7-Day Forecast 40.35°N 74.67°W (Text-Only)
NWS Forecast for: Princeton NJ
Issued by: National Weather Service Philadelphia, PA
Last Update: 1:37 am EDT Mar 17, 2026


Overnight: A chance of showers before 3am. Mostly cloudy, with a low around 32. Breezy, with a west wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday: Partly sunny, with a high near 40. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 24. West wind around 10 mph.

Wednesday: Mostly sunny, with a high near 40. West wind around 5 mph becoming southwest in the afternoon.

Wednesday Night: Partly cloudy, with a low around 27. South wind around 5 mph becoming calm.

Thursday: Partly sunny, with a high near 49.

Thursday Night: Mostly cloudy, with a low around 33.

Friday: Partly sunny, with a high near 57.

Friday Night: A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.

Saturday: A chance of rain. Partly sunny, with a high near 55. Chance of precipitation is 30%.

Saturday Night: A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.

Sunday: Mostly cloudy, with a high near 54.

Sunday Night: Mostly cloudy, with a low around 32.

Monday: Mostly sunny, with a high near 50.



Princeton NJ
 40.35°N 74.67°W (Elev. 190 ft)

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