National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 08/12/2026 1:21am
Milan
 
  Wednesday

Wednesday: Patchy Fog
Patchy Fog
Thursday

Thursday: Patchy Fog then Showers And Thunderstorms
Patchy Fog then Showers And T-Storms
Friday

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

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

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

Monday: Slight Chance Rain Showers then Mostly Sunny
Slight Chance Rain Showers then Mostly Sunny
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
  Hi 85 °F Hi 82 °F Hi 83 °F Hi 88 °F Hi 83 °F Hi 80 °F Hi 80 °F
 
Overnight

Overnight: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Wednesday
Night
Wednesday Night: Patchy Fog
Patchy Fog
Thursday
Night
Thursday Night: Showers And Thunderstorms
Showers And T-Storms
Friday
Night
Friday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Saturday
Night
Saturday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Sunday
Night
Sunday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
 
Lo 71 °F Lo 70 °F Lo 69 °F Lo 71 °F Lo 72 °F Lo 66 °F Lo 64 °F  

 

Overnight
 
A slight chance of showers and thunderstorms before 3am, then patchy fog and a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Southeast wind 0 to 5 mph. Chance of precipitation is 20%.
Wednesday
 
Patchy fog and a slight chance of showers and thunderstorms before 7am, then patchy fog and occasional showers and thunderstorms. Partly sunny. High near 85, with temperatures falling to around 83 in the afternoon. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
 
Patchy fog before 3am, then patchy fog and a slight chance of showers and thunderstorms between 3am and 5am, then patchy fog and a chance of showers and thunderstorms. Mostly cloudy, with a low around 70. East wind around 5 mph. Chance of precipitation is 30%.
Thursday
 
Patchy fog and a chance of showers and thunderstorms before 7am, then showers and thunderstorms. Mostly cloudy, with a high near 82. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
 
Showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Friday
 
Rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Mostly cloudy, with a high near 83. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
 
A slight chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Saturday
 
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 88. Chance of precipitation is 60%.
Saturday Night
 
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Sunday
 
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Sunday Night
 
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Monday
 
A slight chance of rain showers before 7am. Mostly sunny, with a high near 80.
Monday Night
 
Partly cloudy, with a low around 64.
Tuesday
 
Mostly sunny, with a high near 80.

 

Forecast from NOAA-NWS for Milan, IL.