<P> Vancouver is also one of the wettest Canadian cities . However, precipitation varies throughout the metropolitan area . Annual precipitation as measured at Vancouver International Airport in Richmond averages 1,189 mm (46.8 in), compared with 1,588 mm (62.5 in) in the downtown area and 2,044 mm (80.5 in) in North Vancouver . The daily maximum averages 22 ° C (72 ° F) in July and August, with highs rarely reaching 30 ° C (86 ° F). </P> <P> The highest temperature ever recorded at the airport was 34.4 ° C (93.9 ° F) set on 30 July 2009, and the highest temperature ever recorded within the city of Vancouver was 35.0 ° C (95.0 ° F) occurring first on 31 July 1965, again on 8 August 1981, and finally on 29 May 1983. The coldest temperature ever recorded in the city was − 17.8 ° C (0 ° F) on 14 January 1950 and again on 29 December 1968 . </P> <P> On average, snow falls on nine days per year, with three days receiving 5 cm (2.0 in) or more . Average yearly snowfall is 38.1 cm (15.0 in) but typically does not remain on the ground for long . </P> <P> Winters in Greater Vancouver are the fourth mildest of Canadian cities after nearby Victoria, Nanaimo and Duncan, all on Vancouver Island . Vancouver's growing season averages 237 days, from 18 March until 10 November . Vancouver's 1981--2010 USDA Plant Hardiness Zone ranges from 8A to 9A depending on elevation and proximity to water . </P>

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