• Today

    Sep 20

    76°Lo 52°

    Mostly sunny

    Excellent for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Sun

    Sep 21

    80°Lo 55°

    Mostly sunny and pleasant

    Excellent for biking
    • Precip
      4%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Mon

    Sep 22

    70°Lo 51°

    Periods of sun; not as warm

    Excellent for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
  • Tue

    Sep 23

    73°Lo 57°

    Spotty afternoon showers

    Excellent for biking
    • Precip
      60%
    • Hours of Precip
      1
    • Wind
      Gust
      6 mph
    more
  • Wed

    Sep 24

    68°Lo 54°

    Cloudy with a touch of rain

    Good for biking
    • Precip
      72%
    • Hours of Precip
      2.5
    • Wind
      Gust
      13 mph
    more
Next Previous
Hi 70° RealFeel® 70° Precipitation 25%

Day

N

E

S

W

  • SSW 5 mph
  • Gusts: 7 mph

Not as warm with times of clouds and sun

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 51° RealFeel® 51° Precipitation 18%

Night

N

E

S

W

  • N 2 mph
  • Gusts: 3 mph

Clearing

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

Temperature History - Sep 22

more Historical Weather Data >
  Today Normal Record 9/22/2013
High 70° 67° N/A 61°
Low 51° 47° N/A 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:56 AM with 12:12 of sunlight, then sets at 7:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:26 AM with 12:54 of moolight, then sets at 6:20 PM

Top Story

Mount Vernon Weather Report

Warmer Weekend Ahead for Seattle

September 20, 2014; 5:00 AM ET

Well-above normal temperatures will highlight the weekend in Seattle. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.