2021 was Warmest Year on Record for 1.8 Billion People
Given the uncertainties associated with temperature measurements, the years 2015, 2018, and 2021 are essentially tied as the fifth, sixth, and seventh warmest years.
- Given the uncertainties associated with temperature measurements, the years 2015, 2018, and 2021 are essentially tied as the fifth, sixth, and seventh warmest years.
- While the global average temperature did not set a new record in 2021, China, Nigeria and 23 other countries experienced their warmest year on record in 2021.
- Approximately 1.8 billion people worldwide experienced a record-warm annual average in 2021.
- For local temperature trends: In 2021 locations home to about 1.8 billion people saw record high annual averages.