• Today

    Sep 20

    78°Lo 64°

    Clouds giving way to some sun

    Excellent for an outdoor bbq
    • Precip
      4%
    • Hi
      RealFeel
      76°
    • Wind
      Gust
      13 mph
  • Sun

    Sep 21

    82°Lo 63°

    Partly sunny, warm and humid

    Excellent for an outdoor bbq
    • Precip
      22%
    • Hi
      RealFeel
      85°
    • Wind
      Gust
      10 mph
    more
  • Mon

    Sep 22

    74°Lo 51°

    Not as warm with some sun

    Very Good for an outdoor bbq
    • Precip
      9%
    • Hi
      RealFeel
      72°
    • Wind
      Gust
      16 mph
    more
  • Tue

    Sep 23

    74°Lo 56°

    Mostly sunny and pleasant

    Excellent for an outdoor bbq
    • Precip
      1%
    • Hi
      RealFeel
      73°
    • Wind
      Gust
      10 mph
    more
  • Wed

    Sep 24

    73°Lo 55°

    Plenty of sunshine

    Excellent for an outdoor bbq
    • Precip
      8%
    • Hi
      RealFeel
      74°
    • Wind
      Gust
      10 mph
    more
Next Previous
Hi 78° RealFeel® 76° Precipitation 4%

Day

N

E

S

W

  • S 7 mph
  • Gusts: 13 mph

Cloudy this morning, then clouds and sunshine this afternoon

  • Max UV Index: 3 (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 64° RealFeel® 63° Precipitation 25%

Night

N

E

S

W

  • SSE 3 mph
  • Gusts: 10 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 8%
  • 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 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 78° 76° 90° (1983) 79°
Low 64° 59° 45° (1979) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:47 AM with 12:15 of sunlight, then sets at 7:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:25 AM with 13:39 of moolight, then sets at 5:04 PM

Top Story

Chester Weather Report

Philly: September Temperature Roller Coaster to Continue

September 20, 2014; 2:01 AM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Philadelphia. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.

Sat. Outdoor Entertaining

Sat. Wind Maps

Sat. UV Index