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August weather forecast in Seattle

Average data for 10 years

  • 26 July, Sunday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 70%; Wind speed 3 Meters per second, northerly; Daytime water temperature +28°

  • 27 July, Monday. morning, 24°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 70%; Wind speed 3.2 Meters per second, northerly; Daytime water temperature +28°

  • 28 July, Tuesday. morning, 24°; night, 15°; ; Feels like +19°; Pressure 758 millimeters of mercury; Humidity 70%; Wind speed 3.2 Meters per second, north-easterly; Daytime water temperature +30°

  • 29 July, Wednesday. morning, 24°; night, 15°; ; Feels like +19°; Pressure 758 millimeters of mercury; Humidity 69%; Wind speed 3.2 Meters per second, north-easterly; Daytime water temperature +30°

  • 30 July, Thursday. morning, 24°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 70%; Wind speed 3.2 Meters per second, north-easterly; Daytime water temperature +28°

  • 31 July, Friday. morning, 24°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 69%; Wind speed 3.2 Meters per second, north-easterly; Daytime water temperature +28°

  • 1 August, Saturday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 70%; Wind speed 3.2 Meters per second, north-easterly; Daytime water temperature +29°

  • 2 August, Sunday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 759 millimeters of mercury; Humidity 70%; Wind speed 3.4 Meters per second, easterly; Daytime water temperature +28°

  • 3 August, Monday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 759 millimeters of mercury; Humidity 71%; Wind speed 3.2 Meters per second, north-easterly; Daytime water temperature +30°

  • 4 August, Tuesday. morning, 24°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 70%; Wind speed 3.5 Meters per second, northerly; Daytime water temperature +30°

  • 5 August, Wednesday. morning, 24°; night, 15°; ; Feels like +18°; Pressure 757 millimeters of mercury; Humidity 69%; Wind speed 3.4 Meters per second, north-easterly; Daytime water temperature +30°

  • 6 August, Thursday. morning, 23°; night, 15°; rain; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 72%; Wind speed 3.4 Meters per second, south-easterly; Daytime water temperature +29°

  • 7 August, Friday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 73%; Wind speed 3.2 Meters per second, easterly; Daytime water temperature +27°

  • 8 August, Saturday. morning, 23°; night, 15°; ; Feels like +17°; Pressure 758 millimeters of mercury; Humidity 72%; Wind speed 3.2 Meters per second, north-easterly; Daytime water temperature +27°

  • 9 August, Sunday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 72%; Wind speed 3.2 Meters per second, northerly; Daytime water temperature +26°

  • 10 August, Monday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 72%; Wind speed 3.4 Meters per second, north-easterly; Daytime water temperature +27°

  • 11 August, Tuesday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 71%; Wind speed 3.5 Meters per second, north-easterly; Daytime water temperature +28°

  • 12 August, Wednesday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 71%; Wind speed 3.4 Meters per second, northerly; Daytime water temperature +28°

  • 13 August, Thursday. morning, 24°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 70%; Wind speed 3.5 Meters per second, northerly; Daytime water temperature +27°

  • 14 August, Friday. morning, 24°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 69%; Wind speed 3.4 Meters per second, northerly; Daytime water temperature +27°

  • 15 August, Saturday. morning, 24°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 71%; Wind speed 3.7 Meters per second, north-easterly; Daytime water temperature +29°

  • 16 August, Sunday. morning, 24°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 72%; Wind speed 3.5 Meters per second, easterly; Daytime water temperature +30°

  • 17 August, Monday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 71%; Wind speed 3.2 Meters per second, north-easterly; Daytime water temperature +29°

  • 18 August, Tuesday. morning, 23°; night, 15°; ; Feels like +18°; Pressure 758 millimeters of mercury; Humidity 73%; Wind speed 3.4 Meters per second, easterly; Daytime water temperature +28°

  • 19 August, Wednesday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 757 millimeters of mercury; Humidity 72%; Wind speed 3.4 Meters per second, north-easterly; Daytime water temperature +26°

