Current conditions at

Trenton, Mercer County Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

68°F

20°C

Humidity 65%
Wind Speed W 10 G 21 mph
Barometer 29.91 in (1012.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 20 Jun 7:53 am EDT
Extended Forecast for

Newtown PA

Extreme Heat Watch June 23, 08:00am until June 25, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch
  • Today

    Today: Sunny, with a high near 85. West wind around 15 mph, with gusts as high as 30 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. West wind 5 to 10 mph.

    Low: 68 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 90. West wind 5 to 10 mph.

    High: 90 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72. Southwest wind around 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. West wind 5 to 10 mph.

    High: 95 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 85. West wind around 15 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 68. West wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 90. West wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 72. Southwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 95. West wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
Mostly sunny, with a high near 96.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 30%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Newtown PA
 40.22°N 74.93°W (Elev. 164 ft)
4:11 am EDT Jun 20, 2025
7am EDT Jun 20, 2025-6pm EDT Jun 26, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database