• Early AM

    Sep 17

    Lo 51°

    Mostly cloudy

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

    Sep 17

    74°Lo 48°

    Sunshine and nice

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

    Sep 18

    74°Lo 47°

    Mostly sunny and nice

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

    Sep 19

    70°Lo 51°

    Mostly sunny and nice

    Moderate ragweed pollen levels
    • Precip
      6%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      16%
    more
  • Sat

    Sep 20

    75°Lo 60°

    Clouds and sun

    Moderate ragweed pollen levels
    • Precip
      11%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      50%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Cloudy
Partly Sunny
Mostly Sunny
Temp (°F) 57° 62° 66° 68° 71° 72° 74° 73°
RealFeel® 60° 66° 70° 74° 76° 76° 77° 73°
Humidity 80% 69% 62% 58% 52% 48% 43% 46%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 2 NNW 3 NNW 3 NNW 4 NNW 4 NW 5 NW 5 NW 5 NW
UV Index 1 3 4 5 5 4 4 3
Cloud Cover 5% 3% 10% 26% 45% 53% 43% 23%
Dew Point 51° 51° 52° 53° 52° 51° 51° 51°
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 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 74° 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 16, 2014; 2:01 PM ET

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

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps