• Today

    Jul 31

    83°Lo 64°

    A p.m. t-storm in spots

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

    Aug 1

    82°Lo 64°

    A couple of thunderstorms

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

    Aug 2

    78°Lo 65°

    Rain, a thunderstorm

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

    Aug 3

    80°Lo 67°

    Rather cloudy with a t-storm

    Low ragweed pollen levels
    • Precip
      60%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      93%
    more
  • Mon

    Aug 4

    85°Lo 65°

    Clouds and sun with a t-storm

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      52%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Partly Cloudy
Partly Cloudy
Temp (°F) 66° 65° 64° 64° 65° 66° 69° 73°
RealFeel® 64° 65° 63° 64° 65° 65° 71° 77°
Humidity 89% 92% 93% 93% 92% 90% 84% 77%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
3%
 
43%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 2 SSW 2 SSW 2 SW 2 WSW 2 WNW 2 SW 2 SSW 3 S
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 26% 26% 26% 26% 26% 26% 51% 53%
Dew Point 63° 62° 62° 62° 62° 63° 65° 65°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2013
High 82° 85° 99° (2002) 71°
Low 64° 66° 54° (1895) 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:56 AM with 14:17 of sunlight, then sets at 8:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:19 AM with 11:36 of moolight, then sets at 10:55 PM

Top Story

Princeton Weather Report

Philly: Rain to Dampen Weekend Plans

July 31, 2014; 1:01 PM ET

Rain will converge along the Atlantic Seaboard this weekend with Philadelphia caught in the middle. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps