Kalashtami vs Kalabhairav Jayanti: What Is the Difference?

Quick answer: Kalashtami (Kala Ashtami) is the monthly day of Bhairava worship. It falls on every Krishna Paksha Ashtami, the eighth day of the waning moon, so it comes about twelve times a year. Kalabhairav Jayanti is one of those Ashtamis: the Krishna Ashtami of Margashirsha (Kartika Bahula Ashtami in the Telugu and other amanta calendars), kept as Bhairava's appearance day. In 2026 the Jayanti is on Tuesday 1 December in India. The next Kalashtami after it is Wednesday 30 December.

In short, every Kalabhairav Jayanti is a Kalashtami, but only one Kalashtami a year is the Jayanti. The rest of this page explains how the two compare, how their dates are fixed, and what changes in practice.

Side-by-side comparison

Kalashtami dates in 2026 from our Panchangam

We only list dates that our own day-by-day Panchangam pages have published (Hyderabad, checked against Drik Panchang). For other months, open that month's Panchangam pages.

Note on month names: the same Ashtami has two names because North India counts the month as ending at the full moon (purnimanta), while Andhra Pradesh, Telangana, Karnataka, Maharashtra and Gujarat count it as ending at the new moon (amanta). The day is the same. That is why a Telugu calendar prints Kalabhairav Jayanti as Kartika Bahula Ashtami while a Hindi calendar prints Margashirsha Krishna Ashtami.

How the date is fixed, and why abroad it can move

Both days are fixed by the Ashtami that prevails at night, because Bhairava is worshipped at night. Our main Kalabhairav Jayanti 2026 guide uses the Ashtami running at local midnight. Because the tithi begins at the same instant everywhere, its local clock time shifts with your time zone, and the "night" can land on a different date.

Kalabhairav Jayanti 2026, Ashtami at local time (computed with our panchang engine):

The same effect applies to monthly Kalashtami. For example, on the North American west coast (San Francisco, Vancouver) Drik Panchang lists the 30 December Kalashtami on Wednesday 30 December, while the strict midnight rule points to late Tuesday night, 29 December; follow your temple. If you live abroad, work out each month's Kalashtami from a panchang set to your own city, or follow your temple's calendar. Do not convert India's clock times into your time zone.

What changes in practice

The way of worship is the same on both days. What changes is the scale.

On a monthly Kalashtami, a short evening observance is enough: a sesame-oil or mustard-oil lamp, a few flowers, "Om Kalabhairavaya Namah" or "Om Namah Shivaya", and the Kalabhairava Ashtakam if time allows. Many devotees who keep Kalashtami every month do it this way after work.

On the Jayanti, families add more:

• A fast until the evening puja, or a single sattvic meal, for those who are healthy enough.
• The story of Bhairava's appearance. Read our Kalabhairav Jayanti vrat katha, which follows the Kashi Khanda of the Skanda Purana and notes how other versions differ.
• A longer night vigil with bhajans or japa.
• A visit to a Shiva or Bhairava temple if one is near you. Bhairava temples in India hold their main festival of the year on this day. Check the temple's official site for its programme.

For mantras and the fuller puja, see how to pray to Lord Kalabhairava. For other fasts in the same month, see the December 2026 vrat and fasting calendar.

Health note: a monthly fast twelve times a year is a real commitment. If you are pregnant or nursing, elderly, diabetic, unwell or on medication, keep Kalashtami with prayer and normal meals, or ask your doctor before fasting.

Kalashtami, Masik Krishna Janmashtami and other Ashtamis

Three different observances can share a Krishna Ashtami, and they are easy to mix up:

• Kalashtami is for Kala Bhairava, every Krishna Ashtami.
• Masik Krishna Janmashtami is a monthly remembrance of Krishna's birth on the same tithi, kept by some Vaishnava families. Our Panchangam pages list it alongside Kalashtami on each of the four dates in the table above.
• Named Ashtamis such as Ahoi Ashtami (1 November 2026) have their own story and vrat, and can fall on a Kalashtami as well.

Shukla Paksha Ashtami (the waxing-moon eighth day, for example Durgashtami) is not Kalashtami.

Frequently asked questions

Is Kalashtami the same as Kalabhairav Jayanti?

Not quite. Kalashtami is every Krishna Paksha Ashtami. Kalabhairav Jayanti is the Margashirsha Krishna Ashtami, the one Kalashtami a year kept as Bhairava's appearance day.

When is Kalabhairav Jayanti 2026?

Tuesday 1 December 2026 in India (Drik Panchang). The night of Monday 30 November in North America, the UK and the Gulf, and Tuesday 1 December in Singapore, Malaysia, Australia and New Zealand, by our calculation.

When is the next Kalashtami after the Jayanti?

Wednesday 30 December 2026 in India, according to our Panchangam for that day.

Why is Kalabhairav Jayanti in Kartika in Telugu calendars?

Telugu calendars are amanta: the month ends at the new moon. The same Krishna Ashtami that North India calls Margashirsha falls in Kartika Bahula Paksha in the amanta reckoning.

Do I have to fast on every Kalashtami?

No. A lamp and a prayer on the evening of Kalashtami is a complete observance. Fasting is a personal choice, and people with health conditions should not fast without medical advice.

Sources

Sources: Kalashtami dates from HinduTone's day Panchangam pages (Hyderabad, checked against Drik Panchang); India's Jayanti times from Drik Panchang via our main guide; local times computed with HinduTone's panchang engine (Drik Panchang method); Skanda Purana, Kashi Khanda, Purvardha, chapter 31, tr. G. V. Tagare (wisdomlib.org).