National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

53°F

12°C

Humidity 66%
Wind Speed SW 5 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 11 Nov 8:53 am EST
Extended Forecast for

Newtown Grant PA

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph.

    High: 63 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Calm wind becoming east around 5 mph after midnight.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain, mainly after 8am. High near 60. East wind around 5 mph becoming west in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 38. Northwest wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely

  • Friday

    Friday: A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 47. Northwest wind 10 to 15 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance Rain

  • Friday Night

    Friday Night: A slight chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

Detailed Forecast

Veterans Day
Mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph.
Tonight
Mostly cloudy, with a low around 46. Calm wind becoming east around 5 mph after midnight.
Thursday
Rain, mainly after 8am. High near 60. East wind around 5 mph becoming west in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 38. Northwest wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 47. Northwest wind 10 to 15 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Mostly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Newtown Grant PA
 40.27°N 74.95°W (Elev. 302 ft)
Last Update:
4:07 am EST Nov 11, 2026
Forecast Valid:
9am EST Nov 11, 2026-6pm EST Nov 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation