event was in the first weeks of February 2010 when Sydney received some of the highest rainfalls in 25 years, which caused flash flooding and traffic chaos.
The Bureau of Meteorology has reported that 2002 through 2005 were the warmest summers in Sydney since records began in 1859. The summer of 2007�2008, however, proved to be one of the coolest summers on record. Warmer and drier conditions came back in 2009 and 2010, when above-average temperatures were recorded. In 2009, the dry conditions brought a severe dust storm towards eastern Australia. In 2011, above-average rainfall was recorded.
Average annual temperature of the sea is above 21 �C (70 �F), from 19 �C (66 �F) in July to 24 �C (75 �F) in January
