Fairmont, Illinois Weather
No Watches or Warnings for Fairmont
Issued: 3:16 am CST Dec 11, 2025 Latitude: 38.9089371 Longitude: -90.2142773 View on Google Maps
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| Mostly Cloudy |
Snow |
Mostly Cloudy |
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Sunny |
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Mostly Cloudy |
Current Conditions at
ALTON - (KALN)
32°
Cloudy
as of 3:15 AM CST
Rel. Humidity: 63%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: MVFR
Cloud Level(s): Solid Overcast at 2800ft
Current Conditions at
ST CHARLES - (KSET)
30°
Cloudy
as of 2:54 AM CST
Rel. Humidity: 68%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: MVFR
Wind Data
6 MPH
330° Northwest
Cloud Level(s): Solid Overcast at 2900ft
Current Conditions at
ST LOUIS - (KSTL)
30°
Mostly Cloudy
as of 2:51 AM CST
Rel. Humidity: 80%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: MVFR
Wind Data
5 MPH
300° Northwest
Cloud Level(s): Broken at 2600ft
Current Conditions at
EAST ST LOUIS - (KCPS)
32°
Cloudy
as of 2:53 AM CST
Rel. Humidity: 74%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: MVFR
Wind Data
5 MPH
310° Northwest
Cloud Level(s): Solid Overcast at 2900ft
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Overnight... Mostly cloudy, with a low around 25. Northwest wind 5 to 7 mph. |
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Thursday... A 30 percent chance of snow, mainly between 3pm and 4pm. Mostly cloudy, with a high near 35. Light and variable wind becoming southeast 5 to 9 mph in the morning. |
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Thursday Night... A 20 percent chance of snow before 7pm. Mostly cloudy, with a low around 30. Southeast wind 6 to 9 mph becoming north after midnight. |
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Friday... Mostly cloudy, with a high near 38. Northwest wind 8 to 11 mph, with gusts as high as 20 mph. |
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Friday Night... Mostly cloudy, with a low around 21. Northwest wind 6 to 8 mph. |
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Saturday... A 50 percent chance of snow. Cloudy, with a high near 26. |
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Saturday Night... Partly cloudy, with a low around 0. |
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Sunday... Sunny and cold, with a high near 14. |
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Sunday Night... Mostly clear, with a low around 4. |
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Monday... Sunny, with a high near 39. |
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Monday Night... Partly cloudy, with a low around 24. |
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Tuesday... Mostly sunny, with a high near 44. |
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Tuesday Night... Mostly cloudy, with a low around 35. |
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Wednesday... Mostly cloudy, with a high near 51. |
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Current Radar Image
Sun Almanac for Fairmont, Illinois
Sunrise: 07:10 AM
Sunset: 4:39 PM
Civil Sunrise:06:40 AM
Civil Sunset: 5:09 PM
Nautical Sunrise: 06:07 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:34 AM
Astro Sunset: 6:15 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7069 locations in the contiguous United States |
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High Temp |
77° |
Keathley C 875, Louisiana
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Low Temp |
-11° |
Cook, Minnesota
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Wind Speed |
53mph |
Big Timber, Montana
|
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Wind Gust |
66mph |
Big Timber, Montana
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Wind Chill |
-11° |
Robertson Field, North Dakota
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High Pressure |
30.47Hg |
Pagosa Springs, Colorado
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Low Pressure |
29.09Hg |
Greenville, Maine
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| # Locations Reporting Snow |
114 |
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| # Locations Reporting Rain |
25 |
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| # Locations Reporting Fog |
15 |
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| Average Temperature in the Contiguous USA |
35° |
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National Weather Service for official information.