• Today

    Apr 21

    70°Lo 45°

    Mostly sunny and warmer

    Beneficial weather for asthma
    • Hi
      RealFeel
      75°
    • UV
      7 - High
    • Air Qual.
      Good
  • Tue

    Apr 22

    69°Lo 44°

    An afternoon thunderstorm

    At Risk weather for asthma
    • Hi
      RealFeel
      70°
    • UV
      6 - High
    • Air Qual.
      Moderate
    more
  • Wed

    Apr 23

    60°Lo 36°

    Partly sunny; windy, cooler

    Beneficial weather for asthma
    • Hi
      RealFeel
      56°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Thu

    Apr 24

    64°Lo 44°

    Sunny and breezy

    Beneficial weather for asthma
    • Hi
      RealFeel
      66°
    • UV
      7 - High
    • Cloud
      Cover
      8%
    more
  • Fri

    Apr 25

    72°Lo 50°

    An afternoon shower

    Beneficial weather for asthma
    • Hi
      RealFeel
      74°
    • UV
      5 - Moderate
    • Cloud
      Cover
      71%
    more
Next Previous
Warmer 64° Lo 42° RealFeel® 75° / 43°

N

E

S

W

  • Precipitation: 1%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 44%
  • Cloud Cover: 13%
  • Dew Point: 31° F
  • Visibility: 10 mi
3 mph

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2013
High 70° 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: 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. Air Quality

Mon. Asthma Risk

Mon. UV Index