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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: 9:16 am CST Dec 26, 2025 Latitude: 39.9789377 Longitude: -89.843998 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Saturday Sunday Monday Tuesday Wednesday New Year's Day
Mostly Cloudy on Today Patchy Fog on Tonight Morning Fog on Saturday 90% chance of rain on Sunday Mostly Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on New Year's Day
High: 50 °F Low: 41°F High: 56°F High: 63 °F High: 25°F High: 33°F High: 34°F High: 30°F
Low: 55°F Low: 17°F Low: 15°F Low: 23°F Low: 16°F  
Mostly Cloudy Patchy Fog Morning Fog Rain Mostly Sunny Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
SPRINGFIELD - (KSPI)
57°
Mostly Cloudy
as of 8:52 AM CST
Rel. Humidity: 82%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 29.74 in.
Flight Rule: MVFR
Wind Data
14 MPH
280° West
Cloud Level(s): Broken at 2200ft
Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
57°
Cloudy
as of 9:35 AM CST
Rel. Humidity: 93%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.78 in.
Flight Rule: MVFR
Wind Data
12 MPH
310° Northwest
Cloud Level(s): Solid Overcast at 1800ft
Current Conditions at
LOGAN COUNTY AIRPORT - (KAAA)
57°
Cloudy
as of 9:35 AM CST
Rel. Humidity: 93%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.74 in.
Flight Rule: MVFR
Wind Data
8 MPH
270° West
Cloud Level(s): Solid Overcast at 1800ft
Current Conditions at
TAYLORVILLE MUNICIPAL - (KTAZ)
61°
Mostly Cloudy
as of 9:35 AM CST
Rel. Humidity: 87%
Dew Point: 57°F
Pressure: 29.76 in.
Wind Data
14 MPH
Gust: 20 MPH
260° West
Mostly Cloudy on Today Today... Mostly cloudy, with a temperature falling to around 50 by 5pm. Northwest wind 8 to 14 mph, with gusts as high as 22 mph.

Patchy Fog on Tonight Tonight... Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 41. North northwest wind 5 to 7 mph becoming calm.

Morning Fog on Saturday Saturday... Patchy fog before 8am. Otherwise, cloudy, with a high near 56. Southeast wind 6 to 13 mph, with gusts as high as 22 mph.

50% chance of rain Saturday Night Saturday Night... A 50 percent chance of rain after midnight. Cloudy, with a low around 55. South wind 10 to 14 mph, with gusts as high as 23 mph.

90% chance of rain Sunday Sunday... Rain before noon, then showers after noon. Temperature rising to near 63 by 11am, then falling to around 52 during the remainder of the day. South southwest wind 7 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

40% chance of rain & snow Sunday Night Sunday Night... A chance of rain showers before 9pm, then a chance of rain and snow between 9pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 17. Blustery, with a northwest wind 15 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 25. Blustery, with a northwest wind 15 to 22 mph, with gusts as high as 34 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 15.

Sunny on Tuesday Tuesday... Sunny, with a high near 33.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 23.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 34.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 16.

Mostly Sunny on New Year's Day New Year's Day... Mostly sunny, with a high near 30.

Current Radar Image


Sun Almanac for New Salem, Illinois
Sunrise: 07:20 AM
Sunset: 4:40 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:11 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 5:45 PM
Astro Sunrise: 05:42 AM
Astro Sunset: 6:18 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.