• Sat

    Sep 3

    78°Lo 57°

    Mostly sunny and comfortable

    Excellent for biking
    • Precip
      6%
    • Hours of Precip
      0
    • Wind
      Gust
      9 mph
  • Sun

    Sep 4

    79°Lo 60°

    Partly sunny and pleasant

    Excellent for biking
    • Precip
      8%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    more
  • Mon

    Sep 5

    87°Lo 63°

    Partly sunny

    Excellent for biking
    • Precip
      16%
    • Hours of Precip
      0
    • Wind
      Gust
      18 mph
    more
  • Tue

    Sep 6

    88°Lo 63°

    Plenty of sunshine

    Excellent for biking
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      20 mph
    more
  • Wed

    Sep 7

    89°Lo 62°

    Partly sunny and humid

    Good for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      15 mph
    more
Next Previous
Hi 78° RealFeel® 81° Precipitation 6%

Day

N

E

S

W

  • NE 6 mph
  • Gusts: 9 mph

Mostly sunny and comfortable

  • Max UV Index: 6 (High)
  • Thunderstorms: 3%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 57° RealFeel® 56° Precipitation 13%

Night

N

E

S

W

  • NW 5 mph
  • Gusts: 7 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • 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 3

more Historical Weather Data >
  Today Normal Record 9/3/2015
High 78° 80° 97° (1953) 94°
Low 57° 61° 46° (1991) 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 12:57 of sunlight, then sets at 7:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:33 AM with 12:11 of moolight, then sets at 8:44 PM

Princeton Weather Report

September to start on cooler, less humid note in northeastern US

August 29, 2016; 7:18 AM ET

Brief relief from heat and humidity will arrive in the northeastern United States during the first days of September. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.