The average temperature across global land and ocean surface temperatures combined for March 2015 was 0.85°C (1.53°F) higher than the 20th century average of 12.7°C (54.9°F). This marks the highest March temperature in the 136-year period of record, surpassing the previous record of 2010 by 0.05°C (0.09°F). The Northern Hemisphere had its second highest March temperature on record, behind only 2008, while the Southern hemisphere tied with 2002 for third highest.
Our 2015 count looks like this:
March was the hottest March on record;
February was the second hottest February on record;
January was the second hottest January on record.
So far, 2015 has one hottest month and two second hottest months ever recorded.
For the last 12 months, the tally is:
March 2015 was the hottest March ever recorded;
February 2015 was the second hottest February ever recorded;
January 2015 was the second hottest January ever recorded;
December 2014 was the hottest December ever recorded;
November 2014 was the 7th hottest November ever recorded;
October 2014 was the hottest October ever recorded;
September 2014 was the hottest September ever recorded;
August 2014 was the hottest August ever recorded;
July 2014 was the fourth hottest July ever recorded;
June 2014 was the hottest June ever recorded;
May 2014 was the hottest May ever recorded;
April 2014 tied 2010 as the hottest April ever recorded.
So, let's see what the score is for the last 12 months: one 7th hottest month, one 4th hottest months, three 2nd hottest months and seven hottest months ever.
Ten of the last twelve months were either the hottest or second hottest ever recorded.