• Today

    Dec 21

    34°Lo 26°

    A little snow at times

    Unlikely for a snow day
    • Snow
      55%
    • Ice
      1%
    • Snow
      0.78 in
  • Mon

    Dec 22

    38°Lo 33°

    Mostly cloudy

    Very Unlikely for a snow day
    • Snow
      10%
    • Ice
      0%
    • Snow
      0 in
    more
  • Tue

    Dec 23

    43°Lo 39°

    Mostly cloudy and misty

    Very Unlikely for a snow day
    • Snow
      13%
    • Ice
      0%
    • Snow
      0 in
    more
  • Wed

    Dec 24

    54°Lo 49°

    Rain; windy, not as cool

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    Dec 25

    53°Lo 33°

    Windy; morning rain, colder

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Mainly clear 28° Lo 26° RealFeel® 28° / 27°

N

E

S

W

  • Precipitation: 0%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 89%
  • Cloud Cover: 25%
  • Dew Point: 24° F
  • Visibility: 10 mi
2 mph

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 34° 36° N/A 56°
Low 26° 20° N/A 34°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:13 AM with 9:01 of sunlight, then sets at 4:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:24 AM with 9:56 of moolight, then sets at 4:20 PM

Londonderry Weather Report

Boston: Chilly, Snowy Weekend to be Followed by Christmas Eve Storm

December 21, 2014; 4:21 AM ET

Following a chilly, snowy weekend, a major storm will affect Boston, and much of the East and Midwest on Christmas Eve. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Sun. Snow Day Potential