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.

A Few Clouds

29°F

-2°C

Humidity 47%
Wind Speed W 13 G 20 mph
Barometer 29.87 in (1011.0 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 31 Dec 10:53 am EST
Extended Forecast for

Fairless Hills PA

  • Today

    Today: Partly sunny, with a high near 34. West wind around 10 mph, with gusts as high as 20 mph.

    High: 34 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of snow showers before 3am, then a chance of snow showers after 4am. Increasing clouds, with a low around 25. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow
    Showers

  • New Year's Day

    New Year's Day: Sunny, with a high near 31. Northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 31 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 18. West wind 5 to 10 mph.

    Low: 18 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. West wind 5 to 10 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 34. West wind around 10 mph, with gusts as high as 20 mph.
Tonight
A chance of snow showers before 3am, then a chance of snow showers after 4am. Increasing clouds, with a low around 25. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
New Year's Day
Sunny, with a high near 31. Northwest wind around 15 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 18. West wind 5 to 10 mph.
Friday
Partly sunny, with a high near 34. West wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 22.
Saturday
Partly sunny, with a high near 35.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Partly sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Partly sunny, with a high near 41.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fairless Hills PA
 40.17°N 74.85°W (Elev. 98 ft)
Last Update:
6:43 am EST Dec 31, 2025
Forecast Valid:
11am EST Dec 31, 2025-6pm EST Jan 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation