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Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Fair
41°F
5°C
| Humidity | 60% |
| Wind Speed | N 9 mph |
| Barometer | 30.43 in (1030.1 mb) |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 35°F (2°C) |
| Last update | 18 Oct 12:53 am EDT |
Extended Forecast for
Princeton Junction NJ
Overnight
Low: 33 °F
Mostly Clear
Sunday
High: 58 °F
Sunny
Sunday Night
Low: 37 °F
Clear
Monday
High: 63 °F
Sunny
Monday Night
Low: 43 °F
Mostly Cloudy
Tuesday
High: 67 °F
Mostly Sunny
Tuesday Night
Low: 44 °F
Mostly Clear
Wednesday
High: 62 °F
Sunny
Wednesday Night
Low: 42 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly clear, with a low around 33. North wind around 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 58. North wind 5 to 10 mph.
Sunday Night
Clear, with a low around 37. Calm wind.
Monday
Sunny, with a high near 63. Northeast wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 43. Calm wind becoming north around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 62.
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)
4:09 pm EDT Oct 17, 2026
1am EDT Oct 18, 2026-6pm EDT Oct 24, 2026
Additional Resources
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