National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 08/31/2026 1:11pm
Milan
 
This
Afternoon
This Afternoon: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Wednesday

Wednesday: Sunny
Sunny
Thursday

Thursday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Friday

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

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

Sunday: Mostly Sunny
Mostly Sunny
 
Hi 90 °F Hi 93 °F Hi 94 °F Hi 90 °F Hi 90 °F Hi 90 °F Hi 87 °F  
 
Tonight

Tonight: Partly Cloudy
Partly Cloudy
Tuesday
Night
Tuesday Night: Mostly Clear
Mostly Clear
Wednesday
Night
Wednesday Night: Mostly Clear then Slight Chance Showers And Thunderstorms
Mostly Clear then Slight Chance Showers And T-Storms
Thursday
Night
Thursday Night: Partly Cloudy then Slight Chance Showers And Thunderstorms
Partly Cloudy then Slight Chance Showers And T-Storms
Friday
Night
Friday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Saturday
Night
Saturday Night: Partly Cloudy
Partly Cloudy
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
 
Lo 74 °F Lo 75 °F Lo 74 °F Lo 73 °F Lo 71 °F Lo 70 °F Lo 66 °F  

Heat Advisory issued August 31 at 1:05PM CDT until September 3 at 7:00PM CDT
Heat Advisory issued August 31 at 10:53AM CDT until September 2 at 7:00PM CDT
 

This Afternoon
 
A slight chance of showers and thunderstorms between 3pm and 4pm. Mostly sunny, with a high near 90. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
 
Partly cloudy. Low around 74, with temperatures rising to around 76 overnight. Southwest wind around 5 mph.
Tuesday
 
Mostly sunny. High near 93, with temperatures falling to around 91 in the afternoon. Heat index values as high as 100. Southwest wind 5 to 10 mph.
Tuesday Night
 
Mostly clear, with a low around 75. South wind around 5 mph.
Wednesday
 
Sunny, with a high near 94.
Wednesday Night
 
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 74.
Thursday
 
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Thursday Night
 
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.
Friday
 
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Friday Night
 
A slight chance of rain showers before 7pm, then a slight chance of showers and thunderstorms. Mostly clear, with a low around 71.
Saturday
 
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90.
Saturday Night
 
Partly cloudy, with a low around 70.
Sunday
 
Mostly sunny, with a high near 87.
Sunday Night
 
Partly cloudy, with a low around 66.

 

Forecast from NOAA-NWS for Milan, IL.