• Today

    Apr 21

    70°Lo 49°

    Mostly sunny and warmer

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

    Apr 22

    73°Lo 48°

    A couple of p.m. t-storms

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

    Apr 23

    61°Lo 41°

    Partly sunny; windy, cooler

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

    Apr 24

    64°Lo 48°

    Plenty of sunshine

    High indoor dust & dander levels
    • Precip
      2%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      7%
    more
  • Fri

    Apr 25

    75°Lo 54°

    Warmer; an afternoon shower

    Low indoor dust & dander levels
    • Precip
      49%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Hi 70° RealFeel® 74° Precipitation 1%

Day

N

E

S

W

  • SSE 5 mph
  • Gusts: 9 mph

Mostly sunny and warmer

  • Max UV Index: 7 (High)
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 49° RealFeel® 47° Precipitation 9%

Night

N

E

S

W

  • SSW 4 mph
  • Gusts: 7 mph

Clear to partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Philadelphia Pollen Levels - April 21

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2013
High 70° 66° 89° (1976) 55°
Low 49° 46° 27° (1875) 37°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:14 AM with 13:31 of sunlight, then sets at 7:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:13 AM with 10:25 of moolight, then sets at 11:38 AM

Top Story

Philadelphia Weather Report

Philly: Temperatures to Stay on a Roller Coaster Ride

April 21, 2014; 4:51 AM ET

Temperatures will remain on the spring roller coaster ride this week in Philadelphia. 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?

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps