• Today

    Apr 17

    53°Lo 33°

    Cool with sunshine

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

    Apr 18

    54°Lo 39°

    Variable cloudiness

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

    Apr 19

    66°Lo 38°

    Mostly sunny and warmer

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

    Apr 20

    63°Lo 39°

    Periods of sun

    Moderate indoor dust & dander levels
    • Precip
      4%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      46%
    more
  • Mon

    Apr 21

    66°Lo 44°

    Partial sunshine

    Moderate indoor dust & dander levels
    • Precip
      11%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      45%
Next Previous
Mainly clear 50° Lo 44° RealFeel® 47° / 41°

N

E

S

W

  • Precipitation: 17%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 81%
  • Cloud Cover: 22%
  • Dew Point: 41° F
  • Visibility: 10 mi
5 mph

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2013
High 66° 63° 87° (1985) 55°
Low 45° 43° 30° (1925) 34°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:12 AM with 13:32 of sunlight, then sets at 7:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:12 AM with 10:23 of moolight, then sets at 11:35 AM

Top Story

Princeton Weather Report

Philly: Milder Weather to Come Easter Weekend

April 17, 2014; 12:02 PM ET

The return of milder air to Philadelphia will coincide with this coming Easter weekend. more >

Is it a Cold or the Flu?

Apr 7, 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?

Mon. Dust & Dander

Mon. Wind Maps