Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Fair
29°F
-2°C
| Humidity | 47% |
| Wind Speed | NW 13 mph |
| Barometer | 29.92 in (1012.9 mb) |
| Dewpoint | 11°F (-12°C) |
| Visibility | 10.00 mi |
| Wind Chill | 19°F (-7°C) |
| Last update | 24 Feb 3:53 pm EST |
Extended Forecast for
Rocky Hill NJ
Tonight
Low: 17 °F
Mostly Clear
then SnowWednesday
High: 44 °F
Snow then
Mostly SunnyWednesday Night

Low: 29 °F
Partly Cloudy
Thursday
High: 41 °F
Partly Sunny
then Chance
SnowThursday Night

Low: 25 °F
Chance Snow
Friday

High: 41 °F
Partly Sunny
Friday Night

Low: 27 °F
Mostly Cloudy
Saturday

High: 50 °F
Mostly Sunny
Saturday Night

Low: 29 °F
Partly Cloudy
Detailed Forecast
Tonight
Snow, mainly after 4am. Low around 17. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Snow, mainly before 8am. High near 44. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around 29. Southwest wind around 5 mph.
Thursday
A chance of snow after 1pm. Partly sunny, with a high near 41. West wind around 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 25. West wind around 5 mph becoming north after midnight. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Friday
Partly sunny, with a high near 41.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly cloudy, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
A chance of snow. Mostly cloudy, with a high near 31. Chance of precipitation is 40%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 30%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Rocky Hill NJ
40.41°N 74.63°W (Elev. 98 ft)
40.41°N 74.63°W (Elev. 98 ft)
2:08 pm EST Feb 24, 2026
4pm EST Feb 24, 2026-6pm EST Mar 3, 2026


