• Tonight

    Apr 20

    Lo 32°

    Mostly clear and chilly

    Dust & Dander Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Mon

    Apr 21

    68°Lo 42°

    Mostly sunny and pleasant

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Tue

    Apr 22

    70°Lo 45°

    Spotty afternoon showers

    Low indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Wed

    Apr 23

    58°Lo 35°

    Cooler with clouds and sun

    Moderate indoor dust & dander levels
    • Precip
      7%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      48%
    more
  • Thu

    Apr 24

    63°Lo 38°

    Sunny and breezy

    High indoor dust & dander levels
    • Precip
      4%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      8%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F) 50° 55° 58° 59° 60° 61° 62° 63°
RealFeel® 49° 57° 61° 64° 66° 66° 65° 63°
Humidity 49% 39% 37% 33% 33% 32% 31% 28%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (mph) 9 E 9 ESE 8 SE 7 ESE 7 ESE 7 NNE 6 SE 6 E
UV Index 4 5 6 7 6 5 4 2
Cloud Cover 26% 26% 26% 26% 7% 5% 6% 7%
Dew Point 31° 30° 32° 29° 31° 31° 31° 29°
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 - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2013
High 63° 63° 90° (1941) 56°
Low 32° 40° 29° (1961) 38°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:16 AM with 13:30 of sunlight, then sets at 7:46 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:24 AM with 10:08 of moolight, then sets at 10:32 AM

Top Story

Bethlehem Weather Report

Philly: Temperatures to Stay on a Roller Coaster Ride

April 20, 2014; 3:01 PM ET

Temperatures will remain on the spring roller coaster ride this week in Philadelphia. more >

Is it a Cold or the Flu?

Apr 19, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps