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The monthly anomaly of the global average surface temperature in December 2024 (i.e. the average of the near-surface air temperature over land and the SST) was +0.65°C above the 1991-2020 average (+1.20°C above the 20th century average), and was the 2nd warmest since 1891. On a longer time scale, global average surface temperatures have risen at a rate of about 0.79°C per century.
1st. 2023(+0.73°C), 2nd. 2024(+0.65°C), 3rd. 2015(+0.61°C), 4th. 2019(+0.48°C), 5th. 2021(+0.26°C)