Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

45°F

7°C

Humidity 46%
Wind Speed NW 12 mph
Barometer 30.06 in (1017.4 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 27 Mar 5:53 pm EDT
Extended Forecast for

Tullytown PA

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 30. North wind 5 to 10 mph.

    Low: 30 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 46. North wind 10 to 15 mph.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 56. Light south wind becoming southwest 10 to 15 mph in the morning.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 43. South wind 5 to 10 mph.

    Low: 43 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain after 2am.  Mostly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: A chance of rain before 8am.  Partly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Chance Rain
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 30. North wind 5 to 10 mph.
Saturday
Sunny, with a high near 46. North wind 10 to 15 mph.
Saturday Night
Mostly clear, with a low around 26. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 56. Light south wind becoming southwest 10 to 15 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 43. South wind 5 to 10 mph.
Monday
Partly sunny, with a high near 63.
Monday Night
A chance of rain after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Tuesday
A chance of rain before 8am. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
A chance of rain after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 50%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 58. Chance of precipitation is 40%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Friday
Rain likely. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Tullytown PA
 40.14°N 74.83°W (Elev. 39 ft)
4:10 pm EDT Mar 27, 2026
6pm EDT Mar 27, 2026-6pm EDT Apr 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database