• Tonight

    Sep 20

    Lo 59°

    Partly cloudy

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

    Sep 21

    83°Lo 58°

    An afternoon thunderstorm

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

    Sep 22

    70°Lo 46°

    Some sun; breezy, not as warm

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

    Sep 23

    72°Lo 49°

    Mostly sunny and nice

    Moderate ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      11%
    more
  • Wed

    Sep 24

    72°Lo 47°

    Sunny and comfortable

    Ragweed Pollen Weather
    • Precip
      8%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      5%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Cloudy
Mostly Cloudy
Partly Sunny
Cloudy
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 59° 64° 67° 70° 73° 77° 78° 77°
RealFeel® 56° 64° 66° 68° 75° 77° 78° 77°
Humidity 83% 75% 70% 65% 59% 53% 48% 50%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 5 S 4 N 7 SSE 6 N 7 S 11 S 10 S 9 SSE
UV Index 0 1 2 1 4 5 5 4
Cloud Cover 100% 75% 49% 100% 49% 43% 37% 37%
Dew Point 54° 56° 57° 58° 58° 59° 57° 57°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 78° 74° N/A 80°
Low 59° 53° N/A 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:49 AM with 12:16 of sunlight, then sets at 7:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:26 AM with 13:41 of moolight, then sets at 5:07 PM

Top Story

Reading Weather Report

Philly: September Temperature Roller Coaster to Continue

September 20, 2014; 2:01 AM ET

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

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps