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

47°F

8°C

Humidity 41%
Wind Speed Vrbl 7 mph
Barometer 30.01 in (1016.6 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 14 Feb 2:53 pm EST
Extended Forecast for

Dunellen NJ

  • Tonight

    Tonight: Patchy freezing fog between 4am and 5am. Partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Clear
    then Patchy
    Freezing Fog

  • Sunday

    Sunday: Patchy freezing fog between 8am and 9am. Mostly cloudy, with a high near 40. Calm wind becoming east around 5 mph in the afternoon.

    High: 40 °F

    Patchy
    Freezing Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Snow likely, mainly between 10pm and 4am. Cloudy, with a low around 29. Northeast wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 29 °F

    Snow Likely

  • Washington's Birthday

    Washington's Birthday: Mostly cloudy, with a high near 40. Northeast wind 5 to 10 mph.

    High: 40 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.

    High: 43 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy freezing fog between 4am and 5am. Partly cloudy, with a low around 25. Calm wind.
Sunday
Patchy freezing fog between 8am and 9am. Mostly cloudy, with a high near 40. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Snow likely, mainly between 10pm and 4am. Cloudy, with a low around 29. Northeast wind 5 to 10 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Washington's Birthday
Mostly cloudy, with a high near 40. Northeast wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 29. Calm wind.
Tuesday
Partly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
A chance of rain. Mostly cloudy, with a high near 43. Chance of precipitation is 40%.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Thursday
A chance of rain. Partly sunny, with a high near 50. Chance of precipitation is 30%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 46. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Partly sunny, with a high near 45. 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:
2:22 pm EST Feb 14, 2026
Forecast Valid:
3pm EST Feb 14, 2026-6pm EST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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