Summit Lake Weather Forecast

    • 48
    • 57

    Rain

    • 40
    • 59

    Rain

    • 40
    • 57

    Slight Chance Rain Showers

    • 43
    • 53

    Rain Likely

    • 46
    • 57

    Rain

    • 47
    • 57

    Rain

Today 31 Oct Willapa and Black Hills

Cloudy. A chance of rain in the Morning, then a slight chance of rain early in the afternoon. Rain at Times late in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs in the mid to upper 50s. Southeast wind to 10 Mph becoming south in the afternoon. Gusts to 35 Mph.

Tonight 31 Oct Willapa and Black Hills

Rain. Rainfall Amounts one to three Inches possible. Lows near 50. South wind 10 to 15 Mph. Gusts to 40 Mph decreasing to 30 Mph after midnight.

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Summit Lake Temperature Statistics

October Temperature

Olympia, Olympia Airport (10.6 miles)

  • Lowest 15 October, 2025

    28 °F

  • Average October

    50.6 °F

  • Highest 7 October, 2025

    75.9 °F

Climate (2020–Present)

Olympia, Olympia Airport (10.6 miles)

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  • Average Low 2020–2025

    41.6 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    62.1 °F
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