National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 09/02/2026 5:01pm
Milan
 
This
Afternoon
This Afternoon: Sunny
Sunny
Thursday

Thursday: Sunny
Sunny
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Sunday

Sunday: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Labor
Day
Labor Day: Mostly Sunny
Mostly Sunny
Tuesday

Tuesday: Slight Chance Rain Showers
Slight Chance Rain Showers
 
Hi 94 °F Hi 93 °F Hi 93 °F Hi 90 °F Hi 88 °F Hi 86 °F Hi 87 °F  
 
Tonight

Tonight: Mostly Clear
Mostly Clear
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday
Night
Friday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
Tuesday
Night
Tuesday Night: Partly Cloudy then Chance Rain Showers
Partly Cloudy then Chance Rain Showers
 
Lo 75 °F Lo 75 °F Lo 73 °F Lo 71 °F Lo 69 °F Lo 69 °F Lo 71 °F  

Extreme Heat Warning issued September 2 at 3:04PM CDT until September 4 at 7:00PM CDT
Extreme Heat Warning issued September 2 at 10:08AM CDT until September 4 at 7:00PM CDT
 

This Afternoon
 
Sunny. High near 94, with temperatures falling to around 91 in the afternoon. Heat index values as high as 100. Southwest wind around 10 mph.
Tonight
 
Mostly clear, with a low around 75. South wind 5 to 10 mph.
Thursday
 
Sunny, with a high near 93. Heat index values as high as 102. South wind 5 to 10 mph.
Thursday Night
 
Mostly clear, with a low around 75. South wind 5 to 10 mph.
Friday
 
Sunny, with a high near 93.
Friday Night
 
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly clear, with a low around 73. Chance of precipitation is 30%.
Saturday
 
A chance of rain showers before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Saturday Night
 
Mostly clear, with a low around 71.
Sunday
 
A slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 88.
Sunday Night
 
Partly cloudy, with a low around 69.
Labor Day
 
Mostly sunny, with a high near 86.
Monday Night
 
Partly cloudy, with a low around 69.
Tuesday
 
A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 87.
Tuesday Night
 
A chance of rain showers after 1am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Milan, IL.