If you thought you missed out on best-of-the-year car deals on Black Friday, forget about it. If last year is any indication, December is the best time to get a great deal.

Neither Fridays nor November are the best times to get the biggest discounts on cars and trucks, according to Edmunds.com's analysis of the past four years of sales transaction data.

Rather car shoppers can look for some of the best deals in December and January.