Warm March
The last 12 months have been the warmest one year period in the NASA database since records began in 1880. According to the just released NASA GISS Global Temperature Data, March, 2015 is estimated to have been the fifth warmest month on record. Here are the top 20 months in rank order:
2007JAN93
2002MAR88
2010MAR87
1998FEB86
2015MAR84
2010APR82
2014SEP81
2015FEB78
2014MAY78
2014OCT77
2005OCT76
2015JAN75
2013NOV75
2010NOV75
1998JUN75
1995FEB75
2010FEB74
2006DEC74
2014DEC73
2014AUG73
Here is the monthly data covering the entire period of the instrumental record (1880 - present)
And, most…