• Tonight

    Sep 21

    Lo 54°

    A shower early; partly cloudy

    Outdoor Barbecue Weather
    • Precip
      25%
    • Hi
      RealFeel
      82°
    • Wind
      Gust
      5 mph
  • Mon

    Sep 22

    67°Lo 43°

    Partly sunny; breezy, cooler

    Good for an outdoor bbq
    • Precip
      6%
    • Hi
      RealFeel
      64°
    • Wind
      Gust
      27 mph
    more
  • Tue

    Sep 23

    71°Lo 48°

    Mostly sunny and nice

    Excellent for an outdoor bbq
    • Precip
      2%
    • Hi
      RealFeel
      71°
    • Wind
      Gust
      8 mph
    more
  • Wed

    Sep 24

    72°Lo 49°

    Nice with plenty of sunshine

    Excellent for an outdoor bbq
    • Precip
      6%
    • Hi
      RealFeel
      74°
    • Wind
      Gust
      8 mph
    more
  • Thu

    Sep 25

    72°Lo 48°

    Mostly sunny and nice

    Excellent for an outdoor bbq
    • Precip
      8%
    • Hi
      RealFeel
      75°
    • Wind
      Gust
      5 mph
    more
Next Previous
Hi 81° RealFeel® 82° Precipitation 25%

Day

N

E

S

W

  • WSW 2 mph
  • Gusts: 5 mph

A thick cloud cover this morning, then clouds and sun this afternoon

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 54° RealFeel® 49° Precipitation 50%

Night

N

E

S

W

  • WNW 4 mph
  • Gusts: 9 mph

An evening shower; otherwise, patchy clouds

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0.05 in
  • Rain: 0.05 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 81° 73° 91° (1940) 78°
Low 54° 51° 34° (1956) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:48 AM with 12:13 of sunlight, then sets at 7:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:19 AM with 13:17 of moolight, then sets at 5:36 PM

Top Story

Allentown Weather Report

Philly: September Temperature Roller Coaster to Continue

September 21, 2014; 4:41 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.

Sun. Outdoor Entertaining

Sun. Wind Maps

Sun. UV Index