Sports

Christopher L. Gasper

Red Sox couldn’t rise without last year’s crash

The Red Sox are in the playoffs for the first time since 2009, and they bucked another trend: bad records in the month of September. Since their last postseason appearance, the Red Sox had finished at or below .500 in three straight seasons before posting a .640 winning percentage in this season's final month. A look at winning percentages by month for the past four Sox clubs:

Luke Knox/Globe staff