Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Fair
32°F
0°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 30.11 in (1019.4 mb) |
| Dewpoint | 32°F (0°C) |
| Visibility | 8.00 mi |
| Last update | 28 Feb 9:53 am EST |
Extended Forecast for
Monmouth Junction NJ
Today
High: 51 °F
Mostly Sunny
Tonight
Low: 31 °F
Patchy Fog
Sunday
High: 38 °F
Chance
Rain/SnowSunday Night
Low: 15 °F
Mostly Clear
Monday
High: 31 °F
Mostly Sunny
Monday Night
Low: 15 °F
Mostly Clear
Tuesday
High: 41 °F
Chance
Rain/Snow
then
Rain/Snow
LikelyTuesday Night
Low: 36 °F
Rain
Wednesday
High: 52 °F
Chance Rain
Detailed Forecast
Today
Mostly sunny, with a high near 51. Calm wind becoming southwest around 5 mph.
Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 31. Calm wind becoming northeast around 5 mph.
Sunday
A chance of rain and snow, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 38. Northeast wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly clear, with a low around 15. North wind around 5 mph.
Monday
Mostly sunny, with a high near 31. North wind around 5 mph becoming calm in the afternoon.
Monday Night
Mostly clear, with a low around 15.
Tuesday
A chance of rain and snow before 1pm, then rain likely. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.
Tuesday Night
Rain. Low around 36. Chance of precipitation is 90%.
Wednesday
A chance of rain before 1pm. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Thursday
A chance of rain. Cloudy, with a high near 55. Chance of precipitation is 40%.
Thursday Night
A chance of rain. Cloudy, with a low around 44. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 61. Chance of precipitation is 30%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Monmouth Junction NJ
40.38°N 74.55°W (Elev. 98 ft)
40.38°N 74.55°W (Elev. 98 ft)
4:09 am EST Feb 28, 2026
9am EST Feb 28, 2026-6pm EST Mar 6, 2026
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