National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 09/15/2026 11:01pm
Milan
 
  Wednesday

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

Thursday: Showers And Thunderstorms Likely then Mostly Cloudy
Showers And T-Storms Likely then Mostly Cloudy
Friday

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

Saturday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Sunday

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

Monday: Chance Rain Showers
Chance Rain Showers
Tuesday

Tuesday: Slight Chance Rain Showers then Mostly Sunny
Slight Chance Rain Showers then Mostly Sunny
  Hi 74 °F Hi 79 °F Hi 81 °F Hi 84 °F Hi 76 °F Hi 72 °F Hi 72 °F
 
Overnight

Overnight: Showers And Thunderstorms Likely
Showers And T-Storms Likely
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 then Showers And Thunderstorms Likely
Chance Showers And T-Storms then Showers And T-Storms Likely
Saturday
Night
Saturday Night: Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Chance Showers And T-Storms then Showers And T-Storms Likely
Sunday
Night
Sunday Night: Chance Rain Showers
Chance Rain Showers
Monday
Night
Monday Night: Mostly Cloudy then Slight Chance Rain Showers
Mostly Cloudy then Slight Chance Rain Showers
 
Lo 63 °F Lo 66 °F Lo 65 °F Lo 69 °F Lo 66 °F Lo 60 °F Lo 57 °F  

 

Overnight
 
Showers and thunderstorms likely before 5am, then a slight chance of showers and thunderstorms. Cloudy. Low around 63, with temperatures rising to around 65 overnight. Northeast wind 5 to 10 mph. Chance of precipitation is 70%.
Wednesday
 
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Cloudy. High near 74, with temperatures falling to around 70 in the afternoon. East wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
 
A chance of showers and thunderstorms between 11pm and 3am, then showers and thunderstorms likely. Mostly cloudy. Low around 66, with temperatures rising to around 68 overnight. East wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
 
Showers and thunderstorms likely before noon. Mostly cloudy, with a high near 79. Northwest wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
 
A slight chance of rain showers between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Friday
 
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Friday Night
 
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
Saturday
 
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Saturday Night
 
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Sunday
 
Showers and thunderstorms likely. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Sunday Night
 
A chance of rain showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Monday
 
A chance of rain showers before 1pm. Mostly cloudy, with a high near 72. Chance of precipitation is 30%.
Monday Night
 
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 57.
Tuesday
 
A slight chance of rain showers before 7am. Mostly sunny, with a high near 72.

 

Forecast from NOAA-NWS for Milan, IL.