Rio Grande Jetties Water Temperature and Wetsuit Guide
(Rio Grande Do Sul, Brazil)
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Today's Rio Grande Jetties sea temperature is 15.9 °C
(Which is 1.9°C colder than average for this time of year)
| Mean: | 17.8 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Range: | 16.0 °C to 19.7 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statistics for 16 May (1981–2005) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Today, many surfers would wear a spring wetsuit and neoprene boots.
The water temperature at Rio Grande Jetties is rather cool (15 °C) and the air temperature will feel similar. A good quality spring wetsuit with optional neoprene boots should suffice. No need for wetsuit gloves.
Map of current Brazil Surface Water Temperatures based on measurements from oceanographic satellites |
Map of current Brazil 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 Rio Grande Jetties. 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.
Rio Grande Jetties sea water temperatures peak in the range 23 to 25°C (73 to 77°F) on around the 7th of March and are at their lowest on about the 6th of August, in the range 10 to 15°C (50 to 59°F). Rio Grande Jetties sea water temperatures are always warm reach their maximum in the first part of March. You'll need a 2mm neoprene top or a shorty at dawn/dusk or if it's windy. The lowest sea water temperatures at Rio Grande Jetties in the first week of August 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 Rio Grande Jetties 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 Rio Grande Jetties. Refer to our detailed weather forecasts for this information.
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