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.

Overcast

39°F

4°C

Humidity 79%
Wind Speed E 7 mph
Barometer 29.80 in (1009.4 mb)
Dewpoint 33°F (1°C)
Visibility 7.00 mi
Wind Chill34°F (1°C)
Last update 6 Jan 4:53 pm EST
Extended Forecast for

Washington NJ

  • Tonight

    Tonight: A chance of rain between 7pm and 1am. Widespread fog after 10pm. Otherwise, cloudy, with a low around 33. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance Rain
    and Fog

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 45. Northwest wind 5 to 15 mph.

    High: 45 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. West wind around 5 mph becoming calm.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45. Calm wind.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely. Cloudy, with a high near 50. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers. Cloudy, with a low around 43. Chance of precipitation is 50%.

    Low: 43 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers. High near 50. Chance of precipitation is 90%.

    High: 50 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely

Detailed Forecast

Tonight
A chance of rain between 7pm and 1am. Widespread fog after 10pm. Otherwise, cloudy, with a low around 33. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 45. Northwest wind 5 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 29. West wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 45. Calm wind.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind.
Friday
Showers likely. Cloudy, with a high near 50. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers. Cloudy, with a low around 43. Chance of precipitation is 50%.
Saturday
Showers. High near 50. Chance of precipitation is 90%.
Saturday Night
Showers likely, mainly before 1am. Cloudy, with a low around 36. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 43.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington NJ
 40.76°N 74.97°W (Elev. 486 ft)
Last Update:
4:13 pm EST Jan 6, 2026
Forecast Valid:
5pm EST Jan 6, 2026-6pm EST Jan 13, 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