• Today

    Oct 21

    67°Lo 48°

    Mostly cloudy with a shower

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

    Oct 22

    60°Lo 46°

    Windy and cooler with rain

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

    Oct 23

    59°Lo 47°

    Mostly cloudy, a little rain

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

    Oct 24

    64°Lo 44°

    Breezy with periods of sun

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      53%
    more
  • Sat

    Oct 25

    66°Lo 46°

    Partly sunny

    Ragweed Pollen Weather
    • Precip
      6%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Cloudy
Showers
Showers
Showers
Showers
Mostly Cloudy
Cloudy
Cloudy
Temp (°F) 51° 50° 50° 50° 50° 50° 48° 51°
RealFeel® 50° 50° 50° 50° 50° 50° 49° 52°
Humidity 79% 81% 82% 84% 85% 87% 89% 84%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
49%
 
62%
 
62%
 
56%
 
56%
 
49%
 
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 S 2 W 1 W 1 W 1 W 2 W 1 WSW 2 SW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 90% 94% 97% 96% 96% 88% 98% 96%
Dew Point 44° 45° 45° 45° 46° 46° 45° 47°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Oct 21

more Historical Weather Data >
  Today Normal Record 10/21/2013
High 67° 63° 85° (1947) 66°
Low 48° 42° 28° (1952) 39°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:16 AM with 10:54 of sunlight, then sets at 6:10 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:58 AM with 12:05 of moolight, then sets at 5:03 PM

Princeton Weather Report

Storm to Affect Philly This Week With Some Rain, Wind

October 21, 2014; 2:00 AM ET

A developing nor'easter will bring some rain and wind to the Philadelphia area during the middle and latter part of the week. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps