Bellevue Weather Forecast

    • 59
    • 80

    Decreasing Clouds

    • 60
    • 82

    Partly Sunny

    • 61
    • 82

    Mostly Cloudy

    • 59
    • 72

    Chance Rain

    • 57
    • 74

    Partly Sunny

    • 58
    • 76

    Partly Sunny

    • 57
    • 78

    Partly Sunny

Today 19 Aug Eastside

Partly sunny until late afternoon then becoming sunny. Patchy fog in the morning. Highs near 80. Light wind.

Tonight 19 Aug Eastside

Mostly clear. Lows in the mid to upper 50s. Light wind.

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Bellevue Temperature Statistics

August Temperature

Boeing Field - King County International Airport (6.8 miles)

  • Lowest 3 August, 2026

    55 °F

  • Average August

    68.2 °F

  • Highest 6 August, 2026

    86 °F

Climate (2021–2026)

Boeing Field - King County International Airport (6.8 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    61.6 °F
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