Current conditions at

Trenton-Mercer Airport (KTTN)

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

Fog/Mist

48°F

9°C

Humidity 100%
Wind Speed Calm
Barometer 29.90 in (1011.9 mb)
Dewpoint 48°F (9°C)
Visibility 1.50 mi
Last update 19 Apr 12:53 am EDT
Detailed forecast for

Lower Bucks

Tonight
Mostly cloudy. A chance of showers after midnight. Lows around 50. Southeast winds 5 to 10 mph. Chance of rain 50 percent.
Sunday
Showers. Much cooler with highs in the mid 50s. Northwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 90 percent.
Sunday Night
Mostly clear in the evening, then becoming partly cloudy. Cooler with lows in the upper 30s. West winds 5 to 10 mph.
Monday
Mostly sunny. Highs in the lower 50s. Northwest winds 5 to 10 mph.
Monday Night
Mostly clear. Areas of frost after midnight. Cold with lows in the lower 30s. North winds 5 to 10 mph.
Tuesday
Areas of frost in the morning. Sunny. Highs in the mid 50s.
Tuesday Night
Mostly clear in the evening, then becoming partly cloudy. Lows around 40.
Wednesday
Mostly cloudy in the morning, then becoming partly sunny. Warmer with highs in the upper 60s.
Wednesday Night
Partly cloudy in the evening, then clearing. Lows in the lower 40s.
Thursday
Sunny. Highs in the lower 70s.
Thursday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.
Friday
Mostly sunny. Highs in the mid 70s.
Friday Night
Partly cloudy. Lows in the lower 50s.
Saturday
Partly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent.



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400 PM EDT Sat Apr 18 2026
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database