Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

64°F

18°C

Humidity 52%
Wind Speed W 9 mph
Barometer 29.93 in (1012.9 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 15 May 3:53 pm EDT
Extended Forecast for

Cranbury NJ

  • Tonight

    Tonight: Mostly clear, with a low around 49. Northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 62. South wind around 5 mph.

    Low: 62 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 86. West wind around 5 mph.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 49. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 82. Light southwest wind increasing to 5 to 10 mph in the morning.
Saturday Night
Increasing clouds, with a low around 62. South wind around 5 mph.
Sunday
Mostly sunny, with a high near 86. West wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 62. Calm wind.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
A chance of showers after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Cranbury NJ
 40.31°N 74.53°W (Elev. 92 ft)
4:08 pm EDT May 15, 2026
4pm EDT May 15, 2026-6pm EDT May 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database