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October 15th, 2025 :: 10:35 am CDT   

Local Weather Report for
Lewistown
Illinois, United States

 Lewistown Weather Forecast Summary  
 
Today
Oct 15th
Thursday
Oct 16th
Friday
Oct 17th
Saturday
Oct 18th
Sunday
Oct 19th
Mostly Sunny Cloudy Cloudy Showers Showers
74°F
77°F
54°F
79°F
61°F
69°F
61°F
61°F
46°F
 
 Lewistown Detailed Weather Forecast  
 
Wednesday, October 15th, 2025
Afternoon Temperature: 71°F
A mix of sun and cloud. Windy at times.
Evening Temperature: 59°F
Clear with cloudy periods. Windy at times.
Thursday, October 16th, 2025
Overnight Temperature: 55°F
Clear.
Morning Temperature: 69°F
Sunny. Windy at times.
Afternoon Temperature: 73°F
Sunny. Windy at times.
Evening Temperature: 65°F
Cloudy. Windy at times.
Friday, October 17th, 2025
Overnight Temperature: 62°F
Cloudy. Windy at times.
Morning Temperature: 70°F
Cloudy. Windy at times.
Afternoon Temperature: 75°F
Cloudy. Windy at times.
Evening Temperature: 69°F
Cloudy. Windy at times.
Saturday, October 18th, 2025
Overnight Temperature: 68°F
A mix of cloudy and clear skies with a slight chance of showers. Windy at times.
Morning Temperature: 65°F
Cloudy with showers likely. Windy at times.
Afternoon Temperature: 64°F
Cloudy with showers likely. Windy at times.
Evening Temperature: 61°F
Cloudy with a few showers. Windy at times.
Sunday, October 19th, 2025
Overnight Temperature: 51°F
Cloudy with showers likely. Windy.
Morning Temperature: 53°F
Cloudy with a few showers. Wind 20 to 30 mph.
Afternoon Temperature: 57°F
Sunny. Windy.
Evening Temperature: 47°F
Clear.
Monday, October 20th, 2025
Overnight Temperature: 44°F
Clear.
Morning Temperature: 60°F
Sunny.
Afternoon Temperature: 64°F
Cloudy.
Evening Temperature: 55°F
Clear.
Tuesday, October 21st, 2025
Overnight Temperature: 52°F
Cloudy. Windy at times.
Morning Temperature: 69°F
Cloudy. Windy.
Afternoon Temperature: 76°F
A mix of cloud and sun. Windy.
Evening Temperature: 62°F
Clear. Windy at times.
Wednesday, October 22nd, 2025
Overnight Temperature: 54°F
Cloudy.
Morning Temperature: 60°F
Cloudy.
Afternoon Temperature: 62°F
Sunny.
Evening Temperature: 52°F
Clear.
Thursday, October 23rd, 2025
Overnight Temperature: 48°F
Clear with cloudy periods.
Morning Temperature: 59°F
Cloudy.
Afternoon Temperature: 59°F
Sunny with cloudy periods.
Evening Temperature: 50°F
Clear.





 

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This WeatherCity Weather Forecast for Lewistown, 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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