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Bellair, Illinois Weather Forecast
Bellair, Illinois Weather
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Weather Forecast for Bellair, Illinois : Crawford County
Issued: 3:11 am CST Dec 21, 2025 Latitude: 39.141984 Longitude: -87.9453105 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Christmas Day Friday Saturday
Cloudy on Overnight Sunny on Sunday Increasing Clouds on Monday Mostly Sunny on Tuesday Mostly Cloudy on Wednesday Mostly Cloudy on Christmas Day Partly Sunny on Friday Mostly Cloudy on Saturday
Low: 25°F High: 40°F High: 49°F High: 59°F High: 61°F High: 68°F High: 58°F High: 53°F
Low: 25°F Low: 45°F Low: 38°F Low: 55°F Low: 49°F Low: 38°F  
Cloudy Sunny Increasing Clouds Mostly Sunny Mostly Cloudy Mostly Cloudy Partly Sunny Mostly Cloudy
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Current Conditions at
ROBINSON - (KRSV)
30°
Clear
as of 2:55 AM CST
Rel. Humidity: 68%
Dew Point: 21°F
Pressure: 30.32 in.
Wind Data
6 MPH
300° Northwest
Current Conditions at
MATTOON - (KMTO)
28°
Feels like 19°F
Clear
as of 2:53 AM CST
Rel. Humidity: 74%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
10 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
EFFINGHAM COUNTY MEMORIAL - (K1H2)
32°
Clear
as of 2:55 AM CST
Rel. Humidity: 68%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Cloudy on Overnight Overnight... Partly cloudy, with a low around 25. Northwest wind around 7 mph.

Sunny on Sunday Sunday... Sunny, with a high near 40. North wind 5 to 7 mph becoming light and variable in the afternoon.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 25. Southeast wind 3 to 7 mph. Winds could gust as high as 15 mph.

Increasing Clouds on Monday Monday... Increasing clouds, with a high near 49. South wind 7 to 13 mph, with gusts as high as 20 mph.

30% chance of rain Monday Night Monday Night... A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 45. Southwest wind around 10 mph, with gusts as high as 18 mph.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 59. Southwest wind 5 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 38. Light and variable wind becoming east around 6 mph after midnight.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 61.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 55.

Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 68.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 49.

Partly Sunny on Friday Friday... Partly sunny, with a high near 58.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 38.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 53.

Sun Almanac for Bellair, Illinois
Sunrise: 07:08 AM
Sunset: 4:32 PM
Civil Sunrise:06:38 AM
Civil Sunset: 5:03 PM
Nautical Sunrise: 06:04 AM
Nautical Sunset: 5:36 PM
Astro Sunrise: 05:31 AM
Astro Sunset: 6:09 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.