• Wed

    Feb 17

    39°Lo 22°

    Mostly cloudy

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Thu

    Feb 18

    31°Lo 17°

    Intervals of clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Feb 19

    36°Lo 32°

    Mostly cloudy

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

    Feb 20

    42°Lo 32°

    Times of clouds and sun

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

    Feb 21

    47°Lo 32°

    Rain and drizzle possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 39° RealFeel® 37° Precipitation 17%

Day

N

E

S

W

  • WNW 8 mph
  • Gusts: 13 mph

Mostly cloudy

  • Max UV Index: 2 (Low)
  • 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 22° RealFeel® 15° Precipitation 13%

Night

N

E

S

W

  • NW 8 mph
  • Gusts: 12 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 - Feb 17

more Historical Weather Data >
  Today Normal Record 2/17/2015
High 39° 40° 63° (1976) 25°
Low 22° 22° -3° (1979)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:53 AM with 10:46 of sunlight, then sets at 5:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:05 PM with 14:41 of moolight, then sets at 3:46 AM

Bethlehem Weather Report

Philadelphia: Polar vortex to smack region during Valentine's Day weekend

February 12, 2016; 3:58 AM ET

The coldest air of the winter and perhaps during all of last winter will plunge across the Philadelphia area during Valentine's Day weekend. more >