Weather in Princeton Junction, NJ
Updated 2026-08-11 11:15 local time · ZIP codes 08550
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
88°6% rain90°4% rain
88°5% rain89°4% rain93°3% rain89°3% rain89°3% rain91°2% rain85°3% rain
81°12% rain
78°7% rain76°9% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 12%).
It feels like 100°F with winds near 5 mph.
85°F, 3% rain chance and 7 mph wind.
Visibility is around 6 mi; gusts may reach 13 mph.
Current temperature is 88°F, wind 5 mph, rain chance up to 12%.
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
Princeton Junction weather today
Sunny and 88°F in Princeton Junction, NJ. Today's high is 93°F with a 7% rain chance. Winds are around 5 mph with gusts near 6 mph. Relative humidity is 71%, pressure is 29.89 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Princeton Junction
Sunrise is at 06:05 AM and sunset is at 08:01 PM. Tomorrow's forecast calls for Sunny with a high near 85°F and a low near 69°F. The maximum rain chance is 69%.