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Second Warmest March since 1880

Posted by feww on April 19, 2017

State of the Climate: Global Climate Report – March 2017

March 2017 was the second warmest since global temperature records began in 1880, with the average temperature (combined global land and SST) rising 1.05°C (1.89°F) above the 20th century average of 12.7°C (54.9°F).

  • Record March 2016 temperature was 0.18°C (0.32°F) higher.
  • March 2017 marks the first time since April 2016 that the global land and ocean temperature departure from average was greater than 1.0°C (1.8°F).

Land – March 2017

Global land temperature during January–March 2017 was also the second highest on record at 1.75°C (3.15°F) above the 20th century average of 3.7°C (38.5°F). Record March 2016 was warmer by 0.31°C (0.56°F).

SST

SST in March 2017 was 0.71°C (1.28°F) above the 20th century average of 15.9°C (60.7°F). This was the second highest March in the 138-year record, behind 2016 by 0.10°C (0.18°F) and ahead of 2015 by +0.08°C (0.14°F).

Q1 -2017

Land and SST temperature for Q1 (January–March) was 0.97°C (1.75°F) above the 20th century average of 12.3°C (54.1°F)—the second highest such period in the 138-year record. This value trails behind the record year set in 2016 by 0.18°C (0.32°F).

Land  temperature for the same period was also the second highest on record at 1.75°C (3.15°F) above the 20th century average of 3.7°C (38.5°F). This value was behind the record warm 2016 by 0.31°C (0.56°F).

SST for the period was 0.68°C (1.22°F) above the 20th century average of 15.9°C (60.6°F)—also the second highest in the 138–year record, behind 2016 by 0.14°C (0.25°F).

Arctic Sea Ice Extent
March 2017 sea ice extent was 7.5 percent below the 1981-2010 average—the smallest March ice cover since satellite records began in 1979.

Antarctic Sea Ice Extent

March 2017 sea ice extent was 34.2 percent below the 1981-2010 average—the smallest March ice cover on record.

NOAA National Centers for Environmental Information, State of the Climate: Global Climate Report for March 2017, published online April 2017, retrieved on April 19, 2017 from https://www.ncdc.noaa.gov/sotc/global/201703.

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