NFL MVP September trends show a clear pattern: every MVP winner over the past decade posted at least 200 passing yards per game in September, with completion percentages spanning 57.1% to 73.7%. Brady (2017) led Sept passing yards (364/game) and Mahomes (2018) owned the Sept TD pace (13). Last season’s standout Josh Allen produced 814 yards and 7 TDs in September, setting the stage for a big year. Across the decade, MVP QBs averaged 67.2% completion, 7.5 TDs, and 269.6 passing yards per September game, underscoring accuracy, scoring, and big-yard outputs as hallmarks of early MVP campaigns.