Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Fair
37°F
3°C
| Humidity | 76% |
| Wind Speed | N 8 mph |
| Barometer | 30.03 in (1016.3 mb) |
| Dewpoint | 30°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 31°F (-1°C) |
| Last update | 1 Mar 4:53 am EST |
Extended Forecast for
Trenton, Mercer County Airport NJ
Today
High: 39 °F
Chance
Rain/Snow
then Partly
SunnyTonight

Low: 17 °F
Clear
Monday

High: 33 °F
Mostly Sunny
Monday Night
Low: 22 °F
Mostly Clear
then Slight
Chance Wintry
MixTuesday

High: 41 °F
Wintry Mix
Tuesday Night

Low: 38 °F
Rain
Wednesday

High: 52 °F
Chance Rain
Wednesday Night

Low: 40 °F
Chance Rain
Thursday

High: 60 °F
Chance Rain
Detailed Forecast
Today
A chance of rain and snow showers before 10am, then a slight chance of snow showers between 10am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 39. North wind 5 to 10 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Clear, with a low around 17. North wind around 5 mph.
Monday
Mostly sunny, with a high near 33. North wind around 5 mph becoming southeast in the afternoon.
Monday Night
A slight chance of snow after 1am, mixing with freezing rain after 4am. Increasing clouds, with a low around 22. Southeast wind around 5 mph becoming calm. Chance of precipitation is 20%.
Tuesday
Snow and freezing rain likely before 10am, then rain likely, possibly mixed with snow between 10am and 1pm, then rain after 1pm. High near 41. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.
Tuesday Night
Rain. Low around 38. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A chance of rain before 1pm. Cloudy, with a high near 52. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Cloudy, with a low around 40. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 60. Chance of precipitation is 40%.
Thursday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 40%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 64.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Trenton, Mercer County Airport NJ
40.27°N 74.8°W (Elev. 157 ft)
40.27°N 74.8°W (Elev. 157 ft)
4:09 am EST Mar 1, 2026
5am EST Mar 1, 2026-6pm EST Mar 7, 2026


