Rincon – Rivermouth Water Temperature and Wetsuit Guide

The water temperature (13 °C) at Rincon - Rivermouth 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 (15 °C) will make the air and water feel about the same temperature.

Map of current United States Surface Water Temperatures based on measurements from oceanographic satellites

Map of current United States 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 Rincon - Rivermouth. 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.

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.

Rincon - Rivermouth sea water temperatures peak in the range 16 to 19°C (61 to 66°F) on around the 5th of September and are at their minimum on about the 26th of February, in the range 12 to 15°C (54 to 59°F). The warmest seasonal sea water temperatures at Rincon - Rivermouth at the beginning of September lend themselves to a 4/3mm wetsuit or a 3/2mm suit and 3mm neoprene boots. The minimum sea water temperatures at Rincon - Rivermouth in the fourth week of February 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 Rincon - Rivermouth 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 Rincon - Rivermouth. Refer to our detailed weather forecasts for this information.