Princeton, NJ Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Princeton, NJ in one place.
Mostly cloudy, with a high near 79.
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: May 24, 2026 5:02 AM EDT.
The active forecast window currently covers May 26 to May 30, 2026 for Princeton, NJ.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 26 to May 30, 2026
- Latest sync
- May 24, 2026 5:02 AM EDT
- Forecast office
- PHI
- Source
- NOAA / NWS
Daily Outlook
This Week in Princeton
Wednesday looks like the warmest upcoming period in Princeton at 84 degrees F.
Friday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Wednesday at about 0 to 5 mph W.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- May 24, 2026 5:02 AM EDT
- Coverage
- 5 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
Mostly cloudy, with a low around 60.
Partly sunny, with a high near 84.
Mostly cloudy, with a low around 61.
A slight chance of rain showers after 2pm. Partly sunny, with a high near 82.
A slight chance of rain showers before 2am. Partly cloudy, with a low around 55.
Mostly sunny, with a high near 76.
A slight chance of rain showers between 8pm and 2am. Partly cloudy, with a low around 53.
Mostly sunny, with a high near 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
May 26
|
Mostly Cloudy
|
79°F |
0 mph
|
|
Tuesday Night
May 26
|
Mostly Cloudy
|
60°F |
0 mph
|
|
Wednesday
May 27
|
Partly Sunny
|
84°F |
0 to 5 mph
W
|
|
Wednesday Night
May 27
|
Mostly Cloudy
|
61°F |
0 to 5 mph
W
|
|
Thursday
May 28
|
Partly Sunny then Slight Chance Rain Showers
|
82°F |
0 to 5 mph
NW
|
|
Thursday Night
May 28
|
Slight Chance Rain Showers
|
55°F |
5 mph
N
|
|
Friday
May 29
|
Mostly Sunny
|
76°F |
5 mph
N
|
|
Friday Night
May 29
|
Slight Chance Rain Showers
|
53°F |
0 to 5 mph
N
|
|
Saturday
May 30
|
Mostly Sunny
|
73°F |
0 to 5 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Princeton.
