For the ocean, the August global sea surface temperature was 0.65°C (1.17°F) above the 20th century average of 16.4°C (61.4°F). This record high departure from average not only beats the previous August record set in 2005 by 0.08°C (0.14°F), but also beats the previous all-time record set just two months ago in June 2014 by 0.03°C (0.05°F).
The combined average global land and ocean surface temperature for the June–August period was also record high for this period, at 0.71°C (1.28°F) above the 20th century average of 16.4°C (61.5°F), beating the previous record set in 1998.
The global ocean surface temperature for the same period was 0.63°C (1.13°F) above the 20th century average, the highest on record for June–August. This beats the previous record set in 2009 by 0.04°C (0.07°F).