Back Loop Weather Forecast

    • 45
    • 73

    Sunny

    • 50
    • 66

    Partly Sunny

    • 51
    • 64

    Chance Rain

    • 52
    • 62

    Chance Rain

    • 51
    • 60

    Rain

    • 50
    • 58

    Rain

    • 48
    • 59

    Chance Rain

Today 4 Sep City and Borough of Juneau

Mostly clear. Highs 67 to 73. Northwest Winds around 10 Mph.

Tonight 4 Sep City and Borough of Juneau

Mostly clear. Patchy fog late. Lows in the mid 40s. Light Winds.

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Back Loop Temperature Statistics

September Temperature

Juneau, Juneau International Airport (3.7 miles)

  • Lowest 2 September, 2026

    41 °F

  • Average September

    53.8 °F

  • Highest 2 September, 2026

    66.9 °F

Climate (2021–2026)

Juneau, Juneau International Airport (3.7 miles)

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  • Average Low 2021–2026

    37.2 °F

  • Average 2021–2026

    42.9 °F

  • Average High 2021–2026

    48.5 °F
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