National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 08/19/2026 2:56am
Milan
 
  Wednesday

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

Thursday: Sunny
Sunny
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
Monday

Monday: Mostly Sunny
Mostly Sunny
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
  Hi 81 °F Hi 81 °F Hi 82 °F Hi 81 °F Hi 78 °F Hi 79 °F Hi 81 °F
 
Overnight

Overnight: Patchy Fog
Patchy Fog
Wednesday
Night
Wednesday Night: Partly Cloudy
Partly Cloudy
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday
Night
Friday Night: Chance Showers And Thunderstorms
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
 
Lo 66 °F Lo 63 °F Lo 64 °F Lo 65 °F Lo 63 °F Lo 61 °F Lo 63 °F  

 

Overnight
 
Patchy fog. Mostly cloudy. Low around 66, with temperatures rising to around 68 overnight. West wind around 0 mph.
Wednesday
 
Patchy fog before 9am, then a slight chance of showers and thunderstorms. Partly sunny. High near 81, with temperatures falling to around 79 in the afternoon. Northeast wind 0 to 5 mph. Chance of precipitation is 20%.
Wednesday Night
 
Partly cloudy, with a low around 63. Northeast wind 0 to 5 mph.
Thursday
 
Sunny, with a high near 81. Northeast wind 0 to 5 mph.
Thursday Night
 
Mostly clear, with a low around 64.
Friday
 
A slight chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Friday Night
 
A chance of showers and thunderstorms. Mostly clear, with a low around 65. Chance of precipitation is 30%.
Saturday
 
A slight chance of showers and thunderstorms before 1pm. Sunny, with a high near 81.
Saturday Night
 
Mostly clear, with a low around 63.
Sunday
 
Mostly sunny, with a high near 78.
Sunday Night
 
Partly cloudy, with a low around 61.
Monday
 
Mostly sunny, with a high near 79.
Monday Night
 
Partly cloudy, with a low around 63.
Tuesday
 
Mostly sunny, with a high near 81.

 

Forecast from NOAA-NWS for Milan, IL.