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June 16th, 2026 :: 12:45 pm CDT   

Local Weather Report for
Marengo
Illinois, United States

 Marengo Weather Forecast Summary  
 
Today
Jun 16th
Wednesday
Jun 17th
Thursday
Jun 18th
Friday
Jun 19th
Saturday
Jun 20th
Mostly Sunny Rain Mostly Sunny Sunny Mix of Cloud and Sun
69°F
62°F
54°F
69°F
55°F
66°F
51°F
69°F
53°F
 
 Marengo Detailed Weather Forecast  
 
Tuesday, June 16th, 2026
Afternoon Temperature: 68°F
Sunny with a slight chance of showers or thundershowers. Windy.
Evening Temperature: 58°F
Clear. Windy at times.
Wednesday, June 17th, 2026
Overnight Temperature: 54°F
Clear with cloudy periods.
Morning Temperature: 56°F
Cloudy with a few showers. Windy at times.
Afternoon Temperature: 57°F
Cloudy with periods of rain. Windy at times.
Evening Temperature: 60°F
Clear with a few showers.
Thursday, June 18th, 2026
Overnight Temperature: 59°F
A mix of cloudy and clear skies. Windy.
Morning Temperature: 56°F
A mix of sun and cloud. Windy at times.
Afternoon Temperature: 68°F
Mostly sunny. Windy at times.
Evening Temperature: 62°F
Clear. Slight chance of a thunderstorm.
Friday, June 19th, 2026
Overnight Temperature: 53°F
Clear.
Morning Temperature: 57°F
Sunny. Windy at times.
Afternoon Temperature: 66°F
Sunny. Windy.
Evening Temperature: 60°F
Clear.
Saturday, June 20th, 2026
Overnight Temperature: 54°F
Mostly clear.
Morning Temperature: 62°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 65°F
A mix of cloud and sun.
Evening Temperature: 64°F
A mix of cloudy and clear skies.
Sunday, June 21st, 2026
Overnight Temperature: 60°F
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 59°F
Cloudy with showers. Windy.
Afternoon Temperature: 63°F
A mix of cloud and sun with a few showers. Windy at times.
Evening Temperature: 59°F
Mostly clear. Windy at times.
Monday, June 22nd, 2026
Overnight Temperature: 55°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 59°F
Mostly sunny. Windy at times.
Afternoon Temperature: 66°F
Mostly sunny. Windy at times.
Evening Temperature: 57°F
A mix of cloudy and clear skies.
Tuesday, June 23rd, 2026
Overnight Temperature: 51°F
Clear with cloudy periods.
Morning Temperature: 60°F
Sunny with cloudy periods.
Afternoon Temperature: 72°F
Sunny.
Evening Temperature: 64°F
Clear.
Wednesday, June 24th, 2026
Overnight Temperature: 56°F
Clear.
Morning Temperature: 65°F
Sunny.
Afternoon Temperature: 76°F
Mostly sunny.
Evening Temperature: 69°F
Clear with cloudy periods. Slight chance of a thunderstorm.





 

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This WeatherCity Weather Forecast for Marengo, 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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