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  • Tonight

    Sep 18

    Cloudy most of the time Lo 57°
    more
  • Fri

    Sep 19

    An a.m. shower; mainly cloudy 71°Lo 49°
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  • Sat

    Sep 20

    Sunny to partly cloudy 74°Lo 51°
  • Sun

    Sep 21

    Mostly sunny and pleasant 81°Lo 54°
    more
  • Mon

    Sep 22

    Pleasant with clouds and sun 73°Lo 53°
    more
Sunny to partly cloudy 74° Lo 67° RealFeel® 74° / 63°

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W

  • Precipitation: 2%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 56%
  • Cloud Cover: 25%
  • Dew Point: 55° F
  • Visibility: 10 mi
5 mph

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 74° 68° N/A 73°
Low 51° 47° N/A 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:53 AM with 12:19 of sunlight, then sets at 7:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:25 AM with 14:03 of moolight, then sets at 5:28 PM

Top Story

Mount Vernon Weather Report

Seattle: Cooler Weather to Fade for Weekend Heat

September 18, 2014; 4:20 PM ET

After a stretch of above-normal high temperatures, cooler, more seasonable weather is expected in Seattle for the remainder of the week, but it will be short-lived as heat returns to the region this weekend. more >