• Tonight

    Aug 30

    Lo 55°

    Mostly cloudy

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

    Aug 31

    70°Lo 56°

    Mostly cloudy with a shower

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

    Sep 1

    67°Lo 55°

    Mostly cloudy, showers around

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

    Sep 2

    64°Lo 51°

    Rather cloudy, showers around

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

    Sep 3

    68°Lo 48°

    Mostly cloudy

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 70° RealFeel® 71° Precipitation 55%

Day

N

E

S

W

  • SSW 5 mph
  • Gusts: 7 mph

Considerable cloudiness with a passing shower

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 56° RealFeel® 56° Precipitation 43%

Night

N

E

S

W

  • SSW 5 mph
  • Gusts: 7 mph

An evening shower in places; otherwise, mainly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.02 in
  • Rain: 0.02 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Portland Pollen Levels - August 31

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    Low

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Low

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2015
High 70° 78° 97° (1998) 74°
Low 56° 51° 40° (1925) 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:32 AM with 13:17 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:48 AM with 13:45 of moolight, then sets at 7:33 PM

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps