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

53°F

12°C

Humidity 93%
Wind Speed Calm
Barometer 30.41 in (1029.6 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 11 Oct 12:53 am EDT
Extended Forecast for

Washington NJ

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. Calm wind becoming east around 5 mph.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 5pm. High near 63. East wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 63 °F

    Rain

  • Sunday Night

    Sunday Night: Rain and thunderstorms before 1am, then a chance of showers and thunderstorms between 1am and 3am. Low around 57. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 57 °F

    Showers then
    Chance
    Showers

  • Columbus Day

    Columbus Day: Mostly cloudy, then gradually becoming sunny, with a high near 72. North wind around 5 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. Calm wind becoming east around 5 mph.
Sunday
Rain, with thunderstorms also possible after 5pm. High near 63. East wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Rain and thunderstorms before 1am, then a chance of showers and thunderstorms between 1am and 3am. Low around 57. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Columbus Day
Mostly cloudy, then gradually becoming sunny, with a high near 72. North wind around 5 mph.
Monday Night
Mostly clear, with a low around 54. Calm wind.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Mostly cloudy, with a low around 49.
Friday
A chance of showers. Mostly cloudy, with a high near 63. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington NJ
 40.76°N 75°W (Elev. 443 ft)
Last Update:
4:10 pm EDT Oct 10, 2026
Forecast Valid:
1am EDT Oct 11, 2026-6pm EDT Oct 17, 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