• Today

    May 23

    69°Lo 42°

    Nice with sunshine

    Unlikely for hair frizz
    • Wind
      Gust
      14 mph
    • Precip
      6%
    • Hours of Precip
      0
  • Sun

    May 24

    80°Lo 54°

    Warmer with clouds and sun

    Unlikely for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      16%
    • Hours of Precip
      0
    more
  • Mon

    May 25

    86°Lo 63°

    Very warm with clouds and sun

    Watch for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Tue

    May 26

    88°Lo 65°

    A t-storm around in the p.m.

    Watch for hair frizz
    • Wind
      Gust
      27 mph
    • Precip
      40%
    • Hours of Precip
      0.5
    more
  • Wed

    May 27

    88°Lo 65°

    Partly sunny with a t-storm

    Advisory for hair frizz
    • Wind
      Gust
      27 mph
    • Precip
      56%
    • Hours of Precip
      1.5
    more
Next Previous
< Previous 8 hours Next 8 hours >
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Forecast
Sunny
Sunny
Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 51° 54° 57° 60° 62° 64° 65° 67°
RealFeel® 49° 55° 61° 65° 69° 71° 71° 70°
Humidity 36% 34% 30% 29% 27% 26% 25% 24%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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Snow
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 12 NNW 10 NNW 9 NNW 9 NNW 8 NNW 8 NW 7 WNW 9 W
UV Index 3 5 6 7 8 7 6 5
Cloud Cover 0% 0% 0% 1% 7% 11% 11% 11%
Dew Point 25° 26° 26° 27° 28° 28° 29° 29°
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

Temperature History - May 23

more Historical Weather Data >
  Today Normal Record 5/23/2014
High 69° 74° 95° (1925) 72°
Low 42° 51° 37° (2002) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:39 AM with 14:40 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:51 AM with 13:55 of moolight, then sets at 12:46 AM

Allentown Weather Report

Philly: Warmer Days to Come Memorial Day Weekend

May 23, 2015; 4:32 AM ET

While temperatures rebounded on Friday, even warmer weather will reach the Philadelphia area this Memorial Day holiday weekend. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Sat. Hair Frizz

Sat. Wind Maps

Sat. UV Index