Indian calendars
Purnimanta and Amanta Calendars: Regional Variations Across India
Why North Indian months end on Full Moon (Purnima) while South and West Indian months end on New Moon (Amavasya).
The Hindu lunar calendar calculates months using one of two reckoning methods:
View current lunar month dates on [NaamSetu Calendar](https://panchang.naamsetu.in/calendars).
## Purnimanta System In the Purnimanta scheme (followed in North and East India), the month begins on the day after Full Moon (*Purnima*) and ends on the next Full Moon.
## Amanta System In the Amanta scheme (followed in Maharashtra, Gujarat, South India), the month begins on the day after New Moon (*Amavasya*) and ends on the next New Moon.
## Festival Alignment Because festivals are linked to specific Tithis and Pakshas (bright or dark fortnight), major celebrations occur on the exact same astronomical day throughout India.
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Indian Festivals & Calendar
Explore Vikram/Saka Samvat dates, festivals, and fasting days.