
Severe Thunderstorms and Heat Impact July 4th Weekend
A threat for severe thunderstorms will impact the July 4th weekend, bringing the potential for damaging wind gusts and localized flash flooding through Sunday. Hazardous heat continues into Sunday as well. Read More >
Hazardous Weather Conditions
Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Partly Cloudy
71°F
22°C
| Humidity | 96% |
| Wind Speed | E 7 mph |
| Barometer | 29.97 in (1013.9 mb) |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Last update | 6 Jul 3:53 am EDT |
Extended Forecast for
Cranbury NJ
Flood Watch July 6, 04:47am until July 6, 08:00pm
NOW until 8:00pm Mon

Flood Watch
Overnight

Low: 68 °F
Heavy Rain
Monday

High: 77 °F
Showers
Monday Night

Low: 63 °F
Showers
LikelyTuesday

High: 76 °F
Chance
ShowersTuesday Night

Low: 61 °F
Slight Chance
ShowersWednesday

High: 80 °F
Mostly Sunny
Wednesday Night

Low: 63 °F
Partly Cloudy
Thursday

High: 87 °F
Mostly Sunny
Detailed Forecast
Overnight
Showers likely and possibly a thunderstorm before 5am, then a chance of showers and thunderstorms after 5am. Some of the storms could produce heavy rainfall. Cloudy, with a low around 68. Northeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm. High near 77. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 9pm, then a chance of showers and thunderstorms after 9pm. Cloudy, with a low around 63. Northeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 76. Northeast wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 61. Northeast wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Mostly sunny, with a high near 87.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Saturday Night
A chance of thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 87.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Cranbury NJ
40.31°N 74.53°W (Elev. 92 ft)
40.31°N 74.53°W (Elev. 92 ft)
4:08 am EDT Jul 6, 2026
4am EDT Jul 6, 2026-6pm EDT Jul 12, 2026



