Black Beach / Cahuita Surf Break

Black Beach / Cahuita Sea Temperature and Wetsuit Guide

Lat Long: 9.67° N 82.79° W

Issued: 12 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Black Beach / Cahuita sea temperature is
29.4° C

Slightly warmer than usual

Black Beach / Cahuita surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Black Beach / Cahuita sea temperature is 29.4 °C

(Slightly warmer than usual)

Mean: 28.6 °C
Range: 27.8 °C to 29.3 °C
Statistics for 21 Jun (1981–2005)

    Today, many surfers would wear a rashvest wetsuit.

    Sunny with very warm air temperatures, feeling like 29 °C once we account for any wind. Sea temperatures (29 °C) very warm too. Staying comfortable in the water at Black Beach / Cahuita won't be a problem, but wear at least a rash-vest to keep the UV off.

    Costa Rica Sea Water Temperature

    Map of current Costa Rica
    Surface Water Temperatures

    (based on measurements from oceanographic satellites)
    Costa Rica Water Temperature Anomaly

    Map of current Costa Rica
    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 Black Beach / Cahuita. 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.

    Black Beach / Cahuita 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.

    Actual sea surface water temperatures close to shore at Black Beach / Cahuita 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 Black Beach / Cahuita. Refer to our detailed weather forecasts for this information.

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