Line chart depicting daily sea surface temperatures from 1982 to 2023 (as of July 30) separated by year. There is also a line depicting the mean daily sea surface temperature for the years 1982 through 2011. Sea surface temperatures tend to peak around mid August to early September. The mean temperature from 1982 to 2011 peaks on August 28 and August 29, at 24 degrees Celsius. In 2022, temperatures peaked September 2 through September 4 at 24.89 degrees Celsius. In 2023, temperatures peaked at 24.96 degrees Celsius on July 30, the most recent data point.