The 2013 NFL season was the 94th season in the history of the National Football League (NFL) and the 48th of the Super Bowl era. The season saw the Seattle Seahawks capture the first championship in the franchise's 38 years in the league with a lopsided victory over the Denver Broncos in Super Bowl XLVIII, the league's championship game. The Super Bowl was played at MetLife Stadium in East Rutherford, New Jersey, on Sunday, February 2, 2014. It was the first Super Bowl hosted by New Jersey and the first to be held outdoors in a cold weather environment. The Seahawks scored 12 seconds into the game and led the rest of the way on the back of their Legion of Boom defense.

The National Football League (NFL) is a professional American football league that consists of 32 teams, divided equally between the American Football Conference (AFC) and the National Football Conference (NFC). The NFL is one of the major professional sports leagues in the United States and Canada and the highest professional level of American football in the world. Each NFL season begins annually with a three-week preseason in August, followed by the 18-week regular season which runs from early September to early January, with each team playing 17 games and having one bye week. Following the conclusion of the regular season, seven teams from each conference advance to the playoffs, a single-elimination tournament that culminates in the Super Bowl, which is contested in February and is played between the winners of the AFC and NFC championship games.