 72°F
Sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 81°F
Mostly sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 74°F
Mostly clear with a slight chance of showers or thundershowers. Windy at times.
Tuesday, May 19th, 2026
Overnight Temperature: 70°F
Clear with cloudy periods with a chance of showers or thundershowers. Windy.
Morning Temperature: 71°F
Mostly cloudy with a chance of showers. Slight chance of a thunderstorm. Windy.
Afternoon Temperature: 71°F
Cloudy with a chance of showers. Slight chance of a thunderstorm. Windy.
Evening Temperature: 65°F
A mix of cloudy and clear skies with a chance of showers. Windy at times.
Wednesday, May 20th, 2026
Overnight Temperature: 57°F
Mostly cloudy. Windy at times.
Morning Temperature: 57°F
Mostly sunny. Windy at times.
Afternoon Temperature: 64°F
Mostly sunny. Windy at times.
Evening Temperature: 56°F
Clear.
Thursday, May 21st, 2026
Overnight Temperature: 49°F
Clear.
Morning Temperature: 58°F
Mostly sunny. Windy at times.
Afternoon Temperature: 70°F
Sunny with cloudy periods. Windy.
Evening Temperature: 61°F
Mostly clear. Windy at times.





 

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This WeatherCity Weather Forecast for Decatur, Indiana, 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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