Warmest 12-Month Period for Topeka

Based on weather records that date back to June 1887, this past winter saw Topeka record its lowest snowfall total and second warmest average temperature.   March temperatures averaged to be the warmest for that month on record, and April's average temperature also well above normal.  Temperatures during the summer months of 2011 were the third warmest on record for that season.  These nearly consecutive periods of much above normal temperatures has placed the past 12 months as the warmest 12 consecutive months on record for Topeka.


Top 10 Warmest Consecutive 12-Month Periods for Topeka

Temperature Departure
(from 1981-2010 normals)

 Warmest  May 2011  April 2012  +4.5°F
 2nd Warmest  September 1933 – August 1934  +4.3°F
 3rd Warmest (tie)    February 1938 – January 1939  +4.2°F
 3rd Warmest (tie)  April 2011 – March 2012  +4.2°F
 5th Warmest (tie)  April 1934 – March 1935  +4.1°F
 5th Warmest (tie)  December 1933 – November 1934 
 7th Warmest  November 1933 – October 1934  +4.0°F
 8th Warmest  August 1938 – July 1939  +3.8°F
 9th Warmest (tie)  January 1938 – December 1938  +3.7°F
 9th Warmest (tie)  May 1934 –- April 1935  +3.7F
 9th Warmest (tie)  August 1933 – July 1934  +3.7°F


For Concordia, where weather data began being recorded in May 1885, the most recent 12 consecutive months were warm, but as extreme, tying for the 21st warmest such period, however for the contiguous United States., this period is also the warmest on record. 


Top 10 Warmest Consecutive 12-Month Periods for the Contiguous United States
Rank   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 
 4th Warmest  April 2011 – March 2012 +2.61°F
 5th Warmest  September 2005 – August 2006 +2.56°F
 6th Warmest (tie)    August 2005 – July 2006 +2.54°F
 6th Warmest (tie)  September 1999 – August 2000 +2.54°F
 8th Warmest  July 1999 – June 2000 +2.51°F
 9th Warmest (tie)  June 1999 – May 2000 +2.46°F
 9th Warmest (tie)  August 1999 – July 2000 +2.46°F


The period-of-record for the national data begins January 1895 and is provided by the National Climatic Data Center (NCDC).  For further details, please visit this page.




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