Channel Islands National Park Weather Forecast

    • 63
    • 71

    Breezy

    • 64
    • 73

    Partly Sunny

    • 63
    • 75

    Partly Sunny

    • 63
    • 73

    Chance Rain Showers

    • 65
    • 77

    Partly Sunny

    • 65
    • 77

    Partly Sunny

Today 3 Sep San Miguel and Santa Rosa Islands

Partly cloudy in the morning then sunny. Patchy fog in the morning. Highs in the mid 60s to mid 70s. Northwest Winds 20 to 30 Mph.

Tonight 3 Sep San Miguel and Santa Rosa Islands

Low Clouds and fog developing. Lows in the upper 50s to mid 60s. Northwest Winds 20 to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Channel Islands National Park Temperature Statistics

September Temperature

Santa Barbara, Santa Barbara Municipal Airport (32.9 miles)

  • Lowest 1 September, 2026

    55 °F

  • Average September

    66.8 °F

  • Highest 1 September, 2026

    77 °F

Climate (2021–2026)

Santa Barbara, Santa Barbara Municipal Airport (32.9 miles)

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  • Average Low 2021–2026

    51.6 °F

  • Average 2021–2026

    60.7 °F

  • Average High 2021–2026

    69.9 °F
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