Monthly surface temperature anomalies by decade, World

Average decadal deviation of a specific month's average surface temperature from the 1991-2020 mean, in degrees Celsius.

Note: The numbers 1 to 12 on the horizontal axis represent the months of the year, from 1 for January to 12 for December. Note that the decadal average for 2020, comprising fewer than thetypical 10 data points, may introduce greater uncertainty compared to other decades.

Monthly surface temperature anomalies by decade

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