Fairmont, Illinois Weather
Issued: 11:06 am CST Nov 28, 2025 Latitude: 38.9089371 Longitude: -90.2142773 View on Google Maps
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| Increasing Clouds |
Snow |
Rain, Snow, & Sleet |
Mostly Cloudy |
Snow |
Partly Sunny |
Partly Sunny |
Partly Sunny |
Current Conditions at
ALTON - (KALN)
32°
Clear
as of 11:50 AM CST
Rel. Humidity: 50%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.47 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
ST CHARLES - (KSET)
32°
Clear
as of 11:54 AM CST
Rel. Humidity: 46%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 30.48 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
34°
Mostly Cloudy
as of 11:51 AM CST
Rel. Humidity: 47%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.47 in.
Flight Rule: VFR
Cloud Level(s): Scattered at 15000ft, Broken at 25000ft
Current Conditions at
EAST ST LOUIS - (KCPS)
34°
Clear
as of 11:53 AM CST
Rel. Humidity: 47%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.47 in.
Flight Rule: VFR
Cloud Level(s): Clear
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This Afternoon... Increasing clouds, with a high near 39. West wind around 5 mph becoming calm. |
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Tonight... Snow, mainly after 2am. Low around 30. Southeast wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible. |
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Saturday... Snow, possibly mixed with rain and sleet before noon, then rain, possibly mixed with snow between noon and 4pm, then rain after 4pm. High near 38. Southeast wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible. |
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Saturday Night... A 50 percent chance of rain before 9pm. Cloudy, with a low around 25. Breezy, with a south wind 15 to 20 mph becoming northwest after midnight. Winds could gust as high as 33 mph. |
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Sunday... Mostly cloudy, with a high near 30. Northwest wind 10 to 16 mph, with gusts as high as 25 mph. |
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Sunday Night... Mostly cloudy, with a low around 15. |
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Monday... A 20 percent chance of snow after noon. Mostly cloudy, with a high near 27. |
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Monday Night... A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 18. |
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Tuesday... Partly sunny, with a high near 31. |
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Tuesday Night... Partly cloudy, with a low around 20. |
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Wednesday... Partly sunny, with a high near 39. |
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Wednesday Night... Mostly cloudy, with a low around 22. |
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Thursday... Partly sunny, with a high near 32. |
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Current Radar Image
Sun Almanac for Fairmont, Illinois
Sunrise: 06:58 AM
Sunset: 4:40 PM
Civil Sunrise:06:29 AM
Civil Sunset: 5:09 PM
Nautical Sunrise: 05:56 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:24 AM
Astro Sunset: 6:14 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 5367 locations in the contiguous United States |
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High Temp |
75° |
Lantana/Palm Bea, Florida
and 1 other location
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Low Temp |
10° |
Dickinson, North Dakota
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Wind Speed |
38mph |
Salida Mountain, Colorado
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Wind Gust |
51mph |
Niagara Falls, New York
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Wind Chill |
-8° |
Cutbank, Montana
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High Pressure |
30.51Hg |
Malden, Missouri
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Low Pressure |
29.48Hg |
Clayton Lake, Maine
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| # Locations Reporting Snow |
96 |
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| # Locations Reporting Rain |
6 |
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| # Locations Reporting Thunderstorms / Lightning |
1 |
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| # Locations Reporting Fog |
11 |
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| Average Temperature in the Contiguous USA |
39° |
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National Weather Service for official information.