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May 13th, 2026 :: 4:26 am CDT   

Local Weather Report for
Jonesboro
Illinois, United States

 Jonesboro Weather Forecast Summary  
 
Today
May 13th
Thursday
May 14th
Friday
May 15th
Saturday
May 16th
Sunday
May 17th
Mostly Sunny Mostly Sunny Mix of Sun and Cloud Mix of Sun and Cloud Mostly Sunny
70°F
69°F
44°F
82°F
50°F
82°F
65°F
84°F
63°F
 
 Jonesboro Detailed Weather Forecast  
 
Wednesday, May 13th, 2026
Morning Temperature: 63°F
Sunny. Windy at times.
Afternoon Temperature: 70°F
Sunny. Windy.
Evening Temperature: 59°F
Clear. Windy at times.
Thursday, May 14th, 2026
Overnight Temperature: 46°F
Clear.
Morning Temperature: 53°F
Sunny.
Afternoon Temperature: 68°F
Sunny.
Evening Temperature: 59°F
Mostly clear.
Friday, May 15th, 2026
Overnight Temperature: 51°F
Clear.
Morning Temperature: 59°F
Mostly sunny. Windy at times.
Afternoon Temperature: 79°F
A mix of cloud and sun. Chance of a thunderstorm. Windy.
Evening Temperature: 68°F
Mostly cloudy with a slight chance of showers or thundershowers. Windy at times.
Saturday, May 16th, 2026
Overnight Temperature: 66°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 71°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 78°F
Mostly cloudy. Chance of a thunderstorm. Windy at times.
Evening Temperature: 71°F
Clear with cloudy periods. Chance of a thunderstorm. Windy at times.
Sunday, May 17th, 2026
Overnight Temperature: 64°F
Mostly clear. Slight chance of a thunderstorm.
Morning Temperature: 70°F
Mostly sunny. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 83°F
Sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 74°F
Clear. Chance of a thunderstorm. Windy at times.
Monday, May 18th, 2026
Overnight Temperature: 70°F
Mostly clear. Windy at times.
Morning Temperature: 74°F
Mostly sunny. Chance of a thunderstorm. Windy.
Afternoon Temperature: 84°F
Mostly cloudy with a chance of showers or thundershowers. Windy.
Evening Temperature: 78°F
A mix of cloudy and clear skies with a chance of showers or thundershowers. Windy at times.
Tuesday, May 19th, 2026
Overnight Temperature: 70°F
A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Morning Temperature: 68°F
Mostly cloudy with a few showers. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 66°F
Cloudy with showers. Windy at times.
Evening Temperature: 64°F
Mostly cloudy with a chance of showers. Windy at times.
Wednesday, May 20th, 2026
Overnight Temperature: 58°F
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 61°F
Mostly sunny with a chance of showers. Windy at times.
Afternoon Temperature: 70°F
Mostly sunny.
Evening Temperature: 61°F
Clear.
Thursday, May 21st, 2026
Overnight Temperature: 53°F
Clear.
Morning Temperature: 63°F
Sunny.
Afternoon Temperature: 79°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 68°F
A mix of cloudy and clear skies. Chance of a thunderstorm.





 

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This WeatherCity Weather Forecast for Jonesboro, Illinois, 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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