• Today

    May 27

    89°Lo 66°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
  • Sat

    May 28

    90°Lo 64°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
    more
  • Sun

    May 29

    87°Lo 65°

    Warm with clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
    more
  • Mon

    May 30

    76°Lo 61°

    Showers and a heavier t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
    more
  • Tue

    May 31

    84°Lo 59°

    Mostly sunny and warmer

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
1pm
2pm 3pm 4pm 5pm 6pm 7pm 8pm
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
T-storms
Partly Cloudy
Partly Cloudy
Mostly Cloudy
Partly Sunny
Temp (°F) 87° 88° 89° 86° 86° 84° 82° 79°
RealFeel® 97° 96° 96° 89° 89° 85° 82° 82°
Humidity 53% 51% 51% 56% 52% 53% 58% 70%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Rain
 
25%
 
43%
 
47%
 
51%
 
18%
 
14%
 
14%
 
16%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Wind (mph) 5 SW 7 SW 8 SW 8 SW 8 SW 7 SW 7 SW 6 SW
UV Index 6 6 6 4 3 1 0 0
Cloud Cover 57% 62% 50% 59% 70% 72% 80% 45%
Dew Point 68° 68° 68° 69° 66° 65° 66° 69°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F

Temperature History - May 27

more Historical Weather Data >
  Today Normal Record 5/27/2015
High 89° 75° 91° (1991) 88°
Low 66° 52° 38° (1972) 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:35 AM with 14:48 of sunlight, then sets at 8:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:11 AM with 10:37 of moolight, then sets at 10:48 AM

Bethlehem Weather Report

Tropical moisture to dampen Memorial Day celebrations from DC to NYC, Boston

May 27, 2016; 3:39 PM ET

Tropical moisture may put outdoor Memorial Day plans in jeopardy from Washington D.C., to Boston on Monday. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps