My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Elev 139 ft, 47.446 °N 122.276 °W

      SeaTac, WA

      McVan Station

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp687791
      Low Temp605745
      Day Average Temp63.86--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation03.9-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point56.14--
      High57--
      Low56--
      Average56.14--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed10--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.48--
      Astronomy Day Length Rise Set
      Actual Time13h 43m6:18 AM8:02 PM
      Civil Twilight5:46 AM8:34 PM
      Nautical Twilight5:06 AM9:14 PM
      Astronomical Twilight4:22 AM9:57 PM
      Moon: Waxing gibbous7:12 PM3:20 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:53 AM 68 °F 56 °F 65 % NNE 9 mph - 29.48 in 0 in Partly Cloudy
      1:53 AM 67 °F 56 °F 68 % NNE 10 mph - 29.48 in 0 in Fair
      2:53 AM 64 °F 56 °F 75 % NNW 3 mph - 29.48 in 0 in Partly Cloudy
      3:53 AM 63 °F 56 °F 78 % N 3 mph - 29.48 in 0 in Fair
      4:53 AM 62 °F 56 °F 80 % CALM 0 mph - 29.48 in 0 in Fair
      5:53 AM 63 °F 57 °F 81 % NE 3 mph - 29.48 in 0 in Fair
      6:53 AM 60 °F 56 °F 86 % SW 3 mph - 29.49 in 0 in Fair
      Our AppsAbout UsContactCareersWeather Data APIs
      PWS NetworkWundermapFeedback & Support
      Terms of UsePrivacy PolicyCookie NoticeAccessibility StatementAdChoicesData Vendors
      essentialaccessibility.com
      We recognize our responsibility to use data and technology for good. We may use or share your data with our data vendors. Take control of your data.
      Review All Privacy and Ad Settings
      Choose how my information is shared
      Data Rights
      The Weather Company The Weather Channel Weather Underground Storm Radar
      © The Weather Company, LLC 2026
      Glossary