St James Bay State Marine Park Weather Forecast

    • 54
    • 64

    Partly Sunny

    • 54
    • 66

    Mostly Cloudy

    • 54
    • 66

    Cloudy

    • 54
    • 66

    Slight Chance Rain Showers

    • 55
    • 67

    Mostly Cloudy

    • 55
    • 68

    Mostly Cloudy

    • 55
    • 67

    Slight Chance Rain Showers

Today 5 Aug Haines Borough and Klukwan

Mostly cloudy in the morning then clearing. Highs 61 to 69. Light Winds becoming south around 10 Mph.

Tonight 5 Aug Haines Borough and Klukwan

Partly cloudy. Lows around 50. Light Winds.

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St James Bay State Marine Park Temperature Statistics

August Temperature

Gustavus, Gustavus Airport (23.6 miles)

  • Lowest 1 August, 2026

    53.1 °F

  • Average August

    57.1 °F

  • Highest 1 August, 2026

    64.9 °F

Climate (2021–2026)

Gustavus, Gustavus Airport (23.6 miles)

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  • Average Low 2021–2026

    38.4 °F

  • Average 2021–2026

    43.7 °F

  • Average High 2021–2026

    48.6 °F
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