California, United States
    Anacapa Island State Marine Conservation Area

    Cathedral

    Best months: Jul–Oct

    Protected Area

    Anacapa Island State Marine Conservation Area

    Why dive here

    Cathedral is a cave dive in California, United States. Water ranges 14-21°C, warmest July, August, September.

    Best timeJul–Oct
    WetsuitA 5mm wetsuit
    Water14-21°C · warmest July, August, September
    CharacterCave dive
    StandoutDramatic cave topography

    Cathedral, off the California coast, offers an intriguing cave dive. Sunlight filters through the entrance, illuminating the interior walls. It's a spot best suited for experienced divers comfortable with overhead environments. Keep an eye out for nudibranchs clinging to the rock.

    Safety Notes

    Overhead environment - never enter without proper cave/cavern training, redundant equipment, and a guideline.

    Today06:0017:3111h 32m daylightGolden hour 16:58

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    Conditions

    Ocean conditions, forecast and tides for Cathedral

    Cathedral Ocean Conditions

    Monthly averages for Cathedral, sourced from NOAA NDBC buoy data - nearest station: Topanga Nearshore, CA (103) (221km away)

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    October Averages

    Sea Temperature

    19°C

    66°F · Range: 14–23.7°C

    Air Temperature

    18°C

    65°F

    Wave Height

    0.6m

    13.8s period

    Based on 4 years of monitoring data · Data sources: NOAA NDBC buoy data

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