Rainier Beach Weather Forecast

    • 46
    • 61

    Mostly Cloudy

    • 44
    • 62

    Mostly Sunny

    • 46
    • 65

    Partly Sunny

    • 46
    • 59

    Chance Rain

    • 43
    • 57

    Partly Sunny

    • 44
    • 54

    Chance Rain

    • 44
    • 57

    Slight Chance Rain

Today 19 Oct City of Seattle

Mostly cloudy. Highs near 60. Light wind.

Tonight 19 Oct City of Seattle

Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid to upper 40s. North wind to 10 Mph.

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  • Temperature Real-Time

Rainier Beach Temperature Statistics

October Temperature

Renton Municipal Airport (2.5 miles)

  • Lowest 12 October, 2026

    39.9 °F

  • Average October

    56.9 °F

  • Highest 16 October, 2026

    75.9 °F

Climate (2021–2026)

Renton Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    62.3 °F
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