Fairmont, Illinois Weather
Issued: 6:21 am CST Jan 17, 2026 Latitude: 38.9089371 Longitude: -90.2142773 View on Google Maps
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Current Conditions at
ALTON - (KALN)
Cloudy
as of 6:15 AM CST
Rel. Humidity: 49%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
9 MPH
320° Northwest
Cloud Level(s): Solid Overcast at 5000ft
Current Conditions at
ST CHARLES - (KSET)
Cloudy
as of 5:54 AM CST
Rel. Humidity: 57%
Dew Point: 9°F
Visibility: 9 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
10 MPH
320° Northwest
Cloud Level(s): Solid Overcast at 5500ft
Current Conditions at
ST LOUIS - (KSTL)
Cloudy
Light Snow
as of 5:51 AM CST
Rel. Humidity: 57%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
12 MPH
310° Northwest
Cloud Level(s): Solid Overcast at 4700ft
Current Conditions at
EAST ST LOUIS - (KCPS)
Cloudy
as of 5:53 AM CST
Rel. Humidity: 45%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
10 MPH
330° Northwest
Cloud Level(s): Solid Overcast at 4800ft
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Today... Snow likely, mainly before 8am, then a chance of flurries after 10am. Cloudy, then gradually becoming mostly sunny, with a high near 25. West wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible. |
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Tonight... A chance of flurries before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 13. West wind 7 to 14 mph, with gusts as high as 23 mph. |
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Sunday... A chance of flurries after noon. Increasing clouds, with a high near 34. Southwest wind 7 to 15 mph. |
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Sunday Night... Partly cloudy, with a low around 11. Northwest wind 9 to 16 mph, with gusts as high as 24 mph. |
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M.L.King Day... Sunny, with a high near 22. Northwest wind 9 to 15 mph, with gusts as high as 24 mph. |
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Monday Night... Mostly clear, with a low around 11. |
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Tuesday... Mostly sunny, with a high near 39. |
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Tuesday Night... Partly cloudy, with a low around 30. |
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Wednesday... Partly sunny, with a high near 46. |
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Wednesday Night... A slight chance of rain and snow before midnight. Partly cloudy, with a low around 21. Chance of precipitation is 20%. |
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Thursday... A 20 percent chance of snow. Mostly sunny, with a high near 34. |
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Thursday Night... A 20 percent chance of snow. Partly cloudy, with a low around 19. |
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Friday... A 20 percent chance of rain. Mostly sunny, with a high near 36. |
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Current Radar Image
Sun Almanac for Fairmont, Illinois
Sunrise: 07:17 AM
Sunset: 5:05 PM
Civil Sunrise:06:48 AM
Civil Sunset: 5:34 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 6:07 PM
Astro Sunrise: 05:43 AM
Astro Sunset: 6:39 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7135 locations
in the contiguous United States |
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High
Temp |
73° |
Keathley C 875, Louisiana
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Low
Temp |
-11° |
Crosby Municipal, North Dakota
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Wind
Speed |
39mph |
Boysen/Thermopol, Wyoming
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Wind
Gust |
55mph |
Copper Mtn/Red Clff, Colorado
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Wind
Chill |
-37° |
Robertson Field, North Dakota
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High
Pressure |
30.62Hg |
Richland, Washington
and 1 other location
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Low
Pressure |
29.58Hg |
Mackinac Island, Michigan
and 2 other locations
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| # Locations Reporting Snow |
282 |
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| # Locations Reporting Rain |
35 |
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| # Locations Reporting Fog |
52 |
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| Average Temperature in the Contiguous USA |
28° |
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National Weather Service for official information.
