There are two Types of Hindu Calendar in regards to month,
- Amavasyant calendar
- Purnimant Calendar
Amavasyant Calendar (Amanta Lunar Hindu Calendar)
In the Amavasyant Calendar the month begins with Amavasya or the new moon, till the next Amavasya. In the Amavasyant calendar Krishna Paksh comes first. It also called as The Amanta Lunar Hindu Calendar.
We can understand in, simple as Amavasya+Ant = Amavasyant
The Amavasyant Calendar is mainly followed in the southern and eastern states of India:
- West Bengal
Purnimant Calendar (Purnimanta Lunar Hindu Calendar)
In the Purnimant Calendar the month begins with the Purnima or the full moon, till the Purnima. In the Purnimant calendar Shukla Paksh comes first. It also called as The Purnimanta Lunar Hindu Calendar.
We can understand in, simple as Purnima+Ant = Purnimant
The Purnimant Calendar is mainly followed in the northern states of India:
- Himachal Pradesh
- Jammu and Kashmir
- Madya Pradesh
- Uttar Pradesh
*** But all the festival days still fall on the same day, but the name of the month may be different. For example, In North India, Sri Krishna Janmashtami falls on Bhadrapada Shukla Paksha Ashtami, In South India, Shravana Shukla Paksh Ashtami.