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.

Partly Cloudy

48°F

9°C

Humidity 42%
Wind Speed Vrbl 5 mph
Barometer 30.16 in (1021.3 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 19 Mar 4:53 pm EDT
Extended Forecast for

South Plainfield NJ

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Southwest wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 62. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 62 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 44. Southwest wind 5 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers
    Likely

  • Saturday

    Saturday: Sunny, with a high near 63. Northwest wind around 5 mph.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42. Northwest wind around 5 mph becoming calm.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 20%.

    High: 66 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely before 8am. Partly sunny, with a high near 58. Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. Southwest wind around 5 mph becoming calm in the evening.
Friday
Increasing clouds, with a high near 62. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 44. Southwest wind 5 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Sunny, with a high near 63. Northwest wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around 42. Northwest wind around 5 mph becoming calm.
Sunday
A slight chance of showers after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 20%.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Monday
Showers likely before 8am. Partly sunny, with a high near 58. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Partly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Plainfield NJ
 40.58°N 74.42°W (Elev. 89 ft)
Last Update:
4:10 pm EDT Mar 19, 2026
Forecast Valid:
5pm EDT Mar 19, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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