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.

Rain Fog/Mist

58°F

14°C

Humidity 93%
Wind Speed NA
Barometer 30.24 in (1024.0 mb)
Dewpoint 56°F (13°C)
Visibility 2.50 mi
Last update 11 Oct 11:53 am EDT
Extended Forecast for

Washington NJ

  • This Afternoon

    This Afternoon: Rain, with thunderstorms also possible after 5pm. High near 62. East wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 62 °F

    Rain

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 11pm, then a chance of rain and thunderstorms between 11pm and midnight, then a chance of showers and thunderstorms after midnight. Low around 55. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Rain then
    Chance
    T-storms

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 72. North wind around 10 mph.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. Northwest wind around 5 mph becoming calm.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain, with thunderstorms also possible after 5pm. High near 62. East wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Rain and possibly a thunderstorm before 11pm, then a chance of rain and thunderstorms between 11pm and midnight, then a chance of showers and thunderstorms after midnight. Low around 55. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Columbus Day
Mostly sunny, with a high near 72. North wind around 10 mph.
Monday Night
Mostly clear, with a low around 51. Northwest wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 66.
Thursday Night
A chance of showers after 2am. Partly cloudy, with a low around 47. Chance of precipitation is 30%.
Friday
Showers likely. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 57. Chance of precipitation is 30%.
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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:
4:09 am EDT Oct 11, 2026
Forecast Valid:
12pm 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