Bellevue Weather Forecast

    • 60
    • 83

    Becoming Sunny

    • 60
    • 82

    Mostly Sunny

    • 59
    • 81

    Partly Sunny

    • 59
    • 80

    Partly Sunny

    • 59
    • 80

    Mostly Cloudy

    • 59
    • 77

    Mostly Cloudy

    • 58
    • 77

    Partly Sunny

Today 13 Aug Eastside

Mostly sunny. Highs in the upper 70s to mid 80s. Light wind.

Tonight 13 Aug Eastside

Mostly clear. Lows near 60. Light wind.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Bellevue Temperature Statistics

August Temperature

Boeing Field - King County International Airport (6.8 miles)

  • Lowest 3 August, 2026

    55 °F

  • Average August

    68.7 °F

  • Highest 6 August, 2026

    86 °F

Climate (2021–2026)

Boeing Field - King County International Airport (6.8 miles)

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

  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    61.6 °F
Get WillyWeather+ to remove ads