• Today

    Jan 31

    23°Lo 17°

    Sunny, breezy and colder

    Neutral weather for migraines
    • Hi
      RealFeel
    • UV
      0 - Low
    • Cloud
      Cover
      3%
  • Sun

    Feb 1

    34°Lo 25°

    Mostly cloudy and not as cold

    Beneficial weather for migraines
    • Hi
      RealFeel
      34°
    • UV
      0 - Low
    • Cloud
      Cover
      76%
    more
  • Mon

    Feb 2

    27°Lo 2°

    Snow and sleet tapering off

    Neutral weather for migraines
    • Hi
      RealFeel
      11°
    • UV
      0 - Low
    • Cloud
      Cover
      99%
    more
  • Tue

    Feb 3

    21°Lo 10°

    Partly sunny and very cold

    At Risk weather for migraines
    • Hi
      RealFeel
      16°
    • UV
      0 - Low
    • Cloud
      Cover
      42%
    more
  • Wed

    Feb 4

    39°Lo 27°

    Mostly cloudy and not as cold

    Neutral weather for migraines
    • Hi
      RealFeel
      34°
    • UV
      1 - Low
    • Cloud
      Cover
      79%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
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4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Mostly Clear
Clear
Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Sunny
Sunny
Temp (°F) 15° 14° 12° 11° 12° 13° 14° 16°
RealFeel® -5° -6° -8° -9° -6° -7° -5° -2°
Humidity 53% 54% 55% 56% 56% 55% 53% 51%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
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Snow
 
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Ice
 
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  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 17 NNW 16 NW 16 NNW 16 NW 15 NW 16 NW 16 NW 17 NW
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 13% 9% 8% 10% 12% 10% 8% 6%
Dew Point -1° -2° -1° -1°
Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F

Temperature History - Jan 31

more Historical Weather Data >
  Today Normal Record 1/31/2014
High 23° 40° 64° (1947) 42°
Low 17° 24° -1° (1920) 17°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:09 AM with 10:07 of sunlight, then sets at 5:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:38 PM with 14:36 of moolight, then sets at 5:14 AM

Princeton Weather Report

Philadelphia: New Winter Storm Looms Before Groundhog Day

January 31, 2015; 1:16 AM ET

Cold air sweeping in this weekend will help pave the way for a winter storm Sunday evening into Monday morning around Philadelphia. more >

Sat. Migraine Headache

Sat. UV Index