Dorchester, Illinois Weather
No Watches or Warnings for Dorchester
Issued: 5:01 am CST Dec 7, 2025 Latitude: 39.0856021 Longitude: -89.8875995 View on Google Maps
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Current Conditions at
LITCHFIELD MUNI ARP - (K3LF)
Cloudy
Mist
as of 4:55 AM CST
Rel. Humidity: 100%
Dew Point: 34°F
Visibility: 2 Miles
Pressure: 29.93 in.
Flight Rule: LIFR
Wind Data
10 MPH
160° South
Cloud Level(s): Solid Overcast at 300ft
Current Conditions at
ALTON - (KALN)
37°
Cloudy
Mist
as of 4:55 AM CST
Rel. Humidity: 86%
Dew Point: 34°F
Visibility: 5 Miles
Pressure: 29.93 in.
Flight Rule: MVFR
Cloud Level(s): Solid Overcast at 1200ft
Current Conditions at
ST CHARLES - (KSET)
34°
Mostly Cloudy
Mist
as of 4:54 AM CST
Rel. Humidity: 86%
Dew Point: 30°F
Visibility: 5 Miles
Pressure: 29.92 in.
Flight Rule: MVFR
Cloud Level(s): Broken at 3600ft
Current Conditions at
ST LOUIS - (KSTL)
37°
Mostly Cloudy
as of 4:51 AM CST
Rel. Humidity: 93%
Dew Point: 36°F
Visibility: 9 Miles
Pressure: 29.92 in.
Flight Rule: MVFR
Cloud Level(s): Broken at 1500ft, Broken at 3500ft
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Overnight... A chance of sprinkles and flurries. Mostly cloudy, with a low around 33. South wind around 6 mph. |
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Sunday... A chance of flurries, mixing with sprinkles after 7am, then gradually ending. Cloudy, with a high near 36. South wind 5 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph. |
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Sunday Night... Mostly cloudy, with a low around 20. North wind 7 to 13 mph, with gusts as high as 21 mph. |
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Monday... Mostly sunny, with a high near 31. North wind around 5 mph becoming calm in the morning. |
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Monday Night... Partly cloudy, with a low around 21. Light south wind increasing to 6 to 11 mph in the evening. Winds could gust as high as 20 mph. |
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Tuesday... Mostly sunny, with a high near 48. |
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Tuesday Night... Mostly cloudy, with a low around 37. |
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Wednesday... Partly sunny, with a high near 44. |
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Wednesday Night... A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 25. |
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Thursday... A 40 percent chance of snow. Mostly cloudy, with a high near 34. |
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Thursday Night... A 20 percent chance of snow. Mostly cloudy, with a low around 13. |
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Friday... Mostly sunny, with a high near 22. |
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Friday Night... Mostly cloudy, with a low around 3. |
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Saturday... Partly sunny and cold, with a high near 18. |
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Current Radar Image
Sun Almanac for Dorchester, Illinois
Sunrise: 07:06 AM
Sunset: 4:37 PM
Civil Sunrise:06:36 AM
Civil Sunset: 5:07 PM
Nautical Sunrise: 06:03 AM
Nautical Sunset: 5:40 PM
Astro Sunrise: 05:30 AM
Astro Sunset: 6:12 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 6394 locations
in the contiguous United States |
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High
Temp |
79° |
Keathley C 875, Louisiana
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Low
Temp |
-18° |
Jamestown, North Dakota
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Wind
Speed |
26mph |
Kilo, Montana
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Wind
Gust |
40mph |
Dakota Hill, Colorado
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Wind
Chill |
-29° |
Duluth Intl, Minnesota
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High
Pressure |
30.33Hg |
Hutson Field, North Dakota
and 2 other locations
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Low
Pressure |
29.78Hg |
Cleburne, Texas
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| # Locations Reporting Snow |
114 |
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| # Locations Reporting Rain |
52 |
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| # Locations Reporting Fog |
161 |
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| Average Temperature in the Contiguous USA |
33° |
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National Weather Service for official information.
