• Today

    Feb 1

    35°Lo 30°

    Mostly cloudy and not as cold

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

    Feb 2

    42°Lo 14°

    Mixed snow and sleet

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

    Feb 3

    25°Lo 18°

    Mostly sunny and colder

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

    Feb 4

    40°Lo 26°

    Mostly cloudy and not as cold

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      91%
    more
  • Thu

    Feb 5

    30°Lo 7°

    Mostly cloudy and colder

    Ragweed Pollen Weather
    • Precip
      12%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      94%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 19° 18° 19° 20° 23° 28° 31° 33°
RealFeel® 17° 17° 16° 19° 23° 29° 31° 31°
Humidity 69% 72% 71% 71% 68% 62% 59% 57%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
1%
 
1%
 
2%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 5 WSW 5 WSW 5 WSW 5 W 5 W 5 NW 6 WSW 7 NW
UV Index 0 0 0 0 0 1 2 2
Cloud Cover 82% 72% 93% 94% 95% 88% 78% 83%
Dew Point 10° 10° 11° 12° 14° 16° 18° 19°
Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F

Temperature History - Feb 1

more Historical Weather Data >
  Today Normal Record 2/1/2014
High 35° 40° 67° (2012) 47°
Low 30° 24° -3° (1920) 28°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:08 AM with 10:09 of sunlight, then sets at 5:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:32 PM with 14:24 of moolight, then sets at 5:56 AM

Princeton Weather Report

Philadelphia: Snow to Change to Ice, Rain Before Groundhog Day

February 1, 2015; 2:06 PM ET

Unsettled weather will start off the week in the Philadelphia area before dry weather returns and temperatures tumble. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps