• Early AM

    Aug 4

    Lo 70°

    A shower or thunderstorm

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Today

    Aug 4

    86°Lo 63°

    A shower or t-storm in spots

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

    Aug 5

    81°Lo 58°

    Partly sunny and nice

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

    Aug 6

    80°Lo 60°

    Clouds and sun

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

    Aug 7

    76°Lo 61°

    Partial sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 81° RealFeel® 84° Precipitation 17%

Day

N

E

S

W

  • W 9 mph
  • Gusts: 14 mph

Partly sunny and nice

  • Max UV Index: 7 (High)
  • Thunderstorms: 8%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 58° RealFeel® 55° Precipitation 16%

Night

N

E

S

W

  • WNW 8 mph
  • Gusts: 14 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Lancaster Pollen Levels - August 5

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

    Low

  • Ragweed Pollen

    Low

  • Tree Pollen

    Low

  • Mold Pollen

    Low

Temperature History - Aug 5

more Historical Weather Data >
  Today Normal Record 8/5/2014
High 81° 83° N/A 89°
Low 58° 61° N/A 66°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:43 AM with 14:19 of sunlight, then sets at 8:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:14 PM with 13:46 of moolight, then sets at 1:00 PM

Lancaster Weather Report

Boston: Warmth to Continue Early This Week Before Cooldown Arrives

August 4, 2015; 1:25 AM ET

Above-average temperatures will continue through the early part of this week around Boston but a cooldown is on the horizon. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps