National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

56°F

13°C

Humidity 47%
Wind Speed Calm
Barometer 29.87 in (1010.8 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 1 May 8:53 pm EDT
Extended Forecast for

Ewing NJ

  • Tonight

    Tonight: A chance of showers, mainly after 1am. Increasing clouds, with a low around 47. Southwest wind 5 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 62. North wind 5 to 10 mph.

    High: 62 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Cloudy, then gradually becoming partly cloudy, with a low around 41. North wind 5 to 10 mph.

    Low: 41 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 61. Northwest wind 10 to 15 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. West wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly after 1am. Increasing clouds, with a low around 47. Southwest wind 5 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly cloudy, with a high near 62. North wind 5 to 10 mph.
Saturday Night
Cloudy, then gradually becoming partly cloudy, with a low around 41. North wind 5 to 10 mph.
Sunday
Sunny, with a high near 61. Northwest wind 10 to 15 mph.
Sunday Night
Mostly clear, with a low around 43. West wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly cloudy, with a low around 60.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ewing NJ
 40.25°N 74.81°W (Elev. 115 ft)
Last Update:
4:08 pm EDT May 1, 2026
Forecast Valid:
9pm EDT May 1, 2026-6pm EDT May 8, 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