Princeton, NJ Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Princeton, NJ in one place.
Sunny, with a high near 71. West wind 5 to 15 mph.
Local Weather Overview
This forecast page for Princeton, NJ is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 8, 2026 11:19 AM EDT.
The active forecast window currently covers Oct 9 to Oct 14, 2026 for Princeton, NJ.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 9 to Oct 14, 2026
- Latest sync
- Oct 8, 2026 11:19 AM EDT
- Forecast office
- PHI
- Source
- NOAA / NWS
Daily Outlook
This Week in Princeton
Columbus Day looks like the warmest upcoming period in Princeton at 72 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Friday at about 5 to 15 mph W.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 8, 2026 11:19 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- PHI
- Radar station
- KDIX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 49. Northwest wind 5 to 10 mph.
Partly sunny, with a high near 71. East wind 0 to 5 mph.
Mostly cloudy, with a low around 54.
Rain showers likely after 8am. Cloudy, with a high near 69. Chance of precipitation is 60%.
Rain showers before 2am, then showers and thunderstorms likely. Cloudy, with a low around 60. Chance of precipitation is 90%.
Showers and thunderstorms likely before 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Partly cloudy, with a low around 58.
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 72.
A slight chance of rain showers before 2am. Mostly cloudy, with a low around 51.
Mostly sunny, with a high near 62.
Partly cloudy, with a low around 45.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Oct 9
|
Sunny
|
71°F |
5 to 15 mph
W
|
|
Friday Night
Oct 9
|
Partly Cloudy
|
49°F |
5 to 10 mph
NW
|
|
Saturday
Oct 10
|
Partly Sunny
|
71°F |
0 to 5 mph
E
|
|
Saturday Night
Oct 10
|
Mostly Cloudy
|
54°F |
0 mph
|
|
Sunday
Oct 11
|
Rain Showers Likely
|
69°F |
0 to 5 mph
SE
|
|
Sunday Night
Oct 11
|
Rain Showers
|
60°F |
5 mph
E
|
|
Columbus Day
Oct 12
|
Showers And Thunderstorms Likely
|
72°F |
5 mph
N
|
|
Monday Night
Oct 12
|
Partly Cloudy
|
58°F |
0 to 5 mph
NW
|
|
Tuesday
Oct 13
|
Mostly Sunny then Slight Chance Rain Showers
|
72°F |
0 to 10 mph
W
|
|
Tuesday Night
Oct 13
|
Slight Chance Rain Showers
|
51°F |
10 mph
W
|
|
Wednesday
Oct 14
|
Mostly Sunny
|
62°F |
10 mph
NW
|
|
Wednesday Night
Oct 14
|
Partly Cloudy
|
45°F |
5 to 10 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Princeton.
