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Weston, Illinois Weather Forecast
Weston, Illinois Weather
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Weather Forecast for Weston, Illinois : McLean County
Issued: 11:17 am CST Jan 7, 2026 Latitude: 40.7472568 Longitude: -88.6220046 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
Mostly Sunny on Today Increasing Clouds on Tonight 90% chance of rain on Thursday Mostly Cloudy on Friday 50% chance of rain & snow on Saturday Partly Sunny on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday
High: 51°F Low: 40°F High: 61°F High: 54°F High: 41°F High: 29°F High: 39°F High: 43°F
Low: 46°F Low: 36°F Low: 20°F Low: 20°F Low: 27°F  
Mostly Sunny Increasing Clouds Rain Mostly Cloudy Rain & Snow Partly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
PONTIAC MUNICIPAL AIRPT - (KPNT)
36°
Cloudy
Mist
as of 11:15 AM CST
Rel. Humidity: 93%
Dew Point: 34°F
Visibility: 4 Miles
Pressure: 29.96 in.
Flight Rule: LIFR
Wind Data
3 MPH
180° South
Cloud Level(s): Solid Overcast at 400ft
Current Conditions at
BLOOMINGTON - (KBMI)
39°
Partly Cloudy
as of 11:04 AM CST
Rel. Humidity: 93%
Dew Point: 37°F
Visibility: 9 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
7 MPH
200° South
Cloud Level(s): Scattered at 400ft
Current Conditions at
RANTOUL - (KTIP)
41°
Clear
as of 11:15 AM CST
Rel. Humidity: 80%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
5 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
36°
Mostly Cloudy
as of 11:15 AM CST
Rel. Humidity: 86%
Dew Point: 32°F
Visibility: 7 Miles
Pressure: 29.94 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Broken at 500ft
Mostly Sunny on Today Today... Mostly sunny, with a high near 51. South southwest wind 8 to 10 mph, with gusts as high as 17 mph.
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 40. South wind 10 to 14 mph, with gusts as high as 22 mph.
90% chance of rain Thursday Thursday... Rain. High near 61. Breezy, with a south wind 14 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
90% chance of rain Thursday Night Thursday Night... Rain, mainly before midnight. Low around 46. Breezy, with a south wind 17 to 23 mph becoming west southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 54. West southwest wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 22 mph.
50% chance of rain Friday Night Friday Night... A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 36. Northeast wind 8 to 10 mph.
50% chance of rain & snow Saturday Saturday... A chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a high near 41. Breezy, with a west wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 50%.
30% chance of snow Saturday Night Saturday Night... A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 20. Breezy.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 29. Breezy.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 20.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 39.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 27.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 43.
Current Radar Image


Sun Almanac for Weston, Illinois
Sunrise: 07:19 AM
Sunset: 4:43 PM
Civil Sunrise:06:48 AM
Civil Sunset: 5:14 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 5:48 PM
Astro Sunrise: 05:41 AM
Astro Sunset: 6:21 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.