Current conditions at

Trenton-Mercer Airport (KTTN)

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

Fair

27°F

-3°C

Humidity 51%
Wind Speed W 10 G 24 mph
Barometer 29.90 in (1012.0 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 31 Dec 9:53 am EST
Detailed forecast for

Mercer County

Today
Mostly cloudy with a chance of flurries this morning, then partly sunny this afternoon. Highs in the lower 30s. Southwest winds 5 to 10 mph with gusts up to 20 mph.
Tonight
Mostly cloudy with a 50 percent chance of snow showers. Little or no snow accumulation. Cold with lows in the lower 20s. Southwest winds 5 to 10 mph.
New Years Day
Sunny. A chance of snow showers in the morning. Little or no snow accumulation. Cold with highs in the lower 30s. Temperature falling into the upper 20s in the afternoon. Northwest winds 10 to 15 mph with gusts up to 30 mph. Chance of snow 40 percent.
Thursday Night
Mostly clear in the evening, then becoming partly cloudy. Cold with lows around 15. West winds 5 to 10 mph.
Friday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 30s. West winds 5 to 10 mph.
Friday Night
Mostly clear. Cold with lows around 20.
Saturday
Partly sunny. Highs in the mid 30s.
Saturday Night
Mostly cloudy. Cold with lows around 20.
Sunday
Mostly sunny. Highs in the mid 30s.
Sunday Night
Partly cloudy. Cold with lows around 20.
Monday
Partly sunny in the morning, then becoming mostly cloudy. Highs in the upper 30s.
Monday Night
Mostly cloudy. Cold with lows in the mid 20s.
Tuesday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 40s.



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638 AM EST Wed Dec 31 2025
 
 

Additional Resources

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