Skip Content

Vital indicators of climate change - Global temperature

Vital indicators of climate change - Global temperature


Global mean temperature in 2019 was the second highest on record, about 1.1 °C above pre-industrial levels. Average temperatures for the five-year (2015-2019) and ten-year (2010-2019) periods were the highest on record.

Global mean temperature anomalies

Global mean temperature anomalies (relative to 1850-1900) from various independent datasets.
(Source: WMO Statement on the State of the Global Climate in 2019)

Global temperature datesets

  1. European Centre for Medium-Range Weather Forecasts
  2. Hadley Centre/Climate Research Unit of the University of East Anglia (UK)
  3. Japan Meteorological Agency
  4. US National Aeronautics and Space Administration
  5. US National Oceanic and Atmospheric Administration