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New Boston, Illinois Weather Forecast
New Boston, Illinois Weather
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Weather Forecast for New Boston, Illinois : Mercer County
Issued: 10:41 pm CST Dec 20, 2025 Latitude: 41.1703108 Longitude: -90.9968113 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Christmas Day Friday Saturday
Clear on Overnight Sunny on Sunday Mostly Cloudy on Monday Partly Sunny on Tuesday Cloudy on Wednesday Mostly Cloudy on Christmas Day Mostly Cloudy on Friday Partly Sunny on Saturday
Low: 19°F High: 35°F High: 45°F High: 48°F High: 52°F High: 61°F High: 49°F High: 45°F
Low: 30°F Low: 35°F Low: 31°F Low: 44°F Low: 36°F Low: 32°F  
Clear Sunny Mostly Cloudy Partly Sunny Cloudy Mostly Cloudy Mostly Cloudy Partly Sunny
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Current Conditions at
MUSCATINE - (KMUT)
25°
Clear
as of 1:15 AM CST
Rel. Humidity: 85%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Clear
Current Conditions at
BURLINGTON - (KBRL)
28°
Clear
as of 12:53 AM CST
Rel. Humidity: 63%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
3 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
MOUNT PLEASANT MUNI - (KMPZ)
27°
Clear
as of 1:15 AM CST
Rel. Humidity: 68%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.30 in.
Flight Rule: VFR
Wind Data
3 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
WASHINGTON - (KAWG)
25°
Feels like 13°F
Clear
as of 1:15 AM CST
Rel. Humidity: 79%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
12 MPH
350° North
Cloud Level(s): Clear
Clear on Overnight Overnight... Clear, with a low around 19. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunny on Sunday Sunday... Sunny, with a high near 35. Calm wind becoming south around 5 mph in the morning.
Increasing Clouds on Sunday Night Sunday Night... Increasing clouds, with a steady temperature around 30. South wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 45. South wind around 10 mph, with gusts as high as 20 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 35.
Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 48.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 31.
Cloudy on Wednesday Wednesday... Cloudy, with a high near 52.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 44.
Mostly Cloudy on Christmas Day Christmas Day... Mostly cloudy, with a high near 61.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 36.
Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 49.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 32.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 45.
Current Radar Image


Sun Almanac for New Boston, Illinois
Sunrise: 07:26 AM
Sunset: 4:38 PM
Civil Sunrise:06:55 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 06:20 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 05:47 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.