Weather Talk: December has been historically cold so far

Despite the warmup over the past couple of days, December has been historically cold so far. Subscribe to WBAL on YouTube now for more: http://bit.ly/1oJSRCN Get more Baltimore news: http://www.wbaltv.com Like us:   / wbaltv11   Follow us:   / wbaltv11   Instagram:   / wbaltv11