Capitol State Forest Weather Forecast

    • 50
    • 71

    Becoming Sunny

    • 53
    • 75

    Partly Sunny

    • 48
    • 64

    Partly Sunny

    • 47
    • 61

    Mostly Cloudy

    • 48
    • 63

    Chance Rain Showers

    • 49
    • 66

    Partly Sunny

Today 8 Sep Willapa and Black Hills

Sunny. Highs in the 70s. Light wind becoming north to 10 Mph in the afternoon.

Tonight 8 Sep Willapa and Black Hills

Clear. Lows near 50. North wind to 10 Mph becoming northeast after midnight. Gusts to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Capitol State Forest Temperature Statistics

September Temperature

Olympia, Olympia Airport (12.4 miles)

  • Lowest 5 September, 2026

    46 °F

  • Average September

    59.1 °F

  • Highest 5 September, 2026

    71.1 °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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