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Home > Global Warming > Global Temperature > Summer (June to August)

Seasonal Anomalies of Global Average Surface Temperature in Summer (June to August) (1891 - 2023)

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The seasonal anomaly of the global average surface temperature in Summer (June to August) 2023 (i.e. the average of the near-surface air temperature over land and the SST) was +0.58°C above the 1991-2020 average (+1.12°C above the 20th century average), and was the warmest since 1891. On a longer time scale, global average surface temperatures have risen at a rate of about 0.73°C per century.

Five Warmest Years (Anomalies)

1st. 2023(+0.58°C), 2nd. 2016(+0.30°C), 3rd. 2019(+0.28°C), 4th. 2022,2021,2020(+0.27°C)


  • Seasonal Anomalies of Global Average Surface Temperature
  • Distribution of Surface Temperature Anomalies