Current conditions at

Trenton-Mercer Airport (KTTN)

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

Fair

21°F

-6°C

Humidity 52%
Wind Speed W 8 G 21 mph
Barometer 29.83 in (1009.8 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 16 Jan 6:53 am EST
Detailed forecast for

Lower Bucks

Today
Sunny. Highs in the mid 30s. West winds 10 to 15 mph with gusts up to 25 mph.
Tonight
Partly cloudy in the evening, then mostly cloudy with a chance of snow after midnight. Little or no snow accumulation. Cold. Near steady temperature in the upper 20s. South winds around 5 mph. Chance of snow 40 percent.
Saturday
Snow likely in the morning, then a chance of rain and snow in the afternoon. Total snow accumulation around an inch possible. Highs around 40. Southwest winds 5 to 10 mph. Chance of precipitation 70 percent.
Saturday Night
Mostly cloudy. Cold with lows in the upper 20s. West winds around 5 mph.
Sunday
Mostly cloudy with a 40 percent chance of snow. Little or no snow accumulation. Highs in the mid 30s. West winds 5 to 10 mph.
Sunday Night
Partly cloudy. Colder with lows around 20.
Martin Luther King Jr Day
Sunny. Highs in the mid 30s.
Monday Night
Partly cloudy in the evening, then becoming mostly clear. Cold with lows around 10 above. Wind chill values as low as zero.
Tuesday
Sunny, colder with highs in the lower 20s. Wind chill values as low as zero.
Tuesday Night
Mostly clear. Cold with lows around 10 above.
Wednesday
Mostly sunny. Cold with highs around 30.
Wednesday Night
Partly cloudy and not as cold. Near steady temperature in the mid 20s.
Thursday
Partly sunny. Highs in the upper 30s.



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400 AM EST Fri Jan 16 2026
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database