Assamese Calendar

Assamese Calendar 2018

The Assamese festival calendar (Bohag Bihu new year). Assamese festivals and vrats month by month, with the date and tithi timing of each observance.

September 2018

Bhaskarabda 1425

Bhado – Ahin

Sun
Mon
Tue
Wed
Thu
Fri
Sat

Timings shown for New Delhi (IST) at sunrise - use the city box at the top to change it. Solar months begin by each tradition's own Sankranti rule (same-day, next-day, sunset or aparahna). Era years and lunar month names follow standard Vedic calculations and may differ slightly from regional almanacs around an Adhik Maas.

Assamese Calendar 2018 - festivals and vrats through the year

The Assamese Calendar lists 16 dates in 2018, opening with Uruka (Magh Bihu Eve) on 13 January and closing with Raas Mahotsav on 23 November. October is the fullest month with 4 dates. The year runs through Bhaskarabda 1424 – 1425. 2018 carries an Adhik Maas (Jyeshtha (Adhik)), the extra lunar month that pushes several festivals later than usual.

January 2018 Puh – Magh

Date Day Festival / Vrat Tithi
13 Jan Sat Uruka (Magh Bihu Eve)

The feasting night before Magh Bihu, with community bhojas around the meji bonfire.

Krishna Dwadashi
14 Jan Sun Magh Bihu (Bhogali Bihu)

The harvest Bihu of plenty on Makar Sankranti, marked by feasts and the burning of the meji.

Krishna Trayodashi
22 Jan Mon Saraswati Puja (Vasant Panchami)

The worship of Goddess Saraswati on Magha Shukla Panchami.

Shukla Panchami

February 2018 Magh – Fagun

Date Day Festival / Vrat Tithi
13 Feb Tue Maha Shivaratri

The great night of Lord Shiva.

Krishna Trayodashi

March 2018 Fagun – Sot

Date Day Festival / Vrat Tithi
1 Mar Thu Doul Utsav (Holi)

The Assamese festival of colours on the full moon of Phalguna.

Shukla Chaturdashi

April 2018 Sot – Bohag

Date Day Festival / Vrat Tithi
14 Apr Sat Bohag Bihu (Rongali Bihu)

Assam's spring new-year Bihu of Husori song, dance and feasting, as the Sun enters Mesha.

Krishna Trayodashi

June 2018 Jeth – Ahar

Date Day Festival / Vrat Tithi
15 Jun Fri Mithun Sankranti

The Sun's entry into Mithuna, observed across Assam.

Shukla Dwitiya
22 Jun Fri Ganga Dashahara

The descent of the Ganga, on Jyeshtha Shukla Dashami.

Shukla Dashami

August 2018 Xaon – Bhado

Date Day Festival / Vrat Tithi
17 Aug Fri Manasa Puja

The serpent goddess Manasa is worshipped at the close of Shravana for protection and fertility.

Shukla Saptami

September 2018 Bhado – Ahin

Date Day Festival / Vrat Tithi
3 Sep Mon Janmashtami

The midnight birth of Lord Krishna.

Krishna Ashtami

October 2018 Ahin – Kati

Date Day Festival / Vrat Tithi
16 Oct Tue Durga Puja — Maha Ashtami

The eighth day of Durga Puja, the height of the autumn festival.

Shukla Saptami
18 Oct Thu Kati Bihu (Kongali Bihu)

The austere Bihu of lamps lit in the paddy fields and before the Tulsi for a good harvest, as the Sun enters Tula