Today's San Gallan sea temperature is 21.7 °C
(4.2°C warmer than normal for this time of year)
| Mean: | 17.5 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Range: | 15.9 °C to 22.0 °C | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statistics for 20 Jun (1981–2005) | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Today, many surfers would wear a shorty .
The water temperature (21 °C) at San Gallan is warm and the air temperature should feel similar (windchill forecast 17 °C). If the sun does come out as forecast, it should feel warm enough to surf in a shorty or a summer wetsuit.
 Map of current Peru Surface Water Temperatures (based on measurements from oceanographic satellites) |  Map of current Peru 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 San Gallan. 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.
San Gallan water temperatures peak in the range 21 to 25°C (70 to 77°F) on around the 17th of February and are at their minimum on about the 8th of August, in the range 15 to 20°C (59 to 68°F). San Gallan water temperatures are always warm reach their maximum in the middle of February. You'll need a 2mm neoprene top or a shorty at dawn/dusk or if it's windy. The minimum seasonal water temperatures at San Gallan in early to mid August lend themselves to a 4/3mm wetsuit or a 3/2mm suit and 3mm neoprene boots.
Actual sea surface water temperatures close to shore at San Gallan 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 San Gallan. Refer to our detailed weather forecasts for this information.
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