• Today

    Aug 31

    87°Lo 70°

    A heavy afternoon t-storm

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

    Sep 1

    85°Lo 68°

    Thundershower

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Tue

    Sep 2

    91°Lo 68°

    A t-storm in the afternoon

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Wed

    Sep 3

    87°Lo 60°

    Sunny; less humid in the p.m.

    Low ragweed pollen levels
    • Precip
      8%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      10%
    more
  • Thu

    Sep 4

    86°Lo 62°

    Mostly sunny and warm

    Ragweed Pollen Weather
    • Precip
      7%
    • Wind
      Speed
      3 mph
    • Cloud
      Cover
      11%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
5pm
6pm 7pm 8pm 9pm 10pm 11pm Tue
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
T-storms
Partly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
T-storms
Mostly Clear
Mostly Clear
Temp (°F) 81° 81° 80° 78° 76° 76° 74° 73°
RealFeel® 86° 86° 85° 82° 80° 78° 78° 76°
Humidity 80% 78% 78% 81% 85% 88% 89% 90%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
51%
 
47%
 
43%
 
43%
 
47%
 
51%
 
38%
 
32%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 5 WSW 5 W 4 W 3 W 3 W 3 W 2 W 2 WSW
UV Index 2 1 0 0 0 0 0 0
Cloud Cover 46% 46% 70% 45% 37% 45% 26% 26%
Dew Point 74° 73° 73° 72° 72° 72° 71° 70°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2013
High 85° 81° 97° (2010) 87°
Low 68° 62° 50° (1986) 71°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 13:05 of sunlight, then sets at 7:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:10 PM with 10:18 of moolight, then sets at 11:28 PM

Top Story

Princeton Weather Report

Philly: Summer Warmth Returns Sunday, Labor Day

August 31, 2014; 4:05 AM ET

Labor Day weekend traditionally marks the unofficial end to summer, but the weather has another idea in mind with summer warmth surging in around Philadelphia. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps