Dangerous Heat and Humidity Wednesday through Saturday

Dangerously hot and humid conditions are expected to build starting Wednesday through Saturday. Additionally, there will be a threat of thunderstorms on some of the days. View this briefing for details. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

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

Fair

67°F

19°C

Humidity 91%
Wind Speed Calm
Barometer 30.12 in (1019.2 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 30 Jun 5:53 am EDT
Detailed forecast for

Lower Bucks

Today
Mostly sunny. Hot with highs in the lower 90s. Southwest winds 5 to 10 mph.
Tonight
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s. Southwest winds 5 to 10 mph.
Wednesday
Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 10 mph.
Wednesday Night
Mostly clear. Humid with lows in the mid 70s. Southwest winds 5 to 10 mph.
Thursday
Sunny, hot with highs around 103. West winds 5 to 10 mph. Heat index values up to 110.
Thursday Night
Clear. Lows in the upper 70s. Heat index values up to 110 early in the evening.
Friday
Sunny, hot with highs 100 to 105. Heat index values up to 110.
Friday Night
Partly cloudy. Lows in the upper 70s.
Independence Day
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 90s. Chance of rain 40 percent.
Saturday Night
Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 40 percent.
Sunday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Chance of rain 30 percent.
Sunday Night
Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 40 percent.
Monday
Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Hot with highs in the lower 90s. Chance of rain 40 percent.



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400 AM EDT Tue Jun 30 2026
 
 

Additional Resources

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