• Sun

    Mar 15

    54°Lo 36°

    Mostly cloudy

    Sinus Headache Weather
    • Hi
      RealFeel
      52°
    • UV
      2 - Low
    • Cloud
      Cover
      81%
    more
  • Mon

    Mar 16

    43°Lo 25°

    Clouds and sun

    Sinus Headache Weather
    • Hi
      RealFeel
      41°
    • UV
      3 - Moderate
    • Cloud
      Cover
      70%
  • Tue

    Mar 17

    43°Lo 26°

    Sun and some clouds

    Sinus Headache Weather
    • Hi
      RealFeel
      39°
    • UV
      4 - Moderate
    • Cloud
      Cover
      37%
    more
  • Wed

    Mar 18

    43°Lo 21°

    Brilliant sunshine

    Sinus Headache Weather
    • Hi
      RealFeel
      42°
    • UV
      5 - Moderate
    • Cloud
      Cover
      0%
    more
  • Thu

    Mar 19

    42°Lo 32°

    Increasing cloudiness

    Sinus Headache Weather
    • Hi
      RealFeel
      42°
    • UV
      3 - Moderate
    • Cloud
      Cover
      76%
    more
Next Previous
Hi 43° RealFeel® 41° Precipitation 25%

Day

N

E

S

W

  • WNW 12 mph
  • Gusts: 29 mph

Intervals of clouds and sunshine

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 25° RealFeel® 15° Precipitation 20%

Night

N

E

S

W

  • W 10 mph
  • Gusts: 18 mph

Mainly clear

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

Temperature History - Mar 16

more Historical Weather Data >
  Today Normal Record 3/16/2014
High 43° 45° N/A 35°
Low 25° 27° N/A 17°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:56 AM with 11:57 of sunlight, then sets at 6:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:11 AM with 10:28 of moolight, then sets at 2:39 PM

Londonderry Weather Report

Boston: More Storms, Less Extreme Cold to Start March

February 28, 2015; 9:04 PM ET

While more storms are on the horizon to start March, the accompanying cold shots will be less extreme. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?