• Today

    Sep 21

    77°Lo 59°

    Considerable clouds and humid

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

    Sep 22

    68°Lo 43°

    Breezy with clouds and sun

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

    Sep 23

    69°Lo 45°

    Mostly sunny

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

    Sep 24

    68°Lo 43°

    A full day of sunshine

    Low ragweed pollen levels
    • Precip
      4%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      0%
    more
  • Thu

    Sep 25

    71°Lo 49°

    Plenty of sunshine

    Ragweed Pollen Weather
    • Precip
      8%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      0%
    more
Next Previous
Mostly cloudy 77° Lo 72° RealFeel® 78° / 70°

N

E

S

W

  • Precipitation: 25%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 73%
  • Cloud Cover: 96%
  • Dew Point: 66° F
  • Visibility: 10 mi
6 mph

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 77° 71° N/A 77°
Low 59° 48° N/A 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:33 AM with 12:13 of sunlight, then sets at 6:46 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:02 AM with 13:20 of moolight, then sets at 5:22 PM

Top Story

Lancaster Weather Report

Boston: September Temperature Roller Coaster to Continue

September 21, 2014; 4:42 AM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Boston. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps