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Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Fair
65°F
18°C
| Humidity | 73% |
| Wind Speed | SW 8 mph |
| Barometer | 30.15 in (1020.5 mb) |
| Dewpoint | 56°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 3 Apr 4:53 pm EDT |
Extended Forecast for
Washington Crossing PA
Tonight
Low: 57 °F
Mostly Cloudy
then Patchy
FogSaturday
High: 74 °F
Patchy Fog
then Chance
ShowersSaturday Night

Low: 49 °F
Chance
ShowersSunday

High: 70 °F
Showers
Sunday Night
Low: 40 °F
Showers
Likely then
Mostly ClearMonday

High: 57 °F
Sunny
Monday Night

Low: 38 °F
Partly Cloudy
Tuesday

High: 52 °F
Mostly Sunny
Tuesday Night

Low: 28 °F
Clear
Detailed Forecast
Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 57. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 74. Northwest wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 49. East wind 5 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers. High near 70. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely before 8pm. Partly cloudy, with a low around 40. Northwest wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 52.
Tuesday Night
Clear, with a low around 28.
Wednesday
Sunny, with a high near 54.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Sunny, with a high near 66.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 71.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Washington Crossing PA
40.3°N 74.86°W (Elev. 141 ft)
40.3°N 74.86°W (Elev. 141 ft)
4:11 pm EDT Apr 3, 2026
5pm EDT Apr 3, 2026-6pm EDT Apr 10, 2026


