Black Lake Weather Forecast

    • 56
    • 77

    Rain Showers

    • 49
    • 68

    Rain Showers

    • 50
    • 72

    Mostly Sunny

    • 53
    • 83

    Mostly Sunny

    • 48
    • 73

    Chance Rain Showers

    • 48
    • 71

    Partly Sunny

Today 13 Sep Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy in the morning then becoming mostly sunny. Areas of fog in the morning. Highs in the mid to upper 70s. Light wind.

Tonight 13 Sep Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy. A chance of Showers in the morning. Lows in the mid 50s. Light wind.

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Black Lake Temperature Statistics

September Temperature

Olympia, Olympia Airport (3.7 miles)

  • Lowest 8 September, 2025

    48 °F

  • Average September

    63.4 °F

  • Highest 3 September, 2025

    84.9 °F

Climate (2020–Present)

Olympia, Olympia Airport (3.7 miles)

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  • Average Low 2020–2025

    41.7 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    62 °F
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