Hazardous Weather Conditions
Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Fog/Mist
49°F
9°C
| Humidity | 97% |
| Wind Speed | E 7 mph |
| Barometer | 29.90 in (1012.0 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 3.00 mi |
| Wind Chill | 46°F (8°C) |
| Last update | 18 Apr 11:53 pm EDT |
Extended Forecast for
3 Miles SE Sergeantsville NJ
Freeze Watch April 21, 12:00am until April 21, 09:00am
Overnight

Low: 48 °F
Chance
Showers and
Patchy FogSunday

High: 54 °F
Showers
Sunday Night

Low: 37 °F
Mostly Clear
Monday

High: 51 °F
Slight Chance
ShowersMonday Night

Low: 28 °F
Mostly Clear
then Patchy
FrostTuesday

High: 54 °F
Areas Frost
then SunnyTuesday Night

Low: 39 °F
Partly Cloudy
Wednesday

High: 66 °F
Partly Sunny
Wednesday Night

Low: 41 °F
Mostly Clear
Detailed Forecast
Overnight
A chance of showers, mainly after 5am. Patchy fog. Otherwise, cloudy, with a low around 48. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly before 2pm. High near 54. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Mostly clear, with a low around 37. West wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers before 2pm. Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Monday Night
Patchy frost after midnight. Otherwise, mostly clear, with a low around 28. North wind around 5 mph.
Tuesday
Areas of frost before 10am. Otherwise, sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 49.
Saturday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
3 Miles SE Sergeantsville NJ
40.42°N 74.92°W (Elev. 200 ft)
40.42°N 74.92°W (Elev. 200 ft)
4:11 pm EDT Apr 18, 2026
12am EDT Apr 19, 2026-6pm EDT Apr 25, 2026



