• Tonight

    Sep 2

    Lo 64°

    Showers and a heavier t-storm

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Wed

    Sep 3

    85°Lo 57°

    Mostly sunny and less humid

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Thu

    Sep 4

    87°Lo 63°

    Fog in the a.m.; partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Sep 5

    87°Lo 68°

    Mostly sunny and more humid

    Low ragweed pollen levels
    • Precip
      11%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      21%
    more
  • Sat

    Sep 6

    86°Lo 63°

    A couple of thunderstorms

    Ragweed Pollen Weather
    • Precip
      60%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      31%
    more
Next Previous
Hi 90° RealFeel® 94° Precipitation 50%

Day

N

E

S

W

  • WSW 6 mph
  • Gusts: 17 mph

Humid with clouds and sun; very warm with a thunderstorm in spots late this afternoon

  • Max UV Index: 6 (High)
  • Thunderstorms: 70%
  • Precipitation: 0.09 in
  • Rain: 0.09 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 64° RealFeel® 62° Precipitation 55%

Night

N

E

S

W

  • W 4 mph
  • Gusts: 9 mph

Showers and a heavier thunderstorm early; warm, cloudy, then partly cloudy with fog

  • Max UV Index: N/A
  • Thunderstorms: 45%
  • Precipitation: 0.2 in
  • Rain: 0.2 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs

Bethlehem Pollen Levels - September 2

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2013
High 90° 80° 99° (1980) 83°
Low 64° 58° 44° (2001) 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 13:03 of sunlight, then sets at 7:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:13 PM with 10:08 of moolight, then sets at 12:21 AM

Top Story

Bethlehem Weather Report

Philly: Warm Week for Back to School, Work

September 2, 2014; 1:53 PM ET

While temperatures and humidity levels will fluctuate from day to day this week, unseasonable warmth will continue into next weekend around Philadelphia. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps