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

55°F

13°C

Humidity 93%
Wind Speed Calm
Barometer 29.76 in (1007.7 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 12 Oct 2:53 am EDT
Extended Forecast for

South Plainfield NJ

  • Overnight

    Overnight: A chance of showers. Mostly cloudy, with a low around 57. Northeast wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance
    Showers

  • Columbus Day

    Columbus Day: A chance of showers, mainly before 7am. Patchy fog between 10am and noon. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 74. North wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. Northwest wind around 5 mph becoming calm.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.

    High: 75 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62. Southwest wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 2am. Partly cloudy, with a low around 52. Chance of precipitation is 40%.

    Low: 52 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A chance of showers. Mostly cloudy, with a low around 57. Northeast wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
A chance of showers, mainly before 7am. Patchy fog between 10am and noon. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 74. North wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 55. Northwest wind around 5 mph becoming calm.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 62. Southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
A chance of showers after 2am. Partly cloudy, with a low around 52. Chance of precipitation is 40%.
Friday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Plainfield NJ
 40.56°N 74.42°W (Elev. 95 ft)
Last Update:
9:22 pm EDT Oct 11, 2026
Forecast Valid:
3am EDT Oct 12, 2026-6pm EDT Oct 18, 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