• Tonight

    Apr 18

    Lo 42°

    Mainly clear

    Asthma Weather
    • Hi
      RealFeel
      83°
    • UV
      7 - High
    • Air Qual.
      Good
  • Sun

    Apr 19

    64°Lo 45°

    Some sun, then clouds; cooler

    Beneficial weather for asthma
    • Hi
      RealFeel
      67°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Mon

    Apr 20

    66°Lo 53°

    A.M. downpours, then a shower

    At Risk weather for asthma
    • Hi
      RealFeel
      65°
    • UV
      2 - Low
    • Air Qual.
      Good
    more
  • Tue

    Apr 21

    64°Lo 39°

    Partly sunny and breezy

    Neutral weather for asthma
    • Hi
      RealFeel
      64°
    • UV
      6 - High
    • Cloud
      Cover
      34%
    more
  • Wed

    Apr 22

    61°Lo 39°

    Breezy with increasing clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      59°
    • UV
      7 - High
    • Cloud
      Cover
      36%
    more
Next Previous
Hi 81° RealFeel® 83° Precipitation 14%

Day

N

E

S

W

  • W 7 mph
  • Gusts: 20 mph

Warmer with sunshine; excessive dry weather will result in a high fire threat

  • Max UV Index: 7 (High)
  • 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 42° RealFeel® 41° Precipitation 11%

Night

N

E

S

W

  • NNE 7 mph
  • Gusts: 16 mph

Mainly clear

  • 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 - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2014
High 81° 62° 93° (1976) 53°
Low 42° 39° 25° (1948) 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:25 of sunlight, then sets at 7:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:17 AM with 13:32 of moolight, then sets at 7:49 PM

Bethlehem Weather Report

Philly: Weekend to End Cooler with Rain to Follow

April 18, 2015; 10:29 PM ET

A repeat of Saturday's warmth is not expected anytime soon in Philadelphia, with the weather taking a cooler, then wet turn. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Sat. Air Quality

Sat. Asthma Risk

Sat. UV Index