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.

Mostly Cloudy

34°F

1°C

Humidity 50%
Wind Speed W 8 G 22 mph
Barometer 30.04 in (1017.6 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 17 Mar 7:53 pm EDT
Extended Forecast for

South Plainfield NJ

  • Tonight

    Tonight: Scattered flurries before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 25. West wind 10 to 15 mph.

    Low: 25 °F

    Scattered
    Flurries

  • Wednesday

    Wednesday: Partly sunny, with a high near 41. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. Southeast wind around 5 mph becoming calm.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 50. Calm wind becoming south around 5 mph in the afternoon.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain after 2am. Mostly cloudy, with a low around 34. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of rain after 2am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.

    High: 54 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.

    Low: 39 °F

    Chance Rain

Detailed Forecast

Tonight
Scattered flurries before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 25. West wind 10 to 15 mph.
Wednesday
Partly sunny, with a high near 41. Northwest wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 27. Southeast wind around 5 mph becoming calm.
Thursday
Partly sunny, with a high near 50. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 34. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 55.
Friday Night
A chance of rain after 2am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Saturday
A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Sunday
Mostly cloudy, with a high near 61.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Monday
Sunny, with a high near 53.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Mostly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Plainfield NJ
 40.58°N 74.42°W (Elev. 89 ft)
Last Update:
5:56 pm EDT Mar 17, 2026
Forecast Valid:
8pm EDT Mar 17, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation