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Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Fair
49°F
9°C
| Humidity | 59% |
| Wind Speed | N 14 G 24 mph |
| Barometer | 30.13 in (1019.8 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 44°F (7°C) |
| Last update | 17 Oct 9:53 am EDT |
Extended Forecast for
Princeton Junction NJ
Today
High: 53 °F
Decreasing
CloudsTonight
Low: 34 °F
Mostly Clear
Sunday
High: 57 °F
Sunny
Sunday Night
Low: 37 °F
Mostly Clear
Monday
High: 62 °F
Mostly Sunny
Monday Night
Low: 42 °F
Mostly Cloudy
Tuesday
High: 67 °F
Mostly Sunny
Tuesday Night
Low: 45 °F
Partly Cloudy
Wednesday
High: 64 °F
Mostly Sunny
Detailed Forecast
Today
Cloudy, then gradually becoming mostly sunny, with a high near 53. North wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 34. North wind 5 to 10 mph.
Sunday
Sunny, with a high near 57. Northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 37. Calm wind becoming north around 5 mph after midnight.
Monday
Mostly sunny, with a high near 62. Northeast wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Partly sunny, with a high near 63.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 66.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Princeton Junction NJ
40.34°N 74.62°W (Elev. 85 ft)
40.34°N 74.62°W (Elev. 85 ft)
6:02 am EDT Oct 17, 2026
10am EDT Oct 17, 2026-6pm EDT Oct 23, 2026
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