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.

A Few Clouds

57°F

14°C

Humidity 36%
Wind Speed SW 7 mph
Barometer 30.23 in (1023.6 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 25 Mar 3:53 pm EDT
Extended Forecast for

Dunellen NJ

  • Tonight

    Tonight: Cloudy, with a low around 43. South wind 5 to 10 mph.

    Low: 43 °F

    Cloudy

  • Thursday

    Thursday: A slight chance of showers between 2pm and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 73 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly after 2am. Low around 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers, mainly before 8am. High near 55. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of rain showers, mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 31. North wind around 5 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow

  • Saturday

    Saturday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 43. South wind 5 to 10 mph.
Thursday
A slight chance of showers between 2pm and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 73. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday Night
Showers, mainly after 2am. Low around 54. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, mainly before 8am. High near 55. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A slight chance of rain showers, mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 31. North wind around 5 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly cloudy, with a high near 60.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
A chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 64. Chance of precipitation is 40%.
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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:
4:10 pm EDT Mar 25, 2026
Forecast Valid:
4pm EDT Mar 25, 2026-6pm EDT Apr 1, 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