National Weather Service Forecast for: Peoria, IL
Issued by: National Weather Service Central Illinois
Updated: 01/14/2026 7:21pm

Peoria
 
  Thursday

Thursday: Mostly Sunny
Mostly Sunny
Friday

Friday: Mostly Cloudy then Slight Chance Light Snow
Mostly Cloudy then Slight Chance Light Snow
Saturday

Saturday: Mostly Cloudy
Mostly Cloudy
Sunday

Sunday: Partly Sunny
Partly Sunny
M.L. King Jr.
Day
M.L. King Jr. Day: Mostly Sunny
Mostly Sunny
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Wednesday

Wednesday: Partly Sunny
Partly Sunny
  Hi 28 °F Hi 38 °F Hi 17 °F Hi 19 °F Hi 16 °F Hi 23 °F Hi 31 °F
 
Tonight

Tonight: Mostly Clear
Mostly Clear
Thursday
Night
Thursday Night: Light Snow
Light Snow
Friday
Night
Friday Night: Chance Light Snow
Chance Light Snow
Saturday
Night
Saturday Night: Partly Cloudy
Partly Cloudy
Sunday
Night
Sunday Night: Mostly Cloudy
Mostly Cloudy
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
 
Lo 14 °F Lo 25 °F Lo 13 °F Lo 5 °F Lo 9 °F Lo 4 °F Lo 15 °F  

 

Tonight
 
Mostly clear, with a low around 14. Wind chill values as low as 3. North northwest wind 8 to 13 mph, with gusts as high as 25 mph.
Thursday
 
Mostly sunny, with a high near 28. Wind chill values as low as 4. West wind 6 to 9 mph, with gusts as high as 17 mph.
Thursday Night
 
Snow. Mostly cloudy, with a low around 25. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday
 
A slight chance of snow after noon. Mostly cloudy, with a high near 38. West wind 10 to 15 mph, with gusts as high as 26 mph.
Friday Night
 
A chance of snow. Mostly cloudy, with a low around 13. West northwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Saturday
 
Mostly cloudy, with a high near 17. West northwest wind around 14 mph, with gusts as high as 24 mph.
Saturday Night
 
Partly cloudy, with a low around 5. West northwest wind around 12 mph, with gusts as high as 21 mph.
Sunday
 
Partly sunny, with a high near 19.
Sunday Night
 
Mostly cloudy, with a low around 9.
M.L. King Jr. Day
 
Mostly sunny, with a high near 16.
Monday Night
 
Mostly clear, with a low around 4.
Tuesday
 
Mostly sunny, with a high near 23.
Tuesday Night
 
Partly cloudy, with a low around 15.
Wednesday
 
Partly sunny, with a high near 31.

 

Forecast from NOAA-NWS for Peoria, IL.