New Record High Temperature At South Pole
New submitter Titus Andronicus writes "The South Pole experienced its highest-ever recorded temperature of -12.3C (+9.9F) on December 25, 2011, according to preliminary reporting from the Antarctic Meteorological Research Center at the University of Wisconsin."
see http://amrc.ssec.wisc.edu/blog/2011/12/29/update-on-record-high-temperatures-at-south-pole-and-aws-sites/
"Here is an update on the South Pole and nearby Nico and Henry Automatic Weather Stations (AWS) record high temperatures recorded on 25 December 2011:
-- The prior record high temperature at South Pole was recorded on 27 December 1978, not on 12 December 1978, as misquoted in some sources.
-- Preliminary assessment of the record high at Nico AWS was -8.2C or 17.2F on 25 December 2011. This breaks the previous known record of -13.9C or 7F recorded on 4 January 2010.
-- Preliminary assessment of the record high at Henry AWS was -8.9C or 16F on 25 December 2011. This break the previous known record of -14.5C or 5.9F on 5 January 2010."
previous temp high was in Dec 1978, detail records have been kept since mid 1950's.
approximate annual average temperature records through ice cores date back about 800,000 years.