• Thu

    Sep 3

    91°Lo 67°

    Clouds and sun with a t-storm

    Good for stargazing
    • Cloud
      Cover
      30%
    • Precip
      41%
    • Hours of Precip
      3
    more
  • Fri

    Sep 4

    84°Lo 64°

    Partly sunny and humid

    Poor for stargazing
    • Cloud
      Cover
      26%
    • Precip
      60%
    • Hours of Precip
      2
    more
  • Sat

    Sep 5

    86°Lo 67°

    A thunderstorm possible

    Good for stargazing
    • Cloud
      Cover
      38%
    • Precip
      51%
    • Hours of Precip
      1.5
    more
  • Sun

    Sep 6

    82°Lo 66°

    Some sun, then clouds

    Fair for stargazing
    • Cloud
      Cover
      26%
    • Precip
      60%
    • Hours of Precip
      2
    more
  • Mon

    Sep 7

    86°Lo 70°

    Turning cloudy

    Poor for stargazing
    • Cloud
      Cover
      88%
    • Precip
      25%
    • Hours of Precip
      0
Next Previous
Hi 86° RealFeel® 90° Precipitation 25%

Day

N

E

S

W

  • WSW 2 mph
  • Gusts: 10 mph

Turning cloudy

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 70° RealFeel® 69° Precipitation 25%

Night

N

E

S

W

  • SSE 2 mph
  • Gusts: 8 mph

Cloudy

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 7

more Historical Weather Data >
  Today Normal Record 9/7/2014
High 86° 79° 94° (1912) 80°
Low 70° 60° 41° (1984) 63°

Solunar Information for Princeton, NJ

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:31 AM with 12:50 of sunlight, then sets at 7:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:18 AM with 14:35 of moolight, then sets at 3:53 PM

Sat, Aug 29
Full
Sat, Sep 5
Last
Sun, Sep 13
New
Mon, Sep 21
First

Princeton Weather Report

Philadelphia: Heat, Humidity to Come Back Into Next Week

August 29, 2015; 4:23 AM ET

Heat and humidity will return to Philadelphia this weekend and hang on into next 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.