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

52°F

11°C

Humidity 75%
Wind Speed SE 3 mph
Barometer 29.82 in (1009.8 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 4 May 11:53 pm EDT
Extended Forecast for

Dunellen NJ

  • Overnight

    Overnight: Mostly clear, with a low around 56. Southwest wind around 5 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 85 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 62. South wind 10 to 15 mph.

    Low: 62 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Showers, mainly after 2pm. High near 72. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 72 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 50. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 56. Southwest wind around 5 mph.
Tuesday
Sunny, with a high near 85. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Increasing clouds, with a low around 62. South wind 10 to 15 mph.
Wednesday
Showers, mainly after 2pm. High near 72. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 50. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 68. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 47. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
A chance of showers. Partly cloudy, with a low around 52. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 69. 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:
4:08 pm EDT May 4, 2026
Forecast Valid:
12am EDT May 5, 2026-6pm EDT May 11, 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