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.

Overcast

70°F

21°C

Humidity 32%
Wind Speed SE 5 mph
Barometer 29.75 in (1007.5 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 24 Apr 2:53 pm EDT
Extended Forecast for

Dunellen NJ

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. East wind around 5 mph.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain, mainly after 8am. High near 51. East wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 51 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 40. East wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 40 °F

    Rain

  • Sunday

    Sunday: Rain likely before 8am, then a chance of showers after 8am. Mostly cloudy, with a high near 54. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A slight chance of showers. Partly cloudy, with a low around 41. Northeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. East wind around 5 mph.
Saturday
Rain, mainly after 8am. High near 51. East wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Rain. Low around 40. East wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Sunday
Rain likely before 8am, then a chance of showers after 8am. Mostly cloudy, with a high near 54. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 41. Northeast wind around 5 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 62. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 62. 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:
2:37 pm EDT Apr 24, 2026
Forecast Valid:
3pm EDT Apr 24, 2026-6pm EDT May 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