• Early AM

    Apr 21

    Lo 54°

    The chance for a couple of showers and thunderstorms

    Stargazing Weather
    • Cloud
      Cover
      93%
    • Precip
      49%
    • Hours of Precip
      1
    more
  • Today

    Apr 21

    65°Lo 44°

    Partly sunny, breezy and nice

    Excellent for stargazing
    • Cloud
      Cover
      6%
    • Precip
      13%
    • Hours of Precip
      0
  • Wed

    Apr 22

    62°Lo 37°

    Showers late in the afternoon

    Good for stargazing
    • Cloud
      Cover
      31%
    • Precip
      25%
    • Hours of Precip
      1.5
    more
  • Thu

    Apr 23

    55°Lo 35°

    Cooler with clouds and sun

    Good for stargazing
    • Cloud
      Cover
      27%
    • Precip
      6%
    • Hours of Precip
      0
    more
  • Fri

    Apr 24

    54°Lo 33°

    Breezy with periods of sun

    Poor for stargazing
    • Cloud
      Cover
      79%
    • Precip
      60%
    • Hours of Precip
      2
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
T-storms
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 59° 58° 57° 56° 54° 55° 56° 58°
RealFeel® 53° 57° 54° 53° 51° 52° 53° 55°
Humidity 84% 83% 85% 87% 87% 80% 74% 68%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
51%
 
38%
 
32%
 
32%
 
32%
 
32%
 
21%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 6 ESE 6 SE 7 S 7 WSW 7 W 8 W 9 W 9 W
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 94% 93% 92% 90% 90% 90% 87% 76%
Dew Point 54° 53° 52° 52° 51° 49° 48° 47°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 65° 63° 87° (1985) 69°
Low 44° 43° 30° (1925) 33°

Solunar Information for Princeton, NJ

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:13 AM with 13:30 of sunlight, then sets at 7:43 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:40 AM with 14:22 of moolight, then sets at 10:02 PM

Sat, Apr 25
First
Mon, May 4
Full
Mon, May 11
Last
Mon, May 18
New

Princeton Weather Report

Philly: Cooler Air to Sweep Away Warmth This Week

April 20, 2015; 10:47 PM ET

Cooler air will push into the Philadelphia area during the middle and latter part of the 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.

Tue. Stargazing