• Today

    Apr 18

    58°Lo 38°

    An afternoon shower

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sun

    Apr 19

    57°Lo 36°

    Mostly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Mon

    Apr 20

    48°Lo 41°

    Colder with periods of rain

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Tue

    Apr 21

    57°Lo 40°

    Warmer; morning rain

    Low ragweed pollen levels
    • Precip
      70%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      89%
    more
  • Wed

    Apr 22

    61°Lo 39°

    Mostly cloudy

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      42%
    more
Next Previous
Hi 48° RealFeel® 41° Precipitation 71%

Day

N

E

S

W

  • ESE 12 mph
  • Gusts: 23 mph

Colder with periods of rain from late morning on

  • Max UV Index: 2 (Low)
  • Thunderstorms: 2%
  • Precipitation: 0.59 in
  • Rain: 0.59 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 7 hrs
  • Hours of Rain: 7 hrs
Lo 41° RealFeel® 30° Precipitation 80%

Night

N

E

S

W

  • E 13 mph
  • Gusts: 24 mph

Rain

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0.6 in
  • Rain: 0.6 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 8.5 hrs
  • Hours of Rain: 8.5 hrs

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2014
High 48° N/A N/A 54°
Low 41° N/A N/A 29°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:54 AM with 13:38 of sunlight, then sets at 7:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:19 AM with 14:33 of moolight, then sets at 9:52 PM

Somersworth Weather Report

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

April 18, 2015; 10:48 AM 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 >

Mon. Dust & Dander

Mon. Wind Maps