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

59°F

15°C

Humidity 44%
Wind Speed Vrbl 5 mph
Barometer 29.96 in (1014.8 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 20 Mar 12:53 pm EDT
Extended Forecast for

Raritan NJ

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 64. South wind 10 to 15 mph.

    High: 64 °F

    Partly Sunny

  • Tonight

    Tonight: Showers likely, mainly before 9pm. Mostly cloudy, with a low around 45. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 58. Northwest wind around 5 mph.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 66. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 8am. Partly sunny, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 64. South wind 10 to 15 mph.
Tonight
Showers likely, mainly before 9pm. Mostly cloudy, with a low around 45. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Sunny, with a high near 58. Northwest wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around 39. Calm wind.
Sunday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 66. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely, mainly before 8am. Partly sunny, with a high near 55. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
A chance of rain. Partly sunny, with a high near 56. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Raritan NJ
 40.57°N 74.66°W (Elev. 102 ft)
Last Update:
4:09 am EDT Mar 20, 2026
Forecast Valid:
1pm EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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