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Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Fair
53°F
12°C
| Humidity | 52% |
| Wind Speed | Calm |
| Barometer | 30.57 in (1034.8 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Last update | 24 Oct 10:53 am EDT |
Extended Forecast for
Princeton Junction NJ
Today
High: 64 °F
Sunny
Tonight
Low: 33 °F
Areas Frost
Sunday
High: 67 °F
Areas Frost
then SunnySunday Night
Low: 36 °F
Clear
Monday
High: 69 °F
Sunny
Monday Night
Low: 45 °F
Mostly Clear
Tuesday
High: 63 °F
Sunny
Tuesday Night
Low: 37 °F
Mostly Clear
Wednesday
High: 62 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 64. Calm wind.
Tonight
Areas of frost after 10pm. Otherwise, clear, with a low around 33. Calm wind.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 67. Calm wind.
Sunday Night
Clear, with a low around 36. Calm wind.
Monday
Sunny, with a high near 69. Calm wind becoming west around 5 mph.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Mostly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 71.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Princeton Junction NJ
40.32°N 74.62°W (Elev. 85 ft)
40.32°N 74.62°W (Elev. 85 ft)
4:08 am EDT Oct 24, 2026
11am EDT Oct 24, 2026-6pm EDT Oct 30, 2026
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