Black Diamond Weather Forecast

    • 43
    • 60

    Rain

    • 40
    • 55

    Rain

    • 39
    • 49

    Rain

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    • 52

    Rain Likely

Today 24 Oct Foothills and Valleys of Pierce and Southern King Counties

A slight chance of rain in the Morning, then a chance of rain late in the morning. Rain in the afternoon. Rainfall Amounts a half inch to one inch possible. Highs in the upper 50s to mid 60s. South wind 10 to 15 Mph with Gusts to 30 Mph.

Tonight 24 Oct Foothills and Valleys of Pierce and Southern King Counties

Rain at Times in the Evening, then partly cloudy with a chance of rain after midnight. Rainfall Amounts a quarter to a half inch possible. Lows in the lower to mid 40s. South wind around 10 Mph. Gusts to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Black Diamond Temperature Statistics

October Temperature

Renton Municipal Airport (16.2 miles)

  • Lowest 15 October, 2025

    36 °F

  • Average October

    54.6 °F

  • Highest 7 October, 2025

    75.9 °F

Climate (2020–Present)

Renton Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    62.2 °F
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