OAKVILLE, Ont. – Among Canadian TV web brands, The Weather Network sets the pace. The company set a new record for unique viewers in December as 6.86 million Canadians visited the cable channel’s web site, a 48% increase over the previous month. (A lot of December snow in the Greater Toronto Area and difficult storms in Vancouver probably helped too…) December’s record setting visits represent an increase of 25% over the same month in 2007. The data, from ComScore Media Metrix’s news and information category, shows that theweathernetwork.com was well in front of second place cbc.ca (4.46 million) and CanWest...