Black Lake Weather Forecast

    • 40
    • 63

    Mostly Cloudy

    • 39
    • 65

    Becoming Sunny

    • 38
    • 68

    Partly Sunny

    • 38
    • 62

    Mostly Cloudy

    • 36
    • 59

    Partly Sunny

    • 38
    • 54

    Rain Likely

    • 38
    • 58

    Chance Rain

Today 19 Oct Lowlands of Lewis and Southern Thurston Counties

Mostly sunny. A slight chance of rain in the afternoon. Highs in the upper 50s.

Tonight 19 Oct Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy. Areas of fog after midnight. Patchy fog late in the night. Lows near 40. Light wind becoming north to 10 Mph with Gusts to 20 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Black Lake Temperature Statistics

October Temperature

Olympia, Olympia Airport (3.7 miles)

  • Lowest 12 October, 2026

    28.7 °F

  • Average October

    54.8 °F

  • Highest 16 October, 2026

    79 °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

    62.3 °F
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