National Weather Service Forecast for: Peoria, IL
Issued by: National Weather Service Central Illinois
Updated: 03/03/2026 7:52am

Peoria
 
Today

Today: Patchy Fog
Patchy Fog
Wednesday

Wednesday: Chance Rain Showers
Chance Rain Showers
Thursday

Thursday: Rain Showers Likely
Rain Showers Likely
Friday

Friday: Showers And Thunderstorms
Showers And T-Storms
Saturday

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

Sunday: Sunny
Sunny
Monday

Monday: Sunny
Sunny
 
Hi 47 °F Hi 51 °F Hi 60 °F Hi 73 °F Hi 63 °F Hi 63 °F Hi 67 °F  
 
Tonight

Tonight: Chance Rain Showers
Chance Rain Showers
Wednesday
Night
Wednesday Night: Showers And Thunderstorms
Showers And T-Storms
Thursday
Night
Thursday Night: Chance Rain Showers
Chance Rain Showers
Friday
Night
Friday Night: Showers And Thunderstorms
Showers And T-Storms
Saturday
Night
Saturday Night: Partly Cloudy
Partly Cloudy
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Chance Rain Showers
Chance Rain Showers
 
Lo 38 °F Lo 45 °F Lo 47 °F Lo 54 °F Lo 39 °F Lo 44 °F Lo 49 °F  

 

Today
 
Patchy fog and a slight chance of rain showers. Cloudy, with a high near 47. East northeast wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Tonight
 
A chance of rain showers. Mostly cloudy, with a low around 38. East northeast wind 3 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Wednesday
 
A chance of rain showers before 3pm, then a chance of showers and thunderstorms. Cloudy, with a high near 51. East wind 5 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Wednesday Night
 
Showers and thunderstorms. Cloudy, with a low around 45. East wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
 
Rain showers likely. Cloudy, with a high near 60. South wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Thursday Night
 
A chance of rain showers. Mostly cloudy, with a low around 47. South southeast wind 3 to 7 mph, with gusts as high as 16 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Friday
 
Showers and thunderstorms. Mostly cloudy, with a high near 73. South wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Friday Night
 
Showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 90%.
Saturday
 
A chance of rain showers before noon. Partly sunny, with a high near 63. Chance of precipitation is 30%.
Saturday Night
 
Partly cloudy, with a low around 39.
Sunday
 
Sunny, with a high near 63.
Sunday Night
 
Mostly clear, with a low around 44.
Monday
 
Sunny, with a high near 67.
Monday Night
 
A chance of rain showers after 7pm. Mostly clear, with a low around 49.

 

Forecast from NOAA-NWS for Peoria, IL.