• Tonight

    Sep 18

    Lo 47°

    Mainly clear and cool

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

    Sep 19

    70°Lo 53°

    Partly sunny

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

    Sep 20

    76°Lo 60°

    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

    82°Lo 56°

    A couple of p.m. t-storms

    Moderate ragweed pollen levels
    • Precip
      60%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      44%
    more
  • Mon

    Sep 22

    70°Lo 46°

    Partly sunny and not as warm

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      70%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
2pm
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  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Sunny
Mostly Sunny
Sunny
Sunny
Clear
Clear
Temp (°F) 75° 77° 74° 75° 73° 68° 63° 62°
RealFeel® 77° 77° 75° 72° 69° 64° 63° 61°
Humidity 35% 33% 37% 32% 34% 43% 54% 58%
   
  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Rain
 
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Snow
 
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Ice
 
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  2pm 3pm 4pm 5pm 6pm 7pm 8pm 9pm
Wind (mph) 5 SW 6 W 4 NW 7 NNW 7 NNW 5 NW 0 0
UV Index 4 3 3 1 0 0 0 0
Cloud Cover 57% 51% 37% 14% 7% 2% 0% 0%
Dew Point 46° 46° 46° 43° 43° 45° 46° 47°
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

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 77° 75° 91° (1965) 71°
Low 47° 54° 39° (1990) 42°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:47 AM with 12:21 of sunlight, then sets at 7:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:37 AM with 14:20 of moolight, then sets at 3:57 PM

Top Story

Reading Weather Report

Philly: Remainder of Week to Be Dry, Cool

September 18, 2014; 2:19 PM ET

Rainfall will continued to be scarce around Philadelphia this week, but cool air will be plentiful. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps