Fairmont, Illinois Weather
Issued: 1:16 pm CST Dec 27, 2025 Latitude: 38.9089371 Longitude: -90.2142773 View on Google Maps
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| Patchy Fog |
Rain |
Thunderstorms |
Mostly Sunny |
Sunny |
Mostly Sunny |
Mostly Sunny |
Partly Sunny |
Current Conditions at
ST CHARLES - (KSET)
52°
Cloudy
Mist
as of 1:25 PM CST
Rel. Humidity: 93%
Dew Point: 50°F
Visibility: 2 Miles
Pressure: 29.83 in.
Flight Rule: LIFR
Cloud Level(s): Solid Overcast at 200ft
Current Conditions at
ST LOUIS - (KSTL)
52°
Cloudy
Fog
as of 12:51 PM CST
Rel. Humidity: 93%
Dew Point: 50°F
Visibility: 1/2 Miles
Pressure: 29.85 in.
Flight Rule: LIFR
Cloud Level(s): Solid Overcast at 100ft
Current Conditions at
EAST ST LOUIS - (KCPS)
54°
Cloudy
Mist
as of 1:16 PM CST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 1 1/2 Miles
Pressure: 29.84 in.
Flight Rule: LIFR
Wind Data
9 MPH
130° Southeast
Cloud Level(s): Solid Overcast at 300ft
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This Afternoon... Patchy fog after 5pm. Otherwise, cloudy, with a high near 58. Southeast wind 11 to 13 mph, with gusts as high as 21 mph. |
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Tonight... A slight chance of rain between 2am and 4am. Cloudy, with a low around 57. South wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%. |
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Sunday... Rain and thunderstorms before 4pm, then rain likely and possibly a thunderstorm between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm. Temperature rising to near 68 by noon, then falling to around 51 during the remainder of the day. Breezy, with a south wind 9 to 14 mph becoming west 19 to 24 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 80%. |
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Sunday Night... A 20 percent chance of rain before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. Breezy, with a west wind around 25 mph, with gusts as high as 39 mph. |
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Monday... Mostly sunny, with a high near 28. Breezy, with a northwest wind 17 to 24 mph, with gusts as high as 34 mph. |
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Monday Night... Mostly clear, with a low around 17. |
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Tuesday... Sunny, with a high near 34. |
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Tuesday Night... Mostly clear, with a low around 26. |
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Wednesday... Mostly sunny, with a high near 43. |
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Wednesday Night... Mostly cloudy, with a low around 25. |
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New Year's Day... Mostly sunny, with a high near 38. |
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Thursday Night... Partly cloudy, with a low around 19. |
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Friday... Partly sunny, with a high near 41. |
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Current Radar Image
Sun Almanac for Fairmont, Illinois
Sunrise: 07:19 AM
Sunset: 4:46 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:16 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 5:49 PM
Astro Sunrise: 05:43 AM
Astro Sunset: 6:22 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7093 locations
in the contiguous United States |
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High
Temp |
91° |
Gainesville, Georgia
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Low
Temp |
0° |
Cutbank, Montana
and 1 other location
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Wind
Speed |
38mph |
Buffalo, Wyoming
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Wind
Gust |
51mph |
Buffalo, Wyoming
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Wind
Chill |
-22° |
Havre, Montana
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High
Pressure |
30.37Hg |
North Bend, Oregon
|
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Low
Pressure |
29.53Hg |
Buffalo, South Dakota
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| # Locations Reporting Snow |
43 |
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| # Locations Reporting Rain |
15 |
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| # Locations Reporting Fog |
64 |
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| Average Temperature in the Contiguous USA |
52° |
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National Weather Service for official information.
