The numbers are in, and the Patriots are facing the tenth most difficult strength of schedule (SoS) based the 2013 win percentages. While that can be an indicator on the upcoming season, it should also be taken with a grain of salt (or maybe the whole damn shaker ... or grinder, if that's your thing). Some teams are perennial power houses (see Patriots, New England). some are perennial basement dwellers (see Browns, Cleveland), others experience more ups and downs than the Kingda Ka roller coaster (see teams in the same state as the Kingda Ka roller coaster).
As teams gain and lose coaching staff and elite players, the landscape can change drastically. By the time injuries take their toll through the season, tougher teams can be easier, and easier teams can be much tougher. Just note how the SoS is centered around 0.500 (50%), emphasizing the "any given Sunday" parity that the league loves so much.
As Greg pointed out, the Patriots opponents are: