PRINCETON, NJ 08543 Weather Forecast & Current Conditions
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  08543 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

TRENTON, NJ
Current Weather
2:53 AM EDT JUL 16, 2025
Clear
75°F
Feels Like: 75°F
Dewpoint: 73°F
Rel. Hum.: 94%
Visibility: 10 miles
Wind: Calm
Pressure: 30.05 inches
Last 72 hours

Local Area Snow Depth

New Jersey Current Weather

New Jersey MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  08543 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

PRINCETON, NJ 08543
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy. A slight chance of showers and thunderstorms this evening. Lows in the lower 70s. South winds around 5 mph. Chance of rain 20 percent.
WEDNESDAY
Partly sunny. Showers and thunderstorms likely in the afternoon. Hot with highs around 90. Southwest winds 5 to 10 mph. Chance of rain 70 percent.
WEDNESDAY NIGHT
Mostly cloudy. Showers and thunderstorms likely, mainly in the evening. Locally heavy rainfall possible in the evening. Humid with lows in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 70 percent.
THURSDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A chance of thunderstorms in the afternoon. Hot with highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
THURSDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening. Humid with lows in the mid 70s. West winds 5 to 10 mph. Chance of rain 50 percent.
FRIDAY
Mostly sunny. Hot with highs in the upper 80s.
FRIDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the mid 60s.
SATURDAY
Mostly sunny. Hot with highs in the mid 80s.
SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers after midnight. Lows in the upper 60s. Chance of rain 40 percent.
SUNDAY
Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Hot with highs in the mid 80s. Chance of rain 70 percent.
SUNDAY NIGHT
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 60s. Chance of rain 70 percent.
MONDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 80s. Chance of rain 30 percent.
MONDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of rain 30 percent.

  08543 WEATHER SATELLITE LOOPS
Visible Weather Satellite
PRINCETON, NJ 08543
Infrared Weather Satellite
PRINCETON, NJ 08543
  08543 WEATHER RADAR LOOP
NEXRAD Weather Radar
PRINCETON, NJ 08543
 MOS COMPUTER WEATHER FORECAST

TRENTON, NJ 3 hourly weather forecast
weather forecast created  8:00 PM EDT  7/15/2025
Wednesday
16 JUL 2025		 PRINCETON, NJ 08543 weather forecast Day 1, 0 hours 2 AM 74° 74° Partly Cloudy 2%

 0% Thunder
( 6% severe)		 SSW   1 97% 73°
Low 72° PRINCETON, NJ 08543 weather forecast Day 1, 3 hours 5 AM 73° 73° Partly Cloudy   CALM 97% 72°
High 89° PRINCETON, NJ 08543 weather forecast Day 1, 6 hours 8 AM 76° 76° Mostly Cloudy 18%
RAIN
<.01 in		 0% Thunder
( 11% severe)		 SSW   1 94% 74°

Mostly Cloudy

Rain Likely

 PRINCETON, NJ 08543 weather forecast Day 1, 9 hours 11 AM 83° 90° Partly Cloudy SSW   3 77% 75°
PRINCETON, NJ 08543 weather forecast Day 1, 12 hours 2 PM 87° 95° Mostly Cloudy 53%
RAIN
1–2 in		 0% Thunder
( 47% severe)		 SW   6 65% 74°
PRINCETON, NJ 08543 weather forecast Day 1, 15 hours 5 PM 85° 93° Mostly Cloudy SSW   7 70% 74°
PRINCETON, NJ 08543 weather forecast Day 1, 18 hours 8 PM 80° 85° Mostly Cloudy 32%
RAIN
***		 0% Thunder
( 33% severe)		 SSW   6 82% 74°
PRINCETON, NJ 08543 weather forecast Day 1, 21 hours 11 PM 77° 78° Mostly Cloudy SSW   5 90% 74°
Thursday
17 JUL 2025		 PRINCETON, NJ 08543 weather forecast Day 2, 0 hours 2 AM 76° 76° Mostly Cloudy 26%
RAIN
.1–.25 in		 0% Thunder
( 16% severe)		 SW   6 90% 73°
Low 74° PRINCETON, NJ 08543 weather forecast Day 2, 3 hours 5 AM 75° 75° Mostly Cloudy SSW   6 94% 73°
High 90° PRINCETON, NJ 08543 weather forecast Day 2, 6 hours 8 AM 76° 76° Mostly Cloudy 27%
RAIN
.25–.5 in		 0% Thunder
( 20% severe)		 SW   8 94% 74°

Mostly Cloudy

Chance of Rain

 PRINCETON, NJ 08543 weather forecast Day 2, 9 hours 11 AM 82° 89° Mostly Cloudy SW   10 79% 75°
PRINCETON, NJ 08543 weather forecast Day 2, 12 hours 2 PM 87° 97° Partly Cloudy 33%
RAIN
.1–.25 in		 0% Thunder
( 36% severe)		 WSW   12 68% 75°
PRINCETON, NJ 08543 weather forecast Day 2, 15 hours 5 PM 88° 97° Partly Cloudy WSW   12 63% 74°
PRINCETON, NJ 08543 weather forecast Day 2, 18 hours 8 PM 84° 90° Partly Cloudy 9%

 0% Thunder
( 19% severe)		 WSW   8 70% 73°
PRINCETON, NJ 08543 weather forecast Day 2, 21 hours 11 PM 80° 84° Partly Cloudy WSW   7 79% 73°

TRENTON, NJ extended weather forecast
BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE
Low 74° Low 74° Low 65° Low 68° Low 70°
High 93° High 84° High 85° High 86° High 86°
PRINCETON, NJ 08543 weather forecast Day 3 PRINCETON, NJ 08543 weather forecast Day 4 PRINCETON, NJ 08543 weather forecast Day 5 PRINCETON, NJ 08543 weather forecast Day 6 PRINCETON, NJ 08543 weather forecast Day 7
Mostly Cloudy
71% Rain		 Partly Cloudy
19% Rain		 Partly Cloudy
14% Rain		 Mostly Cloudy
47% Rain		 Mostly Cloudy
52% Rain
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