• Today

    Dec 19

    41°Lo 23°

    Clouds giving way to some sun

    Good for home energy
    • Avg
      RealFeel
      28°
    • Hi
      RealFeel
      33°
    • Wind
      Speed
      9 mph
    more
  • Sat

    Dec 20

    37°Lo 24°

    Some sun, then clouds

    Good for home energy
    • Avg
      RealFeel
      32°
    • Hi
      RealFeel
      38°
    • Wind
      Speed
      5 mph
    more
  • Sun

    Dec 21

    40°Lo 27°

    Periods of sun

    Fair for home energy
    • Avg
      RealFeel
      36°
    • Hi
      RealFeel
      44°
    • Wind
      Speed
      1 mph
  • Mon

    Dec 22

    43°Lo 36°

    Cloudy, afternoon rain

    Good for home energy
    • Avg
      RealFeel
      35°
    • Hi
      RealFeel
      36°
    • Wind
      Speed
      8 mph
    more
  • Tue

    Dec 23

    46°Lo 40°

    Cloudy with a bit of rain

    Fair for home energy
    • Avg
      RealFeel
      36°
    • Hi
      RealFeel
      40°
    • Wind
      Speed
      10 mph
    more
Next Previous
Partly cloudy 32° Lo 27° RealFeel® 34° / 28°

N

E

S

W

  • Precipitation: 11%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 70%
  • Cloud Cover: 13%
  • Dew Point: 20° F
  • Visibility: 10 mi
2 mph

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 40° 39° 57° (1957) 50°
Low 27° 22° -3° (1942) 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:22 AM with 9:16 of sunlight, then sets at 4:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:35 AM with 10:07 of moolight, then sets at 4:42 PM

Bethlehem Weather Report

Philly: Quiet Weekend Weather to be Followed by Christmas Eve Storm

December 19, 2014; 2:10 PM ET

Following benign weather this weekend, a major storm will affect Philadelphia, much of the East and Midwest on Christmas Eve. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index