Mima Mounds Natural Area Weather Forecast

    • 57
    • 68

    Rain

    • 54
    • 73

    Chance Rain Showers

    • 52
    • 74

    Mostly Cloudy

    • 53
    • 74

    Mostly Cloudy

    • 53
    • 77

    Partly Sunny

    • 52
    • 80

    Mostly Sunny

Today 15 Aug Lowlands of Lewis and Southern Thurston Counties

Cloudy with a chance of rain until late Afternoon, then rain at Times late in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs near 70. South wind 10 to 15 Mph with Gusts to 25 Mph.

Tonight 15 Aug Lowlands of Lewis and Southern Thurston Counties

Rain until early Morning, then cloudy with a slight chance of rain in the morning. Rainfall Amounts a half inch to one inch possible. Lows in the mid to upper 50s. South wind 10 to 15 Mph becoming southwest after midnight. Gusts to 25 Mph.

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Mima Mounds Natural Area Temperature Statistics

August Temperature

Olympia, Olympia Airport (8.1 miles)

  • Lowest 3 August, 2025

    46.7 °F

  • Average August

    66.9 °F

  • Highest 12 August, 2025

    95 °F

Climate (2020–Present)

Olympia, Olympia Airport (8.1 miles)

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  • Average Low 2020–2025

    41.6 °F

  • Average 2020–2025

    51.5 °F

  • Average High 2020–2025

    62.1 °F
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