Fairmont, Illinois Weather
No Watches or Warnings for Fairmont
Issued: 3:16 pm CST Dec 23, 2025 Latitude: 38.9089371 Longitude: -90.2142773 View on Google Maps
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| Increasing Clouds |
Mostly Cloudy |
Mostly Cloudy |
Sunny |
Partly Sunny |
Rain |
Sunny |
Mostly Sunny |
Current Conditions at
ALTON - (KALN)
63°
Cloudy
as of 2:50 PM CST
Rel. Humidity: 77%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
8 MPH
330° Northwest
Cloud Level(s): Solid Overcast at 2600ft
Current Conditions at
ST CHARLES - (KSET)
63°
Cloudy
as of 2:54 PM CST
Rel. Humidity: 72%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: MVFR
Cloud Level(s): Solid Overcast at 2900ft
Current Conditions at
ST LOUIS - (KSTL)
64°
Cloudy
as of 2:51 PM CST
Rel. Humidity: 72%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: MVFR
Wind Data
7 MPH
330° Northwest
Cloud Level(s): Solid Overcast at 3000ft
Current Conditions at
EAST ST LOUIS - (KCPS)
68°
Cloudy
as of 2:53 PM CST
Rel. Humidity: 64%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Cloud Level(s): Solid Overcast at 3300ft
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Tonight... Increasing clouds, with a low around 42. Northwest wind around 5 mph becoming light and variable. |
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Wednesday... Patchy drizzle between 8am and 1pm. Mostly cloudy, with a high near 62. East wind 6 to 9 mph. |
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Wednesday Night... Mostly cloudy, with a low around 51. South wind around 6 mph becoming light and variable after midnight. |
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Christmas Day... Mostly cloudy, with a high near 63. Light and variable wind becoming east 5 to 7 mph in the afternoon. |
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Thursday Night... Mostly cloudy, with a low around 55. East wind around 7 mph becoming south after midnight. |
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Friday... Sunny, with a high near 71. |
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Friday Night... Mostly cloudy, with a low around 50. |
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Saturday... Partly sunny, with a high near 73. |
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Saturday Night... Mostly cloudy, with a low around 38. |
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Sunday... A 20 percent chance of rain. Partly sunny, with a high near 45. |
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Sunday Night... Mostly clear, with a low around 17. |
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Monday... Sunny, with a high near 28. |
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Monday Night... Mostly clear, with a low around 18. |
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Tuesday... Mostly sunny, with a high near 35. |
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Current Radar Image
Sun Almanac for Fairmont, Illinois
Sunrise: 07:17 AM
Sunset: 4:43 PM
Civil Sunrise:06:47 AM
Civil Sunset: 5:13 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 5:47 PM
Astro Sunrise: 05:41 AM
Astro Sunset: 6:19 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 6921 locations
in the contiguous United States |
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High
Temp |
84° |
Tucson/Marana, Arizona
and 6 other locations
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Low
Temp |
5° |
Rolla Municipal A/P, North Dakota
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Wind
Speed |
36mph |
Hancock, Michigan
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Wind
Gust |
54mph |
Sandburg, California
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Wind
Chill |
-11° |
Rolla Municipal A/P, North Dakota
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High
Pressure |
30.56Hg |
Salida Mountain, Colorado
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Low
Pressure |
29.67Hg |
Sexton Summit, Oregon
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| # Locations Reporting Snow |
45 |
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| # Locations Reporting Rain |
45 |
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| # Locations Reporting Fog |
12 |
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| Average Temperature in the Contiguous USA |
56° |
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National Weather Service for official information.
