Sammamish, WA Weather

    17:00 Thursday
    Partly cloudy
    Partly cloudy
    17° Feels like 17°
    Gentle south wind South 3 - 10 km/h
    reloj Hourly Cloudy skies for the next few hours
    • Today 3 Sept. Light rain with partly cloudy skies 80% 3.8 mm 19° / 9° Moderate southeast wind 9 - 25 km/h
    • Tomorrow 4 Sept. Light rain with partly cloudy skies 50% 0.8 mm 20° / 10° Moderate northwest wind 9 - 25 km/h
    • Saturday 5 Sept. Light rain with partly cloudy skies 50% 1.3 mm 21° / 9° Moderate west wind 6 - 21 km/h
    • Sunday 6 Sept. Mist More information 21° / 10° Moderate northwest wind 11 - 27 km/h
    • Monday 7 Sept. Light rain with partly cloudy skies 70% 2.3 mm 19° / 10° Moderate southwest wind 12 - 31 km/h
    • Tuesday 8 Sept. Mist 21° / 11° Moderate northwest wind 11 - 29 km/h
    • Wednesday 9 Sept. Scattered clouds 24° / 10° Moderate west wind 6 - 20 km/h

    Weather Forecast for Sammamish, WA Today

    , 3 September

    Tomorrow

    , 4 September
    17:00 Partly cloudy 18° Partly cloudy
    Feels Like 18°
    Gentle southwest wind Southwest 2 - 14 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 68%
    • Feels Like Feels Like 18 °C
    • Visibility Visibility 18 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 14 km/h
    • Snowline Snowline 7874 ft
    18:00 Partly cloudy 17° Partly cloudy
    Feels Like 17°
    Gentle south wind South 3 - 10 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 65%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 68%
    • Feels Like Feels Like 17 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Snowline Snowline 8202 ft
    19:00 Partly cloudy 16° Partly cloudy
    Feels Like 16°
    Gentle south wind South 1 - 7 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 77%
    • Dew Point Dew Point 12 °C
    • Clouds Clouds 58%
    • Feels Like Feels Like 16 °C
    • Visibility Visibility 30 km
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 7 km/h
    • Snowline Snowline 8202 ft
    20:00 Partly cloudy 14° Partly cloudy
    Feels Like 14°
    Gentle south wind South 2 - 5 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 86%
    • Dew Point Dew Point 12 °C
    • Clouds Clouds 56%
    • Feels Like Feels Like 14 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1009 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 5 km/h
    • Snowline Snowline 7874 ft
    21:00 Partly cloudy 14° Partly cloudy
    Feels Like 14°
    Gentle south wind South 2 - 6 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 90%
    • Dew Point Dew Point 12 °C
    • Clouds Clouds 58%
    • Feels Like Feels Like 14 °C
    • Visibility Visibility 25 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 6 km/h
    • Snowline Snowline 7874 ft
    22:00 Scattered clouds 13° Scattered clouds
    Feels Like 13°
    Gentle southwest wind Southwest 2 - 6 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 10% 0 mm
    • Humidity Humidity 93%
    • Dew Point Dew Point 12 °C
    • Clouds Clouds 47%
    • Feels Like Feels Like 13 °C
    • Visibility Visibility 20 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 6 km/h
    • Snowline Snowline 7874 ft
    23:00 Partly cloudy 12° Partly cloudy
    Feels Like 12°
    Gentle south wind South 1 - 5 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 95%
    • Dew Point Dew Point 12 °C
    • Clouds Clouds 61%
    • Feels Like Feels Like 12 °C
    • Visibility Visibility 12 km
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 5 km/h
    • Snowline Snowline 7874 ft
    24:00 Partly cloudy 12° Partly cloudy
    Feels Like 12°
    Gentle southeast wind Southeast 2 - 5 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 97%
    • Dew Point Dew Point 11 °C
    • Clouds Clouds 80%
    • Feels Like Feels Like 12 °C
    • Visibility Visibility 5 km
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1010 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 5 km/h
    • Snowline Snowline 7874 ft

    Air quality in Sammamish today

    Detail
    50
    Moderate PM₂₅ (37 µg/m³)

    Sunrise and Sunset

    Sunrise 06:29 Sunset 19:44
    First light 05:57 Midday 13:07 Last light 20:15
    Day length 13h 15m

    Remaining daylight 2h 3m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    3 Last Quarter
    4 Last Quarter
    5 Last Quarter
    6 Last Quarter
    7 Last Quarter
    8 Last Quarter
    9 New Moon
    10 New Moon
    11 New Moon
    12 First Quarter
    13 First Quarter
    14 First Quarter
    15 First Quarter
    16 First Quarter

    What is the weather like in Sammamish, WA in September?

    • Avg. Temp.
      Avg. Temp.: 15 °C Max.: 21 °C Min: 10 °C
    • Rainy Days
      Rainy Days: 10 days
    • Accumulated Rainfall
      Accumulated Rainfall: 89 mm
    • Average Wind Speed
      Average Wind Speed: 6 km/h

    Weather graphs

    Videos

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