• Today

    Apr 21

    63°Lo 42°

    Warmer; cloudy, then some sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Wed

    Apr 22

    63°Lo 40°

    Afternoon showers

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Thu

    Apr 23

    52°Lo 35°

    Cooler with sun and clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Fri

    Apr 24

    55°Lo 40°

    Breezy with periods of sun

    Low ragweed pollen levels
    • Precip
      19%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      53%
    more
  • Sat

    Apr 25

    60°Lo 42°

    A brief shower or two

    Ragweed Pollen Weather
    • Precip
      56%
    • Wind
      Speed
      16 mph
    • Cloud
      Cover
      65%
    more
Next Previous
A shower possible 63° Lo 59° RealFeel® 62° / 54°

N

E

S

W

  • Precipitation: 50%
  • Rain: 0.03 in
  • Snow: 0 in
  • Humidity: 53%
  • Cloud Cover: 70%
  • Dew Point: 44° F
  • Visibility: 9 mi
13 mph

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 63° 62° N/A 74°
Low 42° 38° N/A 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:57 AM with 13:38 of sunlight, then sets at 7:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:10 AM with 14:46 of moolight, then sets at 10:56 PM

Lancaster Weather Report

Boston: Cooler Air to Sweep Away Warmth This Week

April 21, 2015; 10:52 AM ET

Cooler air will push into the Boston area during the middle and latter part of the week. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps