• Sun

    Sep 14

    83°Lo 56°

    Mostly cloudy

    Excellent for lawn mowing
    • Hours of Precip
      1
    • Precip
      7%
    • Hi
      RealFeel
      82°
    more
  • Mon

    Sep 15

    77°Lo 61°

    A thunderstorm or two

    Lawn Mowing Weather
    • Hours of Precip
      7
    • Precip
      60%
    • Hi
      RealFeel
      74°
    more
  • Tue

    Sep 16

    79°Lo 60°

    Partly sunny

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      77°
    more
  • Wed

    Sep 17

    71°Lo 52°

    Sunny

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      0%
    • Hi
      RealFeel
      71°
  • Thu

    Sep 18

    70°Lo 59°

    Periods of rain

    Lawn Mowing Weather
    • Hours of Precip
      8.5
    • Precip
      69%
    • Hi
      RealFeel
      67°
    more
Next Previous
Hi 71° RealFeel® 71° Precipitation 0%

Day

N

E

S

W

  • NW 7 mph
  • Gusts: 18 mph

Sunny

  • Max UV Index: 5 (Moderate)
  • 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 52° RealFeel® 48° Precipitation 1%

Night

N

E

S

W

  • NNE 5 mph
  • Gusts: 9 mph

Partly cloudy

  • 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 - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 71° 76° 93° (1991) 65°
Low 52° 56° 38° (1986) 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:41 AM with 12:24 of sunlight, then sets at 7:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:38 AM with 14:34 of moolight, then sets at 3:12 PM

Top Story

Princeton Weather Report

Philly: Summer Warmth Returns Sunday, Labor Day

August 31, 2014; 1:05 AM ET

Labor Day weekend traditionally marks the unofficial end to summer, but the weather has another idea in mind with summer warmth surging in 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?