Santa Cruz Island - Platts Harbor Weather Forecast

    • 55
    • 75

    Becoming Sunny

    • 56
    • 72

    Mostly Sunny

    • 55
    • 69

    Partly Sunny

    • 55
    • 67

    Mostly Cloudy

    • 53
    • 65

    Patchy Fog

    • 53
    • 64

    Partly Sunny

    • 53
    • 65

    Partly Sunny

Today 18 Jan Santa Cruz and Anacapa Islands

Mostly cloudy in the morning then partly cloudy. Highs in the 70s to around 80.

Tonight 18 Jan Santa Cruz and Anacapa Islands

Mostly clear. Lows in the 50s to around 60.

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Santa Cruz Island - Platts Harbor Temperature Statistics

January Temperature

Santa Barbara, Santa Barbara Municipal Airport (26.7 miles)

  • Lowest 10 January, 2026

    37.9 °F

  • Average January

    56.6 °F

  • Highest 15 January, 2026

    80.1 °F

Climate (2021–Present)

Santa Barbara, Santa Barbara Municipal Airport (26.7 miles)

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  • Average Low 2021–2026

    51.2 °F

  • Average 2021–2026

    60.2 °F

  • Average High 2021–2026

    69.4 °F
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