• Early AM

    Aug 2

    Lo 60°

    Partly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      4 mph
    more
  • Today

    Aug 2

    87°Lo 62°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      78°
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      4 mph
  • Mon

    Aug 3

    90°Lo 66°

    A t-storm in the afternoon

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      5 mph
    more
  • Tue

    Aug 4

    86°Lo 60°

    Times of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      91°
    • Wind
      Speed
      4 mph
    more
  • Wed

    Aug 5

    82°Lo 60°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      4 mph
    more
Next Previous
Hi 87° RealFeel® 92° Precipitation 1%

Day

N

E

S

W

  • WSW 5 mph
  • Gusts: 9 mph

Mostly sunny

  • Max UV Index: 7 (High)
  • Thunderstorms: 3%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 62° RealFeel® 63° Precipitation 22%

Night

N

E

S

W

  • SSW 4 mph
  • Gusts: 7 mph

Patchy clouds

  • Max UV Index: N/A
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 2

more Historical Weather Data >
  Today Normal Record 8/2/2014
High 87° 84° 100° (1955) 81°
Low 62° 62° 49° (1947) 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:59 AM with 14:17 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:40 PM with 12:05 of moolight, then sets at 9:45 AM

Bethlehem Weather Report

Philadelphia: Hot, Dry Weather to Last Through Weekend

August 1, 2015; 8:50 PM ET

High pressure will be responsible for dry conditions and sunny skies in the forecast for the next several days. 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