Capitol State Forest Weather Forecast

    • 47
    • 62

    Increasing Clouds

    • 51
    • 66

    Becoming Sunny

    • 53
    • 79

    Mostly Sunny

    • 49
    • 68

    Partly Sunny

    • 48
    • 67

    Mostly Sunny

    • 51
    • 71

    Mostly Sunny

    • 52
    • 69

    Chance Rain

Today 14 Sep Willapa and Black Hills

Patchy fog in the morning. Cloudy with a chance of Showers in the Morning, then partly sunny with a slight chance of Showers in the late morning and early afternoon. Mostly sunny late in the afternoon. Highs in the 60s. West wind 10 to 15 Mph with Gusts to 30 Mph.

Tonight 14 Sep Willapa and Black Hills

Partly cloudy. Lows in the mid 40s to lower 50s. West wind 10 to 15 Mph with Gusts to 25 Mph decreasing to 10 Mph or less after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Capitol State Forest Temperature Statistics

September Temperature

Olympia, Olympia Airport (12.4 miles)

  • Lowest 8 September, 2025

    48 °F

  • Average September

    63.2 °F

  • Highest 3 September, 2025

    84.9 °F

Climate (2020–Present)

Olympia, Olympia Airport (12.4 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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