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.

A Few Clouds

43°F

6°C

Humidity 42%
Wind Speed S 7 mph
Barometer 29.89 in (1011.6 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 26 Feb 12:53 pm EST
Extended Forecast for

Washington Crossing PA

  • This Afternoon

    This Afternoon: A slight chance of rain and snow between 2pm and 3pm, then a chance of snow. Mostly cloudy, with a high near 42. Northwest wind around 5 mph becoming southeast. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 21. Calm wind.

    Low: 21 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 46. Calm wind becoming south around 5 mph.

    High: 46 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 53. Calm wind becoming southwest around 5 mph.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: A chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.

    High: 29 °F

    Chance Snow

Detailed Forecast

This Afternoon
A slight chance of rain and snow between 2pm and 3pm, then a chance of snow. Mostly cloudy, with a high near 42. Northwest wind around 5 mph becoming southeast. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tonight
Partly cloudy, with a low around 21. Calm wind.
Friday
Sunny, with a high near 46. Calm wind becoming south around 5 mph.
Friday Night
Mostly clear, with a low around 27. Calm wind.
Saturday
Sunny, with a high near 53. Calm wind becoming southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Partly sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 16.
Monday
A chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 40%.
Monday Night
A chance of snow before 1am. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.
Tuesday Night
Snow likely. Cloudy, with a low around 28. Chance of precipitation is 60%.
Wednesday
A chance of rain. Partly sunny, with a high near 45. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Washington Crossing PA
 40.3°N 74.86°W (Elev. 141 ft)
Last Update:
4:12 am EST Feb 26, 2026
Forecast Valid:
1pm EST Feb 26, 2026-6pm EST Mar 4, 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