National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fair

13°F

-11°C

Humidity 84%
Wind Speed Calm
Barometer 30.23 in (1023.9 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 28 Dec 1:53 am EST
Extended Forecast for

Dunellen NJ

  • Overnight

    Overnight: Partly cloudy, with a low around 19. Calm wind.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 37. Calm wind.

    High: 37 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain or freezing rain, becoming all rain after 10pm. Temperature rising to around 39 by 5am. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 80%. Little or no ice accumulation expected.

    Low: 32 °F⇑

    Rain/Freezing
    Rain then
    Rain

  • Monday

    Monday: Rain, mainly before 1pm. High near 53. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25. West wind around 15 mph, with gusts as high as 35 mph.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 33. Breezy.

    High: 33 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 19. Calm wind.
Sunday
Increasing clouds, with a high near 37. Calm wind.
Sunday Night
Rain or freezing rain, becoming all rain after 10pm. Temperature rising to around 39 by 5am. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 80%. Little or no ice accumulation expected.
Monday
Rain, mainly before 1pm. High near 53. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 25. West wind around 15 mph, with gusts as high as 35 mph.
Tuesday
Mostly cloudy, with a high near 33. Breezy.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 25.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 34. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Sunny, with a high near 30.
Friday Night
Partly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dunellen NJ
 40.59°N 74.48°W (Elev. 72 ft)
Last Update:
4:11 pm EST Dec 27, 2025
Forecast Valid:
2am EST Dec 28, 2025-6pm EST Jan 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation