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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : St. Clair County
Issued: 3:16 am CST Jan 1, 2026 Latitude: 38.4244948 Longitude: -89.9826053 View on Google Maps

MouseOver for Detail Forecast
New Year's Day Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Cloudy on New Year's Day Mostly Cloudy on Tonight Mostly Cloudy on Friday Mostly Sunny on Saturday Mostly Sunny on Sunday Sunny on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday
High: 38°F Low: 28°F High: 40°F High: 41°F High: 43°F High: 59°F High: 62°F High: 58°F
  Low: 28°F Low: 24°F Low: 33°F Low: 40°F Low: 42°F  
Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Sunny Mostly Sunny Sunny Mostly Sunny Partly Sunny
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Current Conditions at
SCOTT AFB - (KBLV)
25°
Clear
Mist
as of 3:55 AM CST
Rel. Humidity: 100%
Dew Point: 25°F
Visibility: 5 Miles
Pressure: 29.97 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
EAST ST LOUIS - (KCPS)
25°
Clear
as of 3:53 AM CST
Rel. Humidity: 92%
Dew Point: 23°F
Visibility: 7 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
SPARTA - (KSAR)
28°
Clear
as of 3:55 AM CST
Rel. Humidity: 92%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
28°
Clear
as of 3:51 AM CST
Rel. Humidity: 92%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Cloudy on New Year's Day New Year's Day... Mostly cloudy, with a high near 38. Northeast wind around 5 mph becoming calm in the morning.
Mostly Cloudy on Tonight Tonight... Mostly cloudy, with a low around 28. Calm wind.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 40. Calm wind becoming east around 6 mph in the morning.
Cloudy on Friday Night Friday Night... Cloudy, with a low around 28. Northeast wind 3 to 5 mph.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 41. North wind 3 to 6 mph.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 24.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 43.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 33.
Sunny on Monday Monday... Sunny, with a high near 59.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 40.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 62.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 42.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 58.
Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 07:17 AM
Sunset: 4:50 PM
Civil Sunrise:06:48 AM
Civil Sunset: 5:20 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 5:53 PM
Astro Sunrise: 05:42 AM
Astro Sunset: 6:25 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.