• Today

    Jan 31

    23°Lo 17°

    Sunny, windy and colder

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
  • Sun

    Feb 1

    34°Lo 25°

    Mostly cloudy and not as cold

    Poor for lawn mowing
    • Hours of Precip
      6
    • Precip
      25%
    • Hi
      RealFeel
      34°
    more
  • Mon

    Feb 2

    27°Lo 2°

    Snow and sleet tapering off

    Poor for lawn mowing
    • Hours of Precip
      4
    • Precip
      75%
    • Hi
      RealFeel
      12°
    more
  • Tue

    Feb 3

    21°Lo 10°

    Partly sunny and very cold

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      6%
    • Hi
      RealFeel
      16°
    more
  • Wed

    Feb 4

    39°Lo 27°

    Mostly cloudy and not as cold

    Poor for lawn mowing
    • Hours of Precip
      0.5
    • Precip
      13%
    • Hi
      RealFeel
      34°
    more
Next Previous
Hi 23° RealFeel® 7° Precipitation 1%

Day

N

E

S

W

  • NNW 16 mph
  • Gusts: 31 mph

Windy and colder with plenty of sun

  • Max UV Index: 0 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 17° RealFeel® 7° Precipitation 0%

Night

N

E

S

W

  • WNW 8 mph
  • Gusts: 15 mph

Mostly clear

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

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 >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Current Drought Status

Current Soil Conditions

Sat. Overnight Freeze

Sat. Degree Days

Sat. Evapotranspiration