• Today

    May 4

    83°Lo 58°

    Mostly sunny and warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      83°
    • UV
      7 - High
    • Air Qual.
      Moderate
  • Tue

    May 5

    81°Lo 57°

    A couple of p.m. t-storms

    At Risk weather for asthma
    • Hi
      RealFeel
      83°
    • UV
      4 - Moderate
    • Air Qual.
      Moderate
    more
  • Wed

    May 6

    68°Lo 46°

    Not as warm with clearing

    Beneficial weather for asthma
    • Hi
      RealFeel
      73°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Thu

    May 7

    77°Lo 51°

    Mostly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      81°
    • UV
      7 - High
    • Cloud
      Cover
      24%
    more
  • Fri

    May 8

    82°Lo 57°

    Mostly sunny and very warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      85°
    • UV
      7 - High
    • Cloud
      Cover
      11%
    more
Next Previous
< Previous 8 hours Next 8 hours >
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  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Partly Sunny
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Sunny
Sunny
Mostly Sunny
Temp (°F) 49° 53° 57° 61° 66° 72° 77° 82°
RealFeel® 50° 55° 59° 64° 70° 75° 79° 83°
Humidity 90% 80% 73% 62% 53% 44% 35% 28%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
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  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 2 N 5 N 7 NNW 9 WNW 10 WSW 14 SW 16 SW 18 SW
UV Index 0 1 3 4 6 7 7 7
Cloud Cover 41% 34% 27% 20% 13% 6% 0% 26%
Dew Point 46° 47° 48° 48° 49° 49° 47° 46°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2014
High 83° 68° 92° (2001) 61°
Low 58° 44° 31° (2002) 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:57 AM with 14:03 of sunlight, then sets at 8:00 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:38 PM with 10:27 of moolight, then sets at 7:05 AM

Bethlehem Weather Report

Philly: June-like Warmth to Dominate This Week

May 4, 2015; 5:54 AM ET

Monday is shaping up to be Philadelphia's warmest day so far this year, kicking off a week that will be dominated by summer warmth. 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.

Mon. Air Quality

Mon. Asthma Risk

Mon. UV Index