December 2012 Global Temperature Anomalies
It was a month of extreme contrasts across the Northern Hemisphere with extremely cold air in Alaska and NW Canada as well as central Asia and at the same time well above normal temperatures across eastern North America.. The geographic area of above normal temperatures exceed the area of below normal temperatures for another month. The global data set extends from 1880-2012 (133 years)
Global Highlights (from NOAA/NCDC):
- The average combined global land and ocean surface temperature for December 2012 was the 18th warmest December since records began in 1880, at 0.41°C (0.74°F) above the 20th century average of 12.2°C (54.0°F).
- The globally-averaged land surface temperature for December 2012 was the 49thwarmest December on record, at 0.21°C (0.38°F) above average. The globally-averaged ocean surface temperature was the sixth warmest December on record, at 0.47°C (0.85°F) above average.
- The average combined global land and ocean surface temperature for January–December 2012 was the 10th warmest such period on record, at 0.57°C (1.03°F) above the 20th century average. Note: See the map below>>>>>>>