West Cape Surf Break

Lat Long: 35.25° S 136.83° E

West Cape Sea Temperature and Wetsuit Guide

Issued: 2 am 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's West Cape sea temperature is
15.2°C
0.8° 

West Cape surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's West Cape sea temperature is 15.2 °C

(Slightly warmer than usual (0.8° above average))

Mean: 14.4 °C
Range: 13.6 °C to 15.2 °C
Statistics for 20 Sep (1981–2005)

    Today, many surfers would wear a spring wetsuit.

    The water temperature (15 °C) at West Cape is quite cool. If the sun shines as we have forecast, it should feel warm enough to surf in a good spring wetsuit. Effective windchill factor of (16 °C) will make the air and water feel about the same temperature.

    Australia Sea Water Temperature

    Map of current Australia
    Surface Water Temperatures

    (based on measurements from oceanographic satellites)
    Australia Water Temperature Anomaly

    Map of current Australia
    Sea Water Temperature Anomalies

    (compared with long term averages
    at this time of year)

    click thumbnails to expand

    Below is a graph of Historical Sea Surface Temperature for West Cape. This has been derived from analysis of two decades of oceanographic satellite measurements of nearby open water. We have calculated the average water temperature variation around the year as well as the extremes that have been observed on each date.

    West Cape Water Temperature Graph

    All of the graphs for the surf breaks presented on Surf-Forecast.com are on the same scale to enable comparison between locations around the world.

    West Cape water temperatures peak in the range 18 to 21°C (64 to 70°F) on around the 1st of March and are at their coldest on about the 2nd of September, in the range 14 to 15°C (57 to 59°F). The warmest West Cape water temperatures at the beginning of March require something like a 3/2mm fully sealed wetsuit. The coldest water temperatures at West Cape in early September are ideally suited to a 4/3mm wetsuit + 3mm boots, although a 5/3mm wetsuit may be preferable for longer sessions and cold windy days.

    Actual sea surface water temperatures close to shore at West Cape can vary by several degrees compared with these open water averages. This is especially true after heavy rain, close to river mouths or after long periods of strong offshore winds. Offshore winds cause colder deep water to replace surface water that has been warmed by the sun. Air temperature, wind-chill and sunshine should also be considered before deciding on the kind of wetsuit needed to stay warm when surfing at West Cape. Refer to our detailed weather forecasts for this information.

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