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      Elev 194 ft, 47.577 °N 122.228 °W

      Mercer Island, WA

      SW Mercer Island Station

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp687490
      Low Temp615748
      Day Average Temp63.17--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation00.04-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point56.17--
      High57--
      Low55--
      Average56.17--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed7--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure30.07--
      Astronomy Day Length Rise Set
      Actual Time13h 50m6:15 AM8:06 PM
      Civil Twilight5:42 AM8:38 PM
      Nautical Twilight5:02 AM9:19 PM
      Astronomical Twilight4:18 AM10:03 PM
      Moon: Waxing gibbous6:15 PM1:06 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:53 AM 63 °F 55 °F 75 % S 6 mph - 30.04 in 0 in Fair
      1:53 AM 62 °F 55 °F 78 % S 6 mph - 30.04 in 0 in Fair
      2:53 AM 62 °F 56 °F 80 % SSE 7 mph - 30.03 in 0 in Partly Cloudy
      3:53 AM 62 °F 56 °F 80 % S 5 mph - 30.03 in 0 in Fair
      4:53 AM 61 °F 56 °F 83 % CALM 0 mph - 30.05 in 0 in Partly Cloudy
      5:53 AM 61 °F 56 °F 83 % SSE 5 mph - 30.07 in 0 in Mostly Cloudy
      6:53 AM 62 °F 56 °F 80 % CALM 0 mph - 30.08 in 0 in Mostly Cloudy
      7:53 AM 62 °F 57 °F 84 % SSE 6 mph - 30.09 in 0 in Mostly Cloudy
      8:53 AM 64 °F 57 °F 78 % SSW 7 mph - 30.11 in 0 in Cloudy
      9:43 AM 65 °F 57 °F 75 % SW 5 mph - 30.11 in 0 in Cloudy
      9:53 AM 66 °F 57 °F 73 % VAR 7 mph - 30.12 in 0 in Cloudy
      10:53 AM 68 °F 56 °F 65 % VAR 3 mph - 30.12 in 0 in Cloudy
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