Weather in Princeton, NJ
Updated 2026-08-11 12:15 local time · ZIP codes 08540, 08542
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
81°4% rain
88°5% rain89°4% rain93°3% rain89°3% rain89°3% rain91°2% rain85°3% rain
81°12% rain
78°7% rain76°9% rain75°12% 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 84°F with winds near 5 mph.
81°F, 4% rain chance and 5 mph wind.
Visibility is around 10 mi; gusts may reach 13 mph.
Current temperature is 81°F, wind 5 mph, rain chance up to 12%.
UV index is 6. Sunscreen, shade and protective clothing are recommended.
Princeton weather today
Sunny and 81°F in Princeton, 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 70%, pressure is 29.85 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Princeton
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%.