Old Rocks
Diamond Member
2012 Warmth | Ten Warmest 12-month consecutive periods of the CONUS Record
Ten Warmest 12-month consecutive periods of the CONUS Record
These are the warmest 12-month periods on record for the contiguous United States. The record begins January 1895.
Rank
Consecutive 12-month Period
Temperature Departure
(from 20th Century Average)
Warmest
May 2011 April 2012*
+2.80°F
2nd Warmest
November 1999 October 2000
+2.70°F
3rd Warmest
October 1999 September 2000
+2.65°F
4th Warmest
April 2011 March 2012*
+2.61°F
5th Warmest
September 2005 August 2006
+2.56°F
6th Warmest
August 2005 July 2006
+2.54°F
September 1999 August 2000
+2.54°F
8th Warmest
July 1999 June 2000
+2.51°F
9th Warmest
June 1999 May 2000
+2.46°F
August 1999 July 2000
+2.46°F
*
Ten Warmest 12-month consecutive periods of the CONUS Record
These are the warmest 12-month periods on record for the contiguous United States. The record begins January 1895.
Rank
Consecutive 12-month Period
Temperature Departure
(from 20th Century Average)
Warmest
May 2011 April 2012*
+2.80°F
2nd Warmest
November 1999 October 2000
+2.70°F
3rd Warmest
October 1999 September 2000
+2.65°F
4th Warmest
April 2011 March 2012*
+2.61°F
5th Warmest
September 2005 August 2006
+2.56°F
6th Warmest
August 2005 July 2006
+2.54°F
September 1999 August 2000
+2.54°F
8th Warmest
July 1999 June 2000
+2.51°F
9th Warmest
June 1999 May 2000
+2.46°F
August 1999 July 2000
+2.46°F
*