Rubuta ci gaba don wannan sakin layi - Čech ya fara ne a wasan farko na Chelsea na kakar 2012-13, Garkuwar Al'umma ta 2012 da Manchester City, amma ya kasa tsaftace raga yayin da Chelsea ta sauka 3<unk>2 zuwa kwallaye daga Yaya Touré, Carlos Tevez da Samir Nasri. Ya kuma bayyana a gasar cin kofin UEFA ta karshe
za a buga a Monaco ta Stade Louis II, a cikin abin da ya yarda da kwallaye hudu yayin da Chelsea ta yi rashin nasara 4-1 ga masu cin Kofin Zakarun Turai na UEFA Atlético Madrid. A watan Oktoba na 2012, Čech ya ɗauki kambin kyaftin din yayin da kyaftin din Chelsea na yau da kullun John Terry ya kasance tare da dakatar da wasanni hudu.