National Weather Service

Current conditions at

Trenton, Mercer County Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Overcast

50°F

10°C

Humidity	86%
Wind Speed	Calm
Barometer	29.98 in (1014.8 mb)
Dewpoint	46°F (8°C)
Visibility	10.00 mi
Last update	12 May 8:53 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Princeton NJ

Tonight
Low: 41 °F
Partly Cloudy
then Patchy
Fog
Monday
High: 72 °F
Areas Fog
then Mostly
Sunny
Monday Night
Low: 51 °F
Partly Cloudy
Tuesday
High: 76 °F
Partly Sunny
then Chance
Showers
Tuesday Night
Low: 59 °F
Showers
Wednesday
High: 66 °F
Showers
Wednesday Night
Low: 57 °F
Showers
Likely
Thursday
High: 71 °F
Partly Sunny
Thursday Night
Low: 55 °F
Partly Cloudy

Detailed Forecast

Tonight

Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 41. South wind around 5 mph becoming calm.

Monday

Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 72. Southwest wind 5 to 10 mph.

Monday Night

Partly cloudy, with a low around 51. South wind around 5 mph.

Tuesday

A chance of showers after 2pm. Mostly cloudy, with a high near 76. South wind 5 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday Night

Showers, mainly after 8pm. Low around 59. South wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Showers. High near 66. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday Night

Showers likely, mainly before 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

Thursday

Partly sunny, with a high near 71.

Thursday Night

Partly cloudy, with a low around 55.

Friday

Mostly cloudy, with a high near 72.

Friday Night

A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.