• Today

    Aug 20

    80°Lo 57°

    Partly sunny

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

    Aug 21

    72°Lo 56°

    Partly sunny, showers around

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

    Aug 22

    71°Lo 54°

    Clouds and sun with a shower

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

    Aug 23

    73°Lo 52°

    Clouds and sun with a shower

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

    Aug 24

    74°Lo 52°

    Intervals of clouds and sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 71° RealFeel® 74° Precipitation 42%

Day

N

E

S

W

  • SE 3 mph
  • Gusts: 7 mph

Times of clouds and sun with a stray shower

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.03 in
  • Rain: 0.03 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 54° RealFeel® 52° Precipitation 40%

Night

N

E

S

W

  • E 3 mph
  • Gusts: 4 mph

An evening shower in the area; otherwise, mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.01 in
  • Rain: 0.01 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Aug 22

more Historical Weather Data >
  Today Normal Record 8/22/2013
High 71° 79° N/A 87°
Low 54° 55° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:04 AM with 13:39 of sunlight, then sets at 7:43 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:23 AM with 14:28 of moolight, then sets at 5:51 PM

Top Story

Londonderry Weather Report

Heavy Rain to Avoid Boston Through Weekend

August 20, 2014; 3:13 AM ET

A wedge of dry air will slowly erode later this week and may allow spotty showers to survive the trip into Boston from the Midwest. 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.

Fri. Snow Day Potential