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Somerset, Illinois Weather Forecast
Somerset, Illinois Weather
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Weather Forecast for Somerset, Illinois : Saline County
Issued: 1:01 am CST Dec 21, 2025 Latitude: 37.6544927 Longitude: -88.4572682 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Christmas Day Friday Saturday
Mostly Cloudy on Overnight Mostly Sunny on Sunday 20% chance of rain on Monday 20% chance of rain on Tuesday Cloudy on Wednesday Mostly Cloudy on Christmas Day Partly Sunny on Friday Mostly Cloudy on Saturday
Low: 31°F High: 43°F High: 53°F High: 62°F High: 65°F High: 68°F High: 63°F High: 58°F
Low: 31°F Low: 49°F Low: 50°F Low: 58°F Low: 56°F Low: 44°F  
Mostly Cloudy Mostly Sunny Rain Rain Cloudy Mostly Cloudy Partly Sunny Mostly Cloudy
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Current Conditions at
HARRISBURG-RALEIGH - (KHSB)
34°
Clear
as of 1:15 AM CST
Rel. Humidity: 64%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
5 MPH
340° North
Cloud Level(s): Clear
Current Conditions at
MARION - (KMWA)
32°
Clear
as of 1:15 AM CST
Rel. Humidity: 68%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
3 MPH
0° North
Cloud Level(s): Clear
Current Conditions at
METROPOLIS MUNI ARP - (KM30)
41°
Clear
as of 1:15 AM CST
Rel. Humidity: 48%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
PADUCAH - (KPAH)
41°
Feels like 35°F
Clear
as of 12:53 AM CST
Rel. Humidity: 56%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.25 in.
Flight Rule: VFR
Wind Data
9 MPH
010° North
Cloud Level(s): Clear
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 31. North wind 3 to 6 mph.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 43. Northeast wind 3 to 7 mph.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 31. Calm wind becoming southeast around 6 mph after midnight.

20% chance of rain Monday Monday... A 20 percent chance of rain after noon. Increasing clouds, with a high near 53. South wind 5 to 8 mph.

50% chance of rain Monday Night Monday Night... A 50 percent chance of rain. Cloudy, with a low around 49. Southwest wind around 7 mph.

20% chance of rain Tuesday Tuesday... A 20 percent chance of rain before noon. Mostly cloudy, with a high near 62. West southwest wind 3 to 6 mph.

20% chance of rain Tuesday Night Tuesday Night... A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 50. Light and variable wind.

Cloudy on Wednesday Wednesday... Cloudy, with a high near 65. Light and variable wind becoming south 5 to 9 mph in the morning.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 58. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.

Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 68. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 56. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

Partly Sunny on Friday Friday... Partly sunny, with a high near 63. West wind 6 to 8 mph becoming north in the afternoon.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 44. North wind around 5 mph becoming south after midnight.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 58. South southwest wind 5 to 7 mph.

Current Radar Image


Sun Almanac for Somerset, Illinois
Sunrise: 07:05 AM
Sunset: 4:39 PM
Civil Sunrise:06:36 AM
Civil Sunset: 5:08 PM
Nautical Sunrise: 06:03 AM
Nautical Sunset: 5:41 PM
Astro Sunrise: 05:31 AM
Astro Sunset: 6:13 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.