• Tonight

    Apr 18

    Lo 41°

    Patchy clouds

    Morning School Bus Weather
    • T-storms
      20%
    • Precip
      52%
    • Wind
      Gust
      23 mph
    more
  • Sun

    Apr 19

    61°Lo 40°

    Mostly sunny and cooler

    Excellent at the bus stop
    • T-storms
      1%
    • Precip
      15%
    • Wind
      Gust
      12 mph
    more
  • Mon

    Apr 20

    49°Lo 46°

    Colder with periods of rain

    Excellent at the bus stop
    • T-storms
      4%
    • Precip
      71%
    • Wind
      Gust
      21 mph
    more
  • Tue

    Apr 21

    62°Lo 39°

    Warmer with a shower or two

    Fair at the bus stop
    • T-storms
      20%
    • Precip
      61%
    • Wind
      Gust
      15 mph
  • Wed

    Apr 22

    59°Lo 38°

    Mostly cloudy

    Excellent at the bus stop
    • T-storms
      8%
    • Precip
      25%
    • Wind
      Gust
      21 mph
    more
Next Previous
Clear 53° Lo 44° RealFeel® 50° / 41°

N

E

S

W

  • Precipitation: 21%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 70%
  • Cloud Cover: 23%
  • Dew Point: 38° F
  • Visibility: 9 mi
7 mph

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 62° 60° N/A 73°
Low 39° 39° N/A 34°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:55 AM with 13:39 of sunlight, then sets at 7:34 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:08 AM with 14:48 of moolight, then sets at 10:56 PM

Londonderry Weather Report

2015 Boston Marathon Forecast: Rain and Wind in Store for Runners

April 18, 2015; 11:01 PM ET

The 119th Boston Marathon will take place on Monday, April 20, and runners set to take on the historic course will face cool and rainy conditions. more >

The AccuWeather RealFeel Temperature

May 17, 2012; 5:00 AM ET This product plays a big role as humidity rises.

Tue. Morning Bus Stop

Tue. UV Index

Tue. Wind Maps