Black Lake Weather Forecast

    • 54
    • 79

    Increasing Clouds

    • 53
    • 79

    Partly Sunny

    • 55
    • 84

    Partly Sunny

    • 54
    • 79

    Mostly Cloudy

    • 53
    • 71

    Mostly Cloudy

    • 53
    • 77

    Partly Sunny

Today 18 Aug Lowlands of Lewis and Southern Thurston Counties

Cloudy in the morning then becoming mostly sunny. Highs in the mid 70s to lower 80s. Light wind becoming west to 10 Mph in the afternoon.

Tonight 18 Aug Lowlands of Lewis and Southern Thurston Counties

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s to mid 50s. West wind to 10 Mph in the evening becoming light.

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Black Lake Temperature Statistics

August Temperature

Olympia, Olympia Airport (3.7 miles)

  • Lowest 3 August, 2026

    44.7 °F

  • Average August

    66 °F

  • Highest 5 August, 2026

    90.6 °F

Climate (2021–2026)

Olympia, Olympia Airport (3.7 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    62.2 °F
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