• Tonight

    Jul 30

    Lo 66°

    Turning cloudy, late showers

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Jul 31

    70°Lo 66°

    Cooler with rain and drizzle

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Aug 1

    71°Lo 63°

    Mostly cloudy, a little rain

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Tue

    Aug 2

    71°Lo 60°

    Mostly cloudy with a shower

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Aug 3

    76°Lo 59°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 71° RealFeel® 75° Precipitation 75%

Day

N

E

S

W

  • E 7 mph
  • Gusts: 12 mph

Mostly cloudy with a bit of rain

  • Max UV Index: 2 (Low)
  • Thunderstorms: 8%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2.5 hrs
  • Hours of Rain: 2.5 hrs
Lo 63° RealFeel® 60° Precipitation 62%

Night

N

E

S

W

  • NE 6 mph
  • Gusts: 12 mph

Cloudy with a couple of showers

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.12 in
  • Rain: 0.12 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2015
High 71° 82° 96° (1975) 87°
Low 63° 59° 38° (1964) 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:34 AM with 14:30 of sunlight, then sets at 8:04 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:18 AM with 14:47 of moolight, then sets at 7:05 PM

Portsmouth Weather Report

Soaking storms to elevate flash flood threat in northeastern US this weekend

July 30, 2016; 5:21 PM ET

Rounds of drenching showers and heavy thunderstorms will heighten the risk of flash flooding across the northeastern United States through the final weekend of July. more >

Mon. Dust & Dander

Mon. Wind Maps