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New Salem, Illinois Weather Forecast
New Salem, Illinois Weather
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Weather Forecast for New Salem, Illinois : Menard County
Issued: 6:36 am CST Dec 18, 2025 Latitude: 39.9789377 Longitude: -89.843998 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday Monday Tuesday Wednesday
100% chance of rain & snow on Today 20% chance of rain & snow on Tonight Sunny on Friday Partly Sunny on Saturday Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday
High: 50 °F Low: 15°F High: 33°F High: 48°F High: 36°F High: 42°F High: 53°F High: 54°F
Low: 26°F Low: 23°F Low: 24°F Low: 35°F Low: 37°F  
Rain & Snow Rain & Snow Sunny Partly Sunny Sunny Partly Sunny Partly Sunny Mostly Cloudy
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Current Conditions at
SPRINGFIELD - (KSPI)
52°
Cloudy
as of 6:52 AM CST
Rel. Humidity: 93%
Dew Point: 50°F
Visibility: 8 Miles
Pressure: 29.55 in.
Flight Rule: IFR
Wind Data
21 MPH
Gust: 31 MPH
170° South
Cloud Level(s): Solid Overcast at 600ft
Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
52°
Cloudy
as of 7:15 AM CST
Rel. Humidity: 100%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.52 in.
Flight Rule: IFR
Wind Data
21 MPH
Gust: 28 MPH
180° South
Cloud Level(s): Solid Overcast at 600ft
Current Conditions at
LOGAN COUNTY AIRPORT - (KAAA)
48°
Feels like 42°F
Cloudy
as of 7:15 AM CST
Rel. Humidity: 93%
Dew Point: 46°F
Visibility: 7 Miles
Pressure: 29.55 in.
Flight Rule: IFR
Wind Data
16 MPH
180° South
Cloud Level(s): Solid Overcast at 900ft
Current Conditions at
TAYLORVILLE MUNICIPAL - (KTAZ)
50°
Feels like 44°F
Cloudy
as of 7:15 AM CST
Rel. Humidity: 93%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 29.59 in.
Flight Rule: MVFR
Wind Data
16 MPH
Gust: 26 MPH
180° South
Cloud Level(s): Solid Overcast at 1100ft
100% chance of rain & snow Today Today... Rain before 5pm, then a chance of rain and snow showers. Temperature rising to near 50 by 11am, then falling to around 37 during the remainder of the day. Breezy, with a south wind 16 to 23 mph becoming west in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

20% chance of rain & snow Tonight Tonight... A slight chance of rain and snow showers before 7pm, then a slight chance of snow showers between 7pm and midnight. Mostly cloudy, with a low around 15. Wind chill values between 1 and 11. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

Sunny on Friday Friday... Sunny, with a high near 33. Wind chill values between 2 and 12. West northwest wind 8 to 16 mph becoming south in the afternoon. Winds could gust as high as 28 mph.

Increasing Clouds on Friday Night Friday Night... Increasing clouds, with a low around 26. South wind 9 to 15 mph, with gusts as high as 26 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 48. South wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 23. Northwest wind 5 to 8 mph, with gusts as high as 16 mph.

Sunny on Sunday Sunday... Sunny, with a high near 36. West northwest wind around 6 mph becoming east northeast in the afternoon.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 24.

Partly Sunny on Monday Monday... Partly sunny, with a high near 42.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 35.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 53.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 37.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 54.

Current Radar Image


Sun Almanac for New Salem, Illinois
Sunrise: 07:16 AM
Sunset: 4:36 PM
Civil Sunrise:06:46 AM
Civil Sunset: 5:07 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 5:41 PM
Astro Sunrise: 05:39 AM
Astro Sunset: 6:14 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.