Tuesday, April 17, 2012

Global Temperature Anomalies March 2012

State of the Climate: Global Analysis - March 2012
State of the ClimateGlobal AnalysisMarch 2012
Global Highlights (from NOAA/NCDC).
The combined average temperature over global land and ocean surfaces for March 2012 was the 16th warmest on record at 13.16°C (55.73°F), which is 0.46°C (0.83°F) above the 20th century average of 12.7°C (54.9°F). The margin of error associated with this temperature is ± 0.07°C (0.13°F). March 2012 is the coolest March since 1999. However, it also marks the 36th consecutive March and 325th consecutive month with a global temperature above the 20th century average. The last March with below-average temperature was March 1976 and the last month with below-average temperature was February 1985.
Separately, the global land surface temperature was 0.73°C (1.31°F) above the 20th century average of 5.0°C (40.8°F), making this the 18th warmest March on record. The margin of error is ± 0.13°C (0.23°F). Warmer-than-average conditions occurred across nearly all of Canada, the contiguous United States, Mexico, Europe, Argentina, Peru, and parts of northern and central Russia, India, China, and eastern Brazil. Cooler-than-average regions included Alaska, Australia, eastern and western Russia, and parts of New Zealand.Separately, the global land surface temperature was 0.73°C (1.31°F) above the 20th century average of 5.0°C (40.8°F), making this the 18th warmest March on record. The margin of error is ± 0.13°C (0.23°F).
The March global ocean surface temperature was 0.35°C (0.63°F) above the 20th century average of 15.9°C (60.7°F), tying with 1988 and 1990 as the 14th warmest March on record. The margin of error is ± 0.04°C (0.07°F). The warmth was most pronounced across the north central Pacific Ocean, the North Atlantic Ocean, much of the eastern Indian Ocean, and portions of the mid-latitude Southern oceans.The March global ocean surface temperature was 0.35°C (0.63°F) above the 20th century average of 15.9°C (60.7°F), tying with 1988 and 1990 as the 14th warmest March on record. The margin of error is ± 0.04°C (0.07°F).

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