Capitol State Forest Weather Forecast

    • 49
    • 66

    Chance Rain

    • 50
    • 68

    Partly Sunny

    • 49
    • 62

    Mostly Cloudy

    • 51
    • 69

    Partly Sunny

    • 53
    • 76

    Mostly Sunny

    • 52
    • 71

    Slight Chance Rain

Today 5 Sep Willapa and Black Hills

Mostly cloudy. A slight chance of Thunderstorms late in the afternoon. Highs in the upper 60s to mid 70s. Light wind becoming east to 10 Mph in the afternoon.

Tonight 5 Sep Willapa and Black Hills

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the mid 40s to lower 50s. Northwest wind to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Capitol State Forest Temperature Statistics

September Temperature

Olympia, Olympia Airport (12.4 miles)

  • Lowest 1 September, 2026

    50.6 °F

  • Average September

    59.1 °F

  • Highest 1 September, 2026

    67.6 °F

Climate (2021–2026)

Olympia, Olympia Airport (12.4 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62.2 °F
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