National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 10/12/2026 1:25pm
Milan
 
Columbus
Day
Columbus Day: Mostly Sunny
Mostly Sunny
Tuesday

Tuesday: Sunny
Sunny
Wednesday

Wednesday: Chance Rain Showers
Chance Rain Showers
Thursday

Thursday: Showers And Thunderstorms
Showers And T-Storms
Friday

Friday: Partly Sunny
Partly Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Sunny
Sunny
 
Hi 87 °F Hi 82 °F Hi 72 °F Hi 68 °F Hi 59 °F Hi 60 °F Hi 66 °F  
 
Tonight

Tonight: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Chance Showers And T-Storms then Showers And T-Storms Likely
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Thursday
Night
Thursday Night: Showers And Thunderstorms
Showers And T-Storms
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
 
Lo 68 °F Lo 63 °F Lo 55 °F Lo 48 °F Lo 37 °F Lo 41 °F Lo 48 °F  

 

Columbus Day
 
Mostly sunny, with a high near 87. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
 
Mostly clear. Low around 68, with temperatures rising to around 71 overnight. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
 
Sunny. High near 82, with temperatures falling to around 79 in the afternoon. West wind 5 to 10 mph.
Tuesday Night
 
A chance of showers and thunderstorms between 7pm and 10pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 63. North wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
 
A chance of rain showers. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.
Wednesday Night
 
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Thursday
 
Showers and thunderstorms. Cloudy, with a high near 68. Chance of precipitation is 90%.
Thursday Night
 
Showers and thunderstorms before 1am. Mostly cloudy, with a low around 48. Chance of precipitation is 90%.
Friday
 
Partly sunny, with a high near 59.
Friday Night
 
Mostly clear, with a low around 37.
Saturday
 
Sunny, with a high near 60.
Saturday Night
 
Mostly clear, with a low around 41.
Sunday
 
Sunny, with a high near 66.
Sunday Night
 
Partly cloudy, with a low around 48.

 

Forecast from NOAA-NWS for Milan, IL.