National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 08/09/2026 4:21am
Milan
 
  Sunday

Sunday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Monday

Monday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Tuesday

Tuesday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Wednesday

Wednesday: Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers And T-Storms Likely then Chance Showers And T-Storms
Thursday

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

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

Saturday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
  Hi 89 °F Hi 87 °F Hi 87 °F Hi 84 °F Hi 78 °F Hi 75 °F Hi 76 °F
 
Overnight

Overnight: Partly Cloudy
Partly Cloudy
Sunday
Night
Sunday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Monday
Night
Monday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Tuesday
Night
Tuesday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Thursday
Night
Thursday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Friday
Night
Friday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
 
Lo 65 °F Lo 72 °F Lo 72 °F Lo 71 °F Lo 68 °F Lo 63 °F Lo 63 °F  

Heat Advisory issued August 9 at 1:41AM CDT until August 9 at 8:00PM CDT
 

Overnight
 
Partly cloudy. Low around 65, with temperatures rising to around 68 overnight. Southeast wind around 5 mph.
Sunday
 
A chance of showers and thunderstorms between 7am and 3pm. Partly sunny, with a high near 89. Heat index values as high as 100. South wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday Night
 
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 72. South wind 5 to 10 mph. Chance of precipitation is 30%.
Monday
 
A chance of showers and thunderstorms before noon, then a chance of showers and thunderstorms between noon and 4pm. Partly sunny, with a high near 87. Heat index values as high as 100. South wind around 5 mph. Chance of precipitation is 50%.
Monday Night
 
A chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 72. Chance of precipitation is 40%.
Tuesday
 
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Tuesday Night
 
A slight chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Partly cloudy, with a low around 71. Chance of precipitation is 60%.
Wednesday
 
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Wednesday Night
 
A chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Thursday
 
A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Thursday Night
 
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.
Friday
 
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 75. Chance of precipitation is 30%.
Friday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Saturday
 
A chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 50%.

 

Forecast from NOAA-NWS for Milan, IL.