Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Light Rain

68°F

20°C

Humidity 73%
Wind Speed SW 8 mph
Barometer 29.66 in (1003.7 mb)
Dewpoint 59°F (15°C)
Visibility 9.00 mi
Last update 11 Mar 10:53 pm EDT
Extended Forecast for

Trenton NJ

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers.  Mostly cloudy, with a low around 46. Southwest wind around 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers
    Likely

  • Thursday

    Thursday: Rain, mainly before 2pm.  Temperature falling to around 41 by 4pm. Northwest wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 30. West wind around 5 mph.

    Low: 30 °F

    Gradual
    Clearing

  • Friday

    Friday: Partly sunny, with a high near 50. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 50 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. South wind around 15 mph.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 54.

    High: 54 °F

    Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am.  Low around 46. Chance of precipitation is 90%.

    Low: 46 °F

    Chance Rain
    then Rain

Detailed Forecast

Tonight
Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 46. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain, mainly before 2pm. Temperature falling to around 41 by 4pm. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 30. West wind around 5 mph.
Friday
Partly sunny, with a high near 50. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 39. South wind around 15 mph.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Cloudy, with a high near 54.
Sunday Night
Rain, mainly after 2am. Low around 46. Chance of precipitation is 90%.
Monday
Rain. High near 64. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Tuesday
A chance of snow. Mostly sunny, with a high near 39. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
Trenton NJ
 40.23°N 74.78°W (Elev. 33 ft)
10:05 pm EDT Mar 11, 2026
11pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
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