  • 20 August, Thursday. morning, 23°; night, 14°; ; Feels like +17°; Pressure 757 millimeters of mercury; Humidity 73%; Wind speed 3.5 Meters per second, easterly; Daytime water temperature +26°

  • 21 August, Friday. morning, 22°; night, 14°; ; Feels like +17°; Pressure 757 millimeters of mercury; Humidity 73%; Wind speed 3.7 Meters per second, south-easterly; Daytime water temperature +25°

  • 22 August, Saturday. morning, 22°; night, 14°; rain; Feels like +16°; Pressure 758 millimeters of mercury; Humidity 74%; Wind speed 3.5 Meters per second, north-easterly; Daytime water temperature +26°

  • 23 August, Sunday. morning, 22°; night, 14°; rain; Feels like +16°; Pressure 758 millimeters of mercury; Humidity 73%; Wind speed 3.5 Meters per second, north-easterly; Daytime water temperature +26°

  • 24 August, Monday. morning, 22°; night, 14°; ; Feels like +16°; Pressure 757 millimeters of mercury; Humidity 73%; Wind speed 3.5 Meters per second, easterly; Daytime water temperature +26°

  • 25 August, Tuesday. morning, 22°; night, 14°; ; Feels like +17°; Pressure 757 millimeters of mercury; Humidity 72%; Wind speed 3.7 Meters per second, north-easterly; Daytime water temperature +27°

  • 26 August, Wednesday. morning, 22°; night, 14°; ; Feels like +17°; Pressure 757 millimeters of mercury; Humidity 72%; Wind speed 3.7 Meters per second, north-easterly; Daytime water temperature +28°

  • 27 August, Thursday. morning, 22°; night, 14°; rain; Feels like +16°; Pressure 758 millimeters of mercury; Humidity 73%; Wind speed 3.7 Meters per second, easterly; Daytime water temperature +25°

  • 28 August, Friday. morning, 22°; night, 15°; ; Feels like +17°; Pressure 758 millimeters of mercury; Humidity 72%; Wind speed 3.4 Meters per second, north-easterly; Daytime water temperature +22°

  • 29 August, Saturday. morning, 22°; night, 14°; rain; Feels like +17°; Pressure 757 millimeters of mercury; Humidity 75%; Wind speed 3.7 Meters per second, south-easterly; Daytime water temperature +24°

  • 30 August, Sunday. morning, 22°; night, 14°; rain; Feels like +16°; Pressure 757 millimeters of mercury; Humidity 76%; Wind speed 3.4 Meters per second, south-easterly; Daytime water temperature +21°

  • 31 August, Monday. morning, 21°; night, 14°; rain; Feels like +16°; Pressure 758 millimeters of mercury; Humidity 76%; Wind speed 3.5 Meters per second, easterly; Daytime water temperature +22°

  • 1 September, Tuesday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 758 millimeters of mercury; Humidity 75%; Wind speed 3.5 Meters per second, easterly; Daytime water temperature +24°

  • 2 September, Wednesday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 758 millimeters of mercury; Humidity 74%; Wind speed 3.5 Meters per second, north-easterly; Daytime water temperature +23°

  • 3 September, Thursday. morning, 21°; night, 13°; ; Feels like +16°; Pressure 758 millimeters of mercury; Humidity 74%; Wind speed 3.5 Meters per second, north-easterly; Daytime water temperature +24°

  • 4 September, Friday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 758 millimeters of mercury; Humidity 75%; Wind speed 3.2 Meters per second, northerly; Daytime water temperature +24°

  • 5 September, Saturday. morning, 21°; night, 14°; ; Feels like +16°; Pressure 758 millimeters of mercury; Humidity 75%; Wind speed 3.2 Meters per second, north-easterly; Daytime water temperature +22°

August in Seattle is the warmest month of the year. In August, the weather in Seattle is typically warm. The average daily high in August is 19 degrees above zero. On average, Seattle has 15 sunny, 7 rainy, and 4 cloudy days in August. August along with July is considered the most comfortable time to visit Seattle.