FOXBORO — There were only two certainties Sunday: The driving rain and the driving legs of LeGarrette Blount.

Blount established a new Patriots franchise record with 334 all-purpose yards, rushing for 189 yards and two touchdowns while returning two key kicks 145 yards to lead the Patriots to a 34-20 win over the Bills at waterlogged Gillette Stadium.

FOXBORO — The Patriots put the capper on the 2013 regular season and clinched the second seed in the AFC playoffs with a 34-20 win over the Bills Sunday at Gillette Stadium.

New England ends the regular season with a 12-4 mark, and will have wild card weekend off as they prepare to host a divisional playoff game the following weekend at Gillette.

FOXBORO — In a season already marred by season-ending injuries to five starters, the Patriots watched their Pro Bowl left guard Logan Mankins helped off the field with an ankle injury. The Patriots listed his return as questionable. Just two series later, Mankins was back on the field.

FOXBORO — The Patriots will have to earn their first-round bye.

The Bengals beat the Ravens, 34-17, in Cincinnati and the Colts beat the Jaguars, 30-10, at Indianapolis. Those two results mean the Patriots will have to beat the Bills to earn a weekend off when the playoffs begin next weekend.

FOXBORO — The following players were listed as inactive for Sunday’s game against the Bills: linebacker Steve Beauharnais, safety Devin McCourty, cornerback Alfonzo Dennard, wide receiver Josh Boyce, defensive end Jake Bequette, defensive tackle Isaac Sopoaga and offensive lineman Chris Barker. Here’s what the moves mean and who is most affected.

FOXBORO — Steady rain and winds are expected for the regular season finale Sunday at Gillette Stadium.

The rain is expected to begin well before the 4:25 p.m. kickoff and continue throughout the game. Temperatures are expected in the low 40s before dropping into the upper 30s by the end of the game.

FOXBORO — The knee injury that has clearly slowed down Brandon Spikes will require surgery after the season, according to a report from the Boston Globe.

The Patriots announced Saturday they have signed safety Kanorris Davis and defensive back Justin Green to the 53-man roster from the practice squad.

Four members of the Patriots were selected to the 2014 NFL Pro Bowl, the league announced Friday: Quarterback Tom Brady, guard Logan Mankins, wide receiver Matthew Slater (special teams) and cornerback Aqib Talib

FOXBORO — One day after releasing defensive back Marquice Cole for a fourth time this season, the Patriots cut ties with veteran receiver Austin Collie on Friday for a second time in 2013. The move leaves the Patriots with just 51 players on their active roster, two shy of the limit.