• Early AM

    Apr 21

    Lo 33°

    Clear

    Dust & Dander Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Today

    Apr 21

    68°Lo 45°

    Mostly sunny and pleasant

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

    Apr 22

    72°Lo 42°

    An afternoon thunderstorm

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

    Apr 23

    59°Lo 37°

    Partly sunny; breezy, cooler

    Moderate indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      26%
    more
  • Thu

    Apr 24

    65°Lo 46°

    Plenty of sunshine

    Moderate indoor dust & dander levels
    • Precip
      3%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      8%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
4pm
5pm 6pm 7pm 8pm 9pm 10pm 11pm
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Clear
Clear
Clear
Clear
Temp (°F) 68° 67° 66° 64° 61° 58° 56° 54°
RealFeel® 70° 67° 64° 62° 59° 56° 55° 53°
Humidity 26% 26% 29% 33% 39% 45% 49% 52%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4pm 5pm 6pm 7pm 8pm 9pm 10pm 11pm
Wind (mph) 5 SSW 6 SSW 5 SSW 5 SSW 4 S 3 S 2 S 2 SW
UV Index 4 2 1 0 0 0 0 0
Cloud Cover 26% 26% 26% 26% 10% 9% 8% 9%
Dew Point 31° 31° 33° 35° 36° 36° 37° 37°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2013
High 68° 65° 90° (1985) 55°
Low 45° 42° 29° (1981) 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:17 AM with 13:32 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:18 AM with 10:23 of moolight, then sets at 11:41 AM

Top Story

Mohnton Weather Report

Philly: Temperatures to Stay on a Roller Coaster Ride

April 20, 2014; 8:51 PM 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