Santa Rosa Island - Southeast Anchorage Weather Forecast

    • 55
    • 69

    Mostly Sunny

    • 56
    • 69

    Mostly Cloudy

    • 53
    • 67

    Partly Sunny

    • 53
    • 59

    Partly Sunny

    • 54
    • 60

    Partly Sunny

    • 54
    • 60

    Partly Sunny

Today 19 May San Miguel and Santa Rosa Islands

Sunny. Highs in the lower 70s.

Tonight 19 May San Miguel and Santa Rosa Islands

Mostly clear. Lows in the mid 50s.

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Santa Rosa Island - Southeast Anchorage Temperature Statistics

May Temperature

Santa Barbara, Santa Barbara Municipal Airport (31.7 miles)

  • Lowest 4 May, 2026

    47.6 °F

  • Average May

    59.9 °F

  • Highest 5 May, 2026

    72.6 °F

Climate (2021–Present)

Santa Barbara, Santa Barbara Municipal Airport (31.7 miles)

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  • Average Low 2021–2026

    51.4 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    69.7 °F
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