National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 05/21/2026 2:01am
Milan
 
  Thursday

Thursday: Partly Sunny
Partly Sunny
Friday

Friday: Mostly Cloudy then Chance Rain Showers
Mostly Cloudy then Chance Rain Showers
Saturday

Saturday: Chance Rain Showers then Partly Sunny
Chance Rain Showers then Partly Sunny
Sunday

Sunday: Mostly Sunny
Mostly Sunny
Memorial
Day
Memorial Day: Sunny
Sunny
Tuesday

Tuesday: Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And T-Storms
Wednesday

Wednesday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
  Hi 68 °F Hi 69 °F Hi 78 °F Hi 81 °F Hi 85 °F Hi 86 °F Hi 87 °F
 
Overnight

Overnight: Partly Cloudy
Partly Cloudy
Thursday
Night
Thursday Night: Mostly Cloudy
Mostly Cloudy
Friday
Night
Friday Night: Rain Showers Likely
Rain Showers Likely
Saturday
Night
Saturday Night: Partly Cloudy
Partly Cloudy
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
Tuesday
Night
Tuesday Night: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
 
Lo 44 °F Lo 49 °F Lo 54 °F Lo 56 °F Lo 57 °F Lo 60 °F Lo 63 °F  

 

Overnight
 
Partly cloudy. Low around 44, with temperatures rising to around 46 overnight. Northeast wind around 10 mph.
Thursday
 
Partly sunny, with a high near 68. East wind around 10 mph, with gusts as high as 25 mph.
Thursday Night
 
Mostly cloudy. Low around 49, with temperatures rising to around 51 overnight. East wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
 
A chance of rain showers after 1pm. Mostly cloudy, with a high near 69. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Friday Night
 
Rain showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Saturday
 
A chance of rain showers before 7am. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Saturday Night
 
Partly cloudy, with a low around 56.
Sunday
 
Mostly sunny, with a high near 81.
Sunday Night
 
Partly cloudy, with a low around 57.
Memorial Day
 
Sunny, with a high near 85.
Monday Night
 
Partly cloudy, with a low around 60.
Tuesday
 
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Tuesday Night
 
A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 40%.
Wednesday
 
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 40%.

 

Forecast from NOAA-NWS for Milan, IL.