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

22°F

-6°C

Humidity 85%
Wind Speed NW 3 mph
Barometer 30.00 in (1016.2 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 27 Feb 3:53 am EST
Extended Forecast for

Dunellen NJ

  • Today

    Today: Sunny, with a high near 45. Calm wind becoming south around 5 mph in the afternoon.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 52. Calm wind becoming southwest around 5 mph.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of snow before 1pm. Partly sunny, with a high near 40. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: A chance of snow after 1pm. Mostly cloudy, with a high near 30. Chance of precipitation is 30%.

    High: 30 °F

    Mostly Cloudy
    then Chance
    Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow after 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.

    High: 40 °F

    Partly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 45. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 26. Calm wind.
Saturday
Sunny, with a high near 52. Calm wind becoming southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 31. Calm wind.
Sunday
A chance of snow before 1pm. Partly sunny, with a high near 40. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday Night
Partly cloudy, with a low around 16.
Monday
A chance of snow after 1pm. Mostly cloudy, with a high near 30. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
A chance of rain and snow after 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
Tuesday Night
Rain likely. Cloudy, with a low around 31. Chance of precipitation is 70%.
Wednesday
A chance of rain. Partly sunny, with a high near 48. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
A chance of rain. Cloudy, with a high near 50. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dunellen NJ
 40.59°N 74.48°W (Elev. 72 ft)
Last Update:
4:09 am EST Feb 27, 2026
Forecast Valid:
4am EST Feb 27, 2026-6pm EST Mar 5, 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