• Today

    Apr 17

    53°Lo 33°

    Cool with sunshine

    Very High indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Fri

    Apr 18

    54°Lo 39°

    Variable cloudiness

    High indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sat

    Apr 19

    66°Lo 38°

    Mostly sunny and warmer

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Sun

    Apr 20

    63°Lo 39°

    Periods of sun

    Moderate indoor dust & dander levels
    • Precip
      4%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      46%
    more
  • Mon

    Apr 21

    66°Lo 44°

    Partial sunshine

    Moderate indoor dust & dander levels
    • Precip
      11%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      45%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 49° 51° 56° 60° 62° 63° 64° 66°
RealFeel® 49° 52° 58° 63° 64° 65° 65° 65°
Humidity 59% 51% 43% 38% 34% 31% 29% 29%
   
  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%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 6 NNW 7 NNW 8 N 9 NNW 10 NNW 11 NNW 11 N 10 N
UV Index 2 4 5 6 6 6 5 4
Cloud Cover 25% 25% 25% 25% 25% 25% 25% 25%
Dew Point 35° 34° 34° 34° 33° 32° 32° 32°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Apr 19

more Historical Weather Data >
  Today Normal Record 4/19/2013
High 66° 63° 90° (1976) 78°
Low 39° 42° 29° (1926) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:15 AM with 13:26 of sunlight, then sets at 7:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at --:-- with of moolight, then sets at 9:31 AM

Top Story

Princeton Weather Report

Philly: Milder Weather to Come Easter Weekend

April 17, 2014; 1:10 PM ET

The return of milder air to Philadelphia will coincide with this coming Easter weekend. more >

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Sat. Dust & Dander

Sat. Wind Maps