• Today

    May 30

    86°Lo 66°

    Clouds and sun

    Fair for stargazing
    • Cloud
      Cover
      62%
    • Precip
      40%
    • Hours of Precip
      0.5
    more
  • Sun

    May 31

    84°Lo 65°

    Mostly cloudy with a t-storm

    Poor for stargazing
    • Cloud
      Cover
      95%
    • Precip
      65%
    • Hours of Precip
      5.5
  • Mon

    Jun 1

    80°Lo 61°

    A shower and t-storm around

    Poor for stargazing
    • Cloud
      Cover
      99%
    • Precip
      63%
    • Hours of Precip
      6
    more
  • Tue

    Jun 2

    75°Lo 51°

    A little a.m. rain; clearing

    Good for stargazing
    • Cloud
      Cover
      11%
    • Precip
      7%
    • Hours of Precip
      1
    more
  • Wed

    Jun 3

    78°Lo 53°

    Nice with plenty of sun

    Fair for stargazing
    • Cloud
      Cover
      0%
    • Precip
      7%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Partly Cloudy
Partly Cloudy
Cloudy
Cloudy
T-storms
Cloudy
Cloudy
Cloudy
Temp (°F) 70° 70° 69° 68° 66° 68° 68° 69°
RealFeel® 67° 68° 68° 66° 61° 66° 66° 67°
Humidity 79% 81% 83% 84% 89% 86% 85% 84%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
5%
 
8%
 
43%
 
47%
 
51%
 
14%
 
10%
 
14%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 10 SSW 10 SSW 9 SSW 9 SSW 9 SSW 9 SSW 9 SSW 9 SSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 33% 45% 95% 98% 95% 95% 95% 95%
Dew Point 63° 64° 64° 63° 63° 63° 63° 64°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - May 31

more Historical Weather Data >
  Today Normal Record 5/31/2014
High 84° 76° 99° (1986) 75°
Low 65° 55° 39° (1997) 53°

Solunar Information for Princeton, NJ

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:31 AM with 14:51 of sunlight, then sets at 8:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:23 PM with 10:36 of moolight, then sets at 4:59 AM

Tue, Jun 2
Full
Tue, Jun 9
Last
Tue, Jun 16
New
Wed, Jun 24
First

Princeton Weather Report

Weekend to End Wet, Much Cooler in Philly

May 30, 2015; 3:17 AM ET

Following only limited rainfall during much of May, the weekend will end wet around Philadelphia with a significant cooldown. 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.

Sun. Stargazing