• Today

    May 19

    65°Lo 61°

    Occasional rain and drizzle

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      350 - High

  • Mon

    May 20

    78°Lo 63°

    A t-storm in spots; warmer

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      350 - High
    more

  • Tue

    May 21

    85°Lo 63°

    Warmer; an afternoon t-storm

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more

  • Wed

    May 22

    86°Lo 64°

    Periods of sun with a t-storm

    Extreme indoor dust & dander levels
    • Precip
      55%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      70%
    more

  • Thu

    May 23

    83°Lo 59°

    A couple of thunderstorms

    Extreme indoor dust & dander levels
    • Precip
      60%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      89%
    more
Next Previous
Hi 65° RealFeel® 67° Precipitation 57%

Day

N

E

S

W

  • SE 4 mph
  • Gusts: 10 mph

Occasional rain and drizzle

  • Max UV Index: 2 (Low)
  • Thunderstorms: 20%
  • Precipitation: 0.02 in
  • Rain: 0.02 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs
Lo 61° RealFeel® 59° Precipitation 51%

Night

N

E

S

W

  • S 4 mph
  • Gusts: 6 mph

Mostly cloudy with a stray shower

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.08 in
  • Rain: 0.08 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Mohnton Pollen Levels - May 19

  • Extreme
  • Very High
  • High
  • Moderate
  • Low

  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    High

  • Mold

    Pollen

    Low

Temperature History - May 19

more Historical Weather Data >
  Today Normal Record 5/19/2012
High 65° 73° 96° (1962) 83°
Low 61° 51° 32° (1973) 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:44 AM with 14:33 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:18 PM with 12:19 of moolight, then sets at 2:37 AM

How Weather Impacts Seasonal Allergy Symptoms

May 18, 2013; 5:00 AM ET If you suffer with seasonal allergies, the weather can relieve or worsen your symptoms. Marja Martinez has the details.

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps