Summit Lake Weather Forecast

    • 57
    • 95

    Partly Sunny

    • 48
    • 75

    Mostly Sunny

    • 51
    • 79

    Mostly Sunny

    • 54
    • 85

    Mostly Sunny

    • 52
    • 85

    Mostly Sunny

    • 52
    • 78

    Partly Sunny

Today 15 Jun Willapa and Black Hills

Partly sunny. Highs in the mid 80s to lower 90s. Light wind becoming northwest to 10 Mph with Gusts to 20 Mph in the afternoon.

Tonight 15 Jun Willapa and Black Hills

Mostly clear. Lows in the mid to upper 50s. West wind 10 to 15 Mph with Gusts to 25 Mph.

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Summit Lake Temperature Statistics

June Temperature

Olympia, Olympia Airport (10.6 miles)

  • Lowest 1 June, 2026

    38.6 °F

  • Average June

    58 °F

  • Highest 2 June, 2026

    88.6 °F

Climate (2021–Present)

Olympia, Olympia Airport (10.6 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62.3 °F
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