• Today

    Apr 20

    61°Lo 35°

    Partly sunny

    High indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Mon

    Apr 21

    67°Lo 43°

    Mostly sunny

    Low indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Tue

    Apr 22

    70°Lo 47°

    An afternoon shower or two

    Low indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Wed

    Apr 23

    59°Lo 36°

    Partly sunny; breezy, cooler

    Moderate indoor dust & dander levels
    • Precip
      8%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      29%
  • Thu

    Apr 24

    64°Lo 47°

    Sunny and breezy

    Moderate indoor dust & dander levels
    • Precip
      4%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      5%
    more
Next Previous
Hi 59° RealFeel® 56° Precipitation 8%

Day

N

E

S

W

  • NW 14 mph
  • Gusts: 20 mph

Partly sunny, breezy and cooler

  • Max UV Index: 7 (High)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 36° RealFeel® 25° Precipitation 0%

Night

N

E

S

W

  • NW 9 mph
  • Gusts: 16 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 6%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Apr 23

more Historical Weather Data >
  Today Normal Record 4/23/2013
High 59° 64° 89° (1960) 49°
Low 36° 43° 30° (1988) 41°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:09 AM with 13:37 of sunlight, then sets at 7:46 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:40 AM with 11:10 of moolight, then sets at 1:50 PM

Top Story

Princeton Weather Report

Philly: Another Surge of Mild Air Follows Easter

April 20, 2014; 3:25 AM ET

Following a seasonable Easter Sunday, milder air is headed back to Philadelphia on Monday. more >

Is it a Cold or the Flu?

Apr 19, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Wed. Dust & Dander

Wed. Wind Maps