• Today

    Jan 30

    36°Lo 11°

    Mostly cloudy

    Watch for hair frizz
    • Wind
      Gust
      33 mph
    • Precip
      45%
    • Hours of Precip
      0.5
    more
  • Sat

    Jan 31

    24°Lo 17°

    Sunny, windy and colder

    Unlikely for hair frizz
    • Wind
      Gust
      31 mph
    • Precip
      3%
    • Hours of Precip
      0
  • Sun

    Feb 1

    34°Lo 25°

    Clouds and sun; not as cold

    Watch for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      25%
    • Hours of Precip
      6
    more
  • Mon

    Feb 2

    27°Lo 2°

    Colder with snow tapering off

    Advisory for hair frizz
    • Wind
      Gust
      28 mph
    • Precip
      81%
    • Hours of Precip
      4
    more
  • Tue

    Feb 3

    20°Lo 8°

    Mostly sunny and frigid

    Watch for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      6%
    • Hours of Precip
      0
    more
Next Previous
Hi 24° RealFeel® 8° Precipitation 3%

Day

N

E

S

W

  • NNW 16 mph
  • Gusts: 31 mph

Windy and colder with plenty of sun

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 17° RealFeel® 8° Precipitation 0%

Night

N

E

S

W

  • WNW 8 mph
  • Gusts: 15 mph

Mostly 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 - Jan 31

more Historical Weather Data >
  Today Normal Record 1/31/2014
High 24° 40° 64° (1947) 42°
Low 17° 24° -1° (1920) 17°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:09 AM with 10:07 of sunlight, then sets at 5:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:38 PM with 14:36 of moolight, then sets at 5:14 AM

Princeton Weather Report

Philadelphia: New Winter Storm Looms Before Groundhog Day

January 30, 2015; 12:16 PM ET

Cold air sweeping in this weekend will help pave the way for a winter storm Sunday evening into Monday morning around Philadelphia. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Sat. Hair Frizz

Sat. Wind Maps

Sat. UV Index