The maximum CET was the warmest since 2004. Interestingly the minimum CET was actually cooler than August 2012 but still the 20th warmest on record.
The maximum CET of 29.7C on the 1st was the warmest since 25th July 2006. Only 3 days in July 2006 saw a maximum CET exceed 30C.
The summer CET finishes at 16.31C (calculated using daily means rather than simply averaging the 3 monthly figures which gives 16.27C per Hadley http://www.metoffice.gov.uk/hadobs/hadcet/ssn_HadCET_mean_sort.txt).
2006 and 2003 were both about 1C warmer than 2013 at 17.23C and 17.33C respectively. 1995 was the warmest summer in recent times at 17.37C with 1976 the warmest ever with 17.77C. 1997 was also warmer than 2013 with 16.57C.
2013 is the 8th warmest summer since 1976 based on the CET mean. The maximum CET was the 17th warmest on record and the 7th warmest since 1976.