Lake Sammamish Weather Forecast

    • 51
    • 76

    Mostly Sunny

    • 49
    • 73

    Rain Showers

    • 44
    • 58

    Chance Rain Showers

    • 42
    • 64

    Partly Sunny

    • 47
    • 71

    Chance Rain Showers

    • 49
    • 74

    Slight Chance Rain Showers

Today 1 May Eastside

Sunny. Patchy fog in the morning. Highs in the 70s. Light wind.

Tonight 1 May Eastside

Clear. Lows near 50. Light wind.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Sammamish Temperature Statistics

May Temperature

Renton Municipal Airport (9.3 miles)

  • Lowest

    –

  • Average May

    –

  • Highest

    –

Climate (2020–Present)

Renton Municipal Airport (9.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    47.2 °F

  • Average 2020–2025

    54.3 °F

  • Average High 2020–2025

    62.1 °F
Get WillyWeather+ to remove ads