Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28° N Lon: 74.82° W Elev: 210 ft.

Fair

75°F

24°C

Humidity 79%
Wind Speed SW 6 mph
Barometer 30.09 in (1018.3 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 19 May 7:53 am EDT
Detailed forecast for

Lower Bucks

Today
Sunny, hot with highs in the upper 90s. Southwest winds 10 to 15 mph.
Tonight
Partly cloudy. Lows in the mid 70s. Southwest winds 5 to 10 mph.
Wednesday
Sunny in the morning, then partly sunny with showers likely with a chance of thunderstorms in the afternoon. Hot with highs in the mid 90s. West winds 10 to 15 mph. Chance of rain 70 percent.
Wednesday Night
A chance of thunderstorms in the evening. Showers likely. Much cooler with lows in the mid 50s. North winds 5 to 10 mph. Chance of rain 70 percent.
Thursday
Mostly cloudy in the morning, then becoming partly sunny. A 30 percent chance of showers. Not as warm with highs around 70. Northeast winds 5 to 10 mph.
Thursday Night
Mostly cloudy. Lows in the lower 50s.
Friday
Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s.
Friday Night
Showers. Lows in the upper 40s. Chance of rain 80 percent.
Saturday
Showers. Highs in the lower 60s. Chance of rain 80 percent.
Saturday Night
Showers. Lows in the lower 50s. Chance of rain 80 percent.
Sunday
Mostly cloudy with a chance of showers. Highs around 70. Chance of rain 40 percent.
Sunday Night
Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 50 percent.
Memorial Day
Mostly cloudy. A chance of showers in the morning. Highs in the mid 70s. Chance of rain 50 percent.



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400 AM EDT Tue May 19 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database