• Tonight

    Sep 19

    Lo 56°

    Increasing clouds

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
  • Sat

    Sep 20

    77°Lo 61°

    Clouds giving way to some sun

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Sep 21

    81°Lo 58°

    A late day or evening t-storm

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Sep 22

    70°Lo 48°

    Partly sunny and not as warm

    Moderate ragweed pollen levels
    • Precip
      6%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      26%
    more
  • Tue

    Sep 23

    72°Lo 52°

    Mostly sunny

    Ragweed Pollen Weather
    • Precip
      7%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      11%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Clear
Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Temp (°F) 58° 57° 55° 54° 53° 52° 53° 54°
RealFeel® 56° 54° 52° 50° 50° 49° 49° 50°
Humidity 79% 80% 81% 83% 84% 85% 85% 82%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 3 NNW 4 NNE 5 N 6 NNE 5 NNE 6 NE 6 NE 7 NE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 17% 12% 12% 4% 6% 10% 14% 20%
Dew Point 51° 51° 50° 49° 49° 48° 49° 48°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 69° 76° N/A 75°
Low 56° 57° N/A 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:47 AM with 12:18 of sunlight, then sets at 7:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:30 AM with 14:01 of moolight, then sets at 4:31 PM

Top Story

West Chester Weather Report

Philly: September Temperature Roller Coaster to Continue

September 19, 2014; 11:01 AM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Philadelphia. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps