Given the seasonal aspects of the later calendar and its associated religious festivals, this was presumably avoided through some form of intercalation or through the suspension of the calendar during winter.
Mengingat aspek musiman kalender itu terkait festival keagamaan, hal ini mungkin dihindari menggunakan beberapa bentuk interkalasi atau melalui suspensi (penghentian penggunaan sementara) kalender selama musim dingin.