Black Lake Weather Forecast

    • 50
    • 70

    Decreasing Clouds

    • 47
    • 70

    Partly Sunny

    • 47
    • 71

    Mostly Sunny

    • 50
    • 74

    Mostly Sunny

    • 45
    • 67

    Mostly Cloudy

    • 43
    • 63

    Partly Sunny

Today 5 Oct Lowlands of Lewis and Southern Thurston Counties

Partly sunny. Areas of fog in the Morning, then patchy fog early in the afternoon. Highs near 70. Light wind.

Tonight 5 Oct Lowlands of Lewis and Southern Thurston Counties

Partly cloudy. Patchy fog late in the evening. Areas of fog after midnight. Lows in the mid 40s to lower 50s. Light wind.

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Black Lake Temperature Statistics

October Temperature

Olympia, Olympia Airport (3.7 miles)

  • Lowest 1 October, 2026

    43.6 °F

  • Average October

    58.1 °F

  • Highest 1 October, 2026

    71.7 °F

Climate (2021–2026)

Olympia, Olympia Airport (3.7 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62.2 °F
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