Juneau International Airport Weather Forecast

    • 49
    • 67

    Partly Sunny

    • 51
    • 72

    Mostly Sunny

    • 51
    • 78

    Mostly Sunny

    • 51
    • 73

    Partly Sunny

    • 51
    • 69

    Chance Rain

    • 50
    • 65

    Chance Rain

Today 31 Aug City and Borough of Juneau

Partly cloudy then becoming mostly cloudy in the morning then becoming partly cloudy. Highs 62 to 68. Light Winds becoming northwest around 10 Mph.

Tonight 31 Aug City and Borough of Juneau

Partly cloudy. Lows around 50. Light Winds.

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Juneau International Airport Temperature Statistics

August Temperature

Juneau, Juneau International Airport (0 miles)

  • Lowest 19 August, 2025

    41.6 °F

  • Average August

    58.2 °F

  • Highest 6 August, 2025

    77.6 °F

Climate (2020–Present)

Juneau, Juneau International Airport (0 miles)

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  • Average Low 2020–2025

    37.6 °F

  • Average 2020–2025

    43.3 °F

  • Average High 2020–2025

    48.8 °F
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