Premier League managers who are feeling the heat may want to look away now — because history suggests the most turbulent period of the managerial calendar is approaching fast.

Statistics from the competition's 34 completed seasons reveal a striking pattern: November and December account for nearly a third of all in-season departures. Club boards have long favoured the autumn international break as the moment to pull the trigger, often with an eye on the winter transfer window, which arrived in England in 2003.

A brief history of ruthlessness

Few dismissals captured the cold-blooded nature of top-flight decision-making quite like Charlton Athletic's Les Reed being let go on Christmas Eve in 2006, just 40 days into the job and with only one Premier League win to his name. That record for the shortest tenure stood for nearly two decades until Sam Allardyce clocked just 30 days at Leeds United in 2022-23, a spell that ended in relegation. Ange Postecoglou lasted 39 days at Nottingham Forest the following year.

Some high-profile names have also fallen in November. Chelsea's Roberto di Matteo was dismissed in that month in 2012, only months after steering the club to an FA Cup and Champions League double as caretaker. Mauricio Pochettino lost his position at Tottenham Hotspur in November 2019, and Ole Gunnar Solskjaer was relieved of his duties at Manchester United in November 2021. December claimed Jose Mourinho twice — Chelsea in 2015 and Manchester United in 2018.

Patience wearing thin

Last season's average tenure for dismissed managers stood at 310 days — the second lowest in Premier League history, surpassed only by the 154-day average recorded in 1994-95. After a period of relative stability during the pandemic era, owner patience has since declined steadily.

A record nine clubs began this campaign with new permanent managers. Five of them currently sit in the bottom half of the table. The grave financial consequences of relegation, amplified by relentless social media scrutiny, are pushing boards to act with increasing speed.

Who is in the frame?

Manchester United's Michael Carrick faces the most intense spotlight after a 4-1 UEFA Champions League defeat away at Como left him applauding travelling supporters alone at full-time. Midfielder Bruno Fernandes appeared to question Carrick's tactical approach in Como, a signal that tension is building inside the dressing room. Match of the Day pundit Nedum Onuoha noted: