It's official, Tampa Bay: December 2010 was the coldest December in recorded history. Overall, the average daily temperature, the high and the low divided by two, was about 10 degrees below the norm for the month. Tampa set a new record low at 53.2 degrees, besting the previous record of 54.5 degrees in 1935. It was even colder than January 2010's record-breaking cold snap. St. Petersburg's 56.3 degrees beat a record of 56.9, also from 1935. In Hernando County, Brooksville set a record at 52 degrees. The previous low was 54.1 in 1935. St. Leo, in Pasco County, also set...