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

28°F

-2°C

Humidity 88%
Wind Speed Calm
Barometer 30.11 in (1019.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 20 Mar 6:53 am EDT
Extended Forecast for

Dunellen NJ

  • Today

    Today: Partly sunny, with a high near 63. Light southwest wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely, mainly before 9pm. Mostly cloudy, with a low around 45. Southwest wind 5 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 57. Northwest wind 5 to 10 mph.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. North wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers after 2pm. Partly sunny, with a high near 65. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 8am. Partly sunny, with a high near 53. Chance of precipitation is 60%.

    High: 53 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 63. Light southwest wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Tonight
Showers likely, mainly before 9pm. Mostly cloudy, with a low around 45. Southwest wind 5 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Sunny, with a high near 57. Northwest wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 40. North wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of showers after 2pm. Partly sunny, with a high near 65. Southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers likely, mainly before 8am. Partly sunny, with a high near 53. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Thursday
A chance of rain. Partly sunny, with a high near 55. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Dunellen NJ
 40.61°N 74.47°W (Elev. 220 ft)
Last Update:
4:09 am EDT Mar 20, 2026
Forecast Valid:
6am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
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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