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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: 5:36 am CST Dec 16, 2025 Latitude: 39.9789377 Longitude: -89.843998 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on Today Morning Fog on Tonight Morning Fog on Wednesday 80% chance of rain & snow on Thursday Mostly Sunny on Friday Partly Sunny on Saturday Mostly Sunny on Sunday Partly Sunny on Monday
High: 38°F Low: 28°F High: 39°F High: 47 °F High: 33°F High: 48°F High: 38°F High: 42°F
Low: 45 °F Low: 14°F Low: 26°F Low: 26°F Low: 26°F  
Sunny Morning Fog Morning Fog Rain & Snow Mostly Sunny Partly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
SPRINGFIELD - (KSPI)
21°
Clear
as of 5:52 AM CST
Rel. Humidity: 92%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
7 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
27°
Clear
as of 5:55 AM CST
Rel. Humidity: 86%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
7 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
LOGAN COUNTY AIRPORT - (KAAA)
18°
Clear
as of 5:55 AM CST
Rel. Humidity: 72%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
3 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
TAYLORVILLE MUNICIPAL - (KTAZ)
21°
Clear
as of 5:55 AM CST
Rel. Humidity: 73%
Dew Point: 14°F
Pressure: 30.06 in.
Wind Data
6 MPH
190° South
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 38. South southwest wind 7 to 9 mph, with gusts as high as 17 mph.

Morning Fog on Tonight Tonight... Patchy freezing fog after 3am. Mostly cloudy, with a low around 28. South wind 5 to 9 mph becoming west after midnight. Winds could gust as high as 18 mph.

Morning Fog on Wednesday Wednesday... Patchy freezing fog before 10am. Partly sunny, with a high near 39. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 15 mph.

40% chance of rain Wednesday Night Wednesday Night... A 40 percent chance of rain after midnight. Increasing clouds, with a temperature rising to around 45 by 5am. South southeast wind 9 to 16 mph, with gusts as high as 28 mph.

80% chance of rain & snow Thursday Thursday... Rain before 3pm, then a chance of snow. Temperature rising to near 47 by 8am, then falling to around 36 during the remainder of the day. Breezy, with a south wind 15 to 21 mph becoming west in the morning. Winds could gust as high as 37 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 14. Blustery, with a west northwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 36 mph.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 33. West northwest wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 26.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 48.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 26.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 38.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 26.

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

Current Radar Image


Sun Almanac for New Salem, Illinois
Sunrise: 07:15 AM
Sunset: 4:35 PM
Civil Sunrise:06:44 AM
Civil Sunset: 5:06 PM
Nautical Sunrise: 06:10 AM
Nautical Sunset: 5:40 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:13 PM
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