• Tonight

    Feb 11

    Lo 12°

    Partly cloudy and cold

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Feb 12

    27°Lo 17°

    Turning cloudy and cold

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    Feb 13

    20°Lo 3°

    Variable clouds with a flurry

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

    Feb 14

    18°Lo 6°

    Sunny and bitterly cold

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

    Feb 15

    29°Lo 23°

    Cloudy and not as cold

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Frigid 18° Lo 14° RealFeel® 10° / 8°

N

E

S

W

  • Precipitation: 0%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 18%
  • Cloud Cover: 6%
  • Dew Point: -20° F
  • Visibility: 10 mi
8 mph

Temperature History - Feb 14

more Historical Weather Data >
  Today Normal Record 2/14/2015
High 18° 42° 66° (1946) 31°
Low 26° (1916) 12°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:54 AM with 10:39 of sunlight, then sets at 5:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:40 AM with 14:04 of moolight, then sets at 12:44 AM

Princeton Weather Report

Philadelphia: Polar vortex to smack region during Valentine's Day weekend

February 11, 2016; 10:28 PM ET

The coldest air of the winter and perhaps during all of last winter will plunge across the Philadelphia area during Valentine's Day weekend. more >

Sun. Dust & Dander

Sun. Wind Maps