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  • Today

    Apr 19

    Mostly sunny 55°Lo 38°
    more
  • Mon

    Apr 20

    Breezy and colder with rain 47°Lo 45°
  • Tue

    Apr 21

    Occasional morning rain 62°Lo 41°
    more
  • Wed

    Apr 22

    Mainly cloudy 58°Lo 40°
    more
  • Thu

    Apr 23

    Rather cloudy 55°Lo 36°
    more
Periods of rain 46° Lo 45° RealFeel® 37° / 31°

N

E

S

W

  • Precipitation: 63%
  • Rain: 0.25 in
  • Snow: 0 in
  • Humidity: 77%
  • Cloud Cover: 98%
  • Dew Point: 38° F
  • Visibility: 7 mi
17 mph

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2014
High 47° 59° 95° (1941) 50°
Low 45° 36° 21° (1926) 29°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:54 AM with 13:37 of sunlight, then sets at 7:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

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

Portsmouth Weather Report

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

April 19, 2015; 4:51 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 >