• Today

    Mar 31

    47°Lo 29°

    Afternoon rain

    Fair for stargazing
    • Cloud
      Cover
      62%
    • Precip
      66%
    • Hours of Precip
      6
    more
  • Wed

    Apr 1

    48°Lo 29°

    Partly sunny and breezy

    Good for stargazing
    • Cloud
      Cover
      6%
    • Precip
      6%
    • Hours of Precip
      0
  • Thu

    Apr 2

    63°Lo 54°

    Mostly sunny and warmer

    Poor for stargazing
    • Cloud
      Cover
      85%
    • Precip
      66%
    • Hours of Precip
      2
    more
  • Fri

    Apr 3

    66°Lo 48°

    Cloudy with times of rain

    Poor for stargazing
    • Cloud
      Cover
      98%
    • Precip
      75%
    • Hours of Precip
      9.5
    more
  • Sat

    Apr 4

    50°Lo 32°

    Chance of a little a.m. rain

    Fair for stargazing
    • Cloud
      Cover
      25%
    • Precip
      5%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 31° 29° 30° 30° 31° 34° 37° 40°
RealFeel® 23° 21° 22° 23° 25° 27° 30° 33°
Humidity 81% 81% 75% 69% 65% 56% 48% 44%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 9 NNW 9 NNW 8 NNW 8 NNW 8 NNW 12 NNW 14 NNW 16 NNW
UV Index 0 0 0 0 1 2 3 4
Cloud Cover 26% 26% 27% 37% 26% 26% 26% 26%
Dew Point 26° 24° 23° 21° 20° 20° 19° 19°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Apr 1

more Historical Weather Data >
  Today Normal Record 4/1/2014
High 48° 56° 81° (1978) 58°
Low 29° 36° 11° (1923) 34°

Solunar Information for Princeton, NJ

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:43 AM with 12:40 of sunlight, then sets at 7:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:59 PM with 12:44 of moolight, then sets at 5:43 AM

Sat, Apr 4
Full
Sun, Apr 12
Last
Sat, Apr 18
New
Sat, Apr 25
First

Princeton Weather Report

Philly: Spring Warmth to Struggle to Hang on This Week

March 31, 2015; 6:09 AM ET

The battle between spring warmth and stubborn chill will continue around the Philadelphia area this week. more >

Curiosity Tastes Mars

Dec 14, 2012; 5:00 AM ET The Mars Science Laboratory Rover 'Curiosity' continues its sampling and analyzing of the Martian surface.

Wed. Stargazing