Please note, global and hemispheric temperature anomalies are with respect to the 1901-2000 average. Coordinate temperature anomalies are with respect to the 1991-2020 average. All other regional temperature anomalies are with respect to the 1910-2000 average. Monthly precipitation data are not available until a few days after temperature data are released.

-90.0 to 90.0
-180.0 to 180.0
Base Period
Trend

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Global Ocean Average Temperature AnomaliesJanuary-August185020231860187018801890190019101920193019401950196019701980199020002010-0.60°C1.00°C-0.40°C-0.20°C0.00°C0.20°C0.40°C0.60°C0.80°C-1.08°F1.80°F-0.72°F-0.36°F0.00°F0.36°F0.72°F1.08°F1.44°FZingChart
Global Ocean Average Temperature Anomalies
January-August (1901-2000 mean)
Period
Anomaly
Rank
(out of 174)
January-August 20230.85°C174
January-August 20220.67°C168
January-August 20210.62°C166
January-August 20200.78°C172
January-August 20190.74°C171
January-August 20180.63°C167
January-August 20170.73°C170
January-August 20160.80°C173
January-August 20150.68°C169
January-August 20140.59°C165
January-August 20130.51°C162
January-August 20120.45°C155
January-August 20110.43°C152
January-August 20100.59°C165
January-August 20090.50°C160
January-August 20080.37°C148
January-August 20070.45°C155
January-August 20060.47°C156
January-August 20050.51°C162
January-August 20040.49°C159
January-August 20030.49°C159
January-August 20020.49°C159
January-August 20010.44°C153
January-August 20000.32°C142
January-August 19990.33°C143
January-August 19980.58°C163
January-August 19970.41°C151
January-August 19960.32°C142
January-August 19950.36°C147
January-August 19940.27°C137
January-August 19930.28°C138
January-August 19920.30°C139
January-August 19910.36°C147
January-August 19900.38°C150
January-August 19890.27°C137
January-August 19880.38°C150
January-August 19870.35°C145
January-August 19860.20°C126
January-August 19850.18°C123
January-August 19840.22°C130
January-August 19830.35°C145
January-August 19820.21°C127
January-August 19810.25°C134
January-August 19800.32°C142
January-August 19790.25°C134
January-August 19780.13°C120
January-August 19770.22°C130
January-August 1976-0.03°C76
January-August 19750.02°C96
January-August 1974-0.03°C76
January-August 19730.20°C126
January-August 19720.08°C114
January-August 1971-0.05°C67
January-August 19700.09°C115
January-August 19690.20°C126
January-August 1968-0.04°C71
January-August 19670.02°C96
January-August 19660.02°C96
January-August 1965-0.06°C62
January-August 1964-0.04°C71
January-August 19630.07°C110
January-August 19620.07°C110
January-August 19610.10°C116
January-August 19600.04°C101
January-August 19590.07°C110
January-August 19580.13°C120
January-August 19570.11°C117
January-August 1956-0.11°C50
January-August 1955-0.12°C46
January-August 1954-0.10°C52
January-August 19530.08°C114
January-August 19520.07°C110
January-August 1951-0.04°C71
January-August 1950-0.06°C62
January-August 1949-0.05°C67
January-August 1948-0.09°C54
January-August 1947-0.03°C76
January-August 1946-0.04°C71
January-August 19450.22°C130
January-August 19440.25°C134
January-August 19430.05°C105
January-August 19420.15°C121
January-August 19410.24°C131
January-August 19400.13°C120
January-August 1939-0.08°C57
January-August 1938-0.11°C50
January-August 1937-0.06°C62
January-August 1936-0.16°C40
January-August 1935-0.20°C23
January-August 1934-0.19°C29
January-August 1933-0.21°C21
January-August 1932-0.17°C36
January-August 1931-0.07°C61
January-August 1930-0.20°C23
January-August 1929-0.29°C9
January-August 1928-0.20°C23
January-August 1927-0.19°C29
January-August 1926-0.09°C54
January-August 1925-0.26°C11
January-August 1924-0.17°C36
January-August 1923-0.27°C10
January-August 1922-0.24°C14
January-August 1921-0.23°C17
January-August 1920-0.24°C14
January-August 1919-0.17°C36
January-August 1918-0.23°C17
January-August 1917-0.37°C6
January-August 1916-0.21°C21
January-August 1915-0.05°C67
January-August 1914-0.19°C29
January-August 1913-0.32°C7
January-August 1912-0.20°C23
January-August 1911-0.47°C1
January-August 1910-0.41°C4
January-August 1909-0.43°C3
January-August 1908-0.38°C5
January-August 1907-0.25°C12
January-August 1906-0.17°C36
January-August 1905-0.24°C14
January-August 1904-0.46°C2
January-August 1903-0.30°C8
January-August 1902-0.20°C23
January-August 1901-0.08°C57
January-August 1900-0.03°C76
January-August 1899-0.14°C43
January-August 1898-0.16°C40
January-August 18970.03°C99
January-August 18960.00°C91
January-August 1895-0.12°C46
January-August 1894-0.25°C12
January-August 1893-0.19°C29
January-August 1892-0.13°C45
January-August 1891-0.09°C54
January-August 1890-0.23°C17
January-August 18890.06°C106
January-August 1888-0.06°C62
January-August 1887-0.23°C17
January-August 1886-0.15°C42
January-August 1885-0.20°C23
January-August 1884-0.10°C52
January-August 1883-0.03°C76
January-August 18820.04°C101
January-August 18810.08°C114
January-August 1880-0.01°C90
January-August 18790.05°C105
January-August 18780.26°C135
January-August 18770.17°C122
January-August 1876-0.12°C46
January-August 1875-0.03°C76
January-August 1874-0.14°C43
January-August 1873-0.08°C57
January-August 1872-0.02°C84
January-August 18710.03°C99
January-August 18700.03°C99
January-August 18690.01°C93
January-August 1868-0.01°C90
January-August 1867-0.01°C90
January-August 18660.08°C114
January-August 18650.05°C105
January-August 1864-0.05°C67
January-August 1863-0.08°C57
January-August 1862-0.18°C33
January-August 1861-0.18°C33
January-August 1860-0.02°C84
January-August 18590.01°C93
January-August 1858-0.12°C46
January-August 1857-0.18°C33
January-August 1856-0.03°C76
January-August 1855-0.02°C84
January-August 1854-0.03°C76
January-August 18530.05°C105
January-August 1852-0.01°C90
January-August 1851-0.04°C71
January-August 1850-0.06°C62

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