Festival guide

Purnima

पूर्णिमा

Full Moon day - auspicious for most activities and worship.

At a glance

How is Purnima dated?

Purnima is a recurring Hindu observance calculated from its Panchang rule. Samvat explains the tithi, significance, and date logic.

Also known as: Purnima Vrat, Full Moon Day, Pournami.

Gregorian date

Recurring every lunar month

Hindu date

Purnima

Tithi checked at

Sunrise

Why this date?

Occurs monthly when the Moon reaches the 15th tithi of Shukla paksha, calculated when Moon is 180° opposite to the Sun. The Moon is at maximum brightness on this night.

Learn how Hindu calendar dates are calculated

Purnima tithi and Panchang details

Date determined by

Lunar tithi

Category

Vrat or fasting day

Dietary practice

Fasting

Significance

Moon at full power. Sacred day for Satyanarayan Puja.

Traditions and Regions

Traditions

Satyanarayan KathaRiver bathingFasting

Observed in

Pan-India

Purnima dates by year

Common questions

How is Purnima dated?

Purnima is a recurring Hindu observance calculated from its Panchang rule. Samvat explains the tithi, significance, and date logic.

What is the tithi for Purnima?

The Hindu date is calculated separately each year from the tithi, paksha, and Hindu month for Purnima. Choose a year above to see the details.

Can the date differ by city?

Yes. Panchang values depend on sunrise, sunset, moonrise, and timezone. Samvat's public festival page uses an India-baseline calculation; local observance can differ by city, sampradaya, or family tradition.