National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 09/02/2026 11:36pm
Milan
 
  Thursday

Thursday: Sunny
Sunny
Friday

Friday: Sunny
Sunny
Saturday

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

Sunday: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Labor
Day
Labor Day: Mostly Sunny
Mostly Sunny
Tuesday

Tuesday: Slight Chance Rain Showers
Slight Chance Rain Showers
Wednesday

Wednesday: Chance Rain Showers then Slight Chance Showers And Thunderstorms
Chance Rain Showers then Slight Chance Showers And T-Storms
  Hi 94 °F Hi 93 °F Hi 90 °F Hi 88 °F Hi 86 °F Hi 87 °F Hi 88 °F
 
Overnight

Overnight: Mostly Clear
Mostly Clear
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday
Night
Friday Night: Slight Chance Showers And Thunderstorms
Slight 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
Tuesday
Night
Tuesday Night: Partly Cloudy then Chance Rain Showers
Partly Cloudy then Chance Rain Showers
 
Lo 76 °F Lo 76 °F Lo 73 °F Lo 71 °F Lo 69 °F Lo 69 °F Lo 71 °F  

Extreme Heat Warning issued September 2 at 8:14PM CDT until September 4 at 7:00PM CDT
 

Overnight
 
Mostly clear, with a low around 76. Southwest wind 5 to 10 mph.
Thursday
 
Sunny, with a high near 94. Heat index values as high as 103. Southwest wind 5 to 10 mph.
Thursday Night
 
Mostly clear. Low around 76, with temperatures rising to around 78 overnight. South wind 5 to 10 mph.
Friday
 
Sunny, with a high near 93. Heat index values as high as 102. South wind around 5 mph.
Friday Night
 
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly clear, with a low around 73. Chance of precipitation is 30%.
Saturday
 
A chance of rain showers before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
Saturday Night
 
Mostly clear, with a low around 71.
Sunday
 
A slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 88.
Sunday Night
 
Partly cloudy, with a low around 69.
Labor Day
 
Mostly sunny, with a high near 86.
Monday Night
 
Partly cloudy, with a low around 69.
Tuesday
 
A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 87.
Tuesday Night
 
A chance of rain showers after 1am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Wednesday
 
A chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.

 

Forecast from NOAA-NWS for Milan, IL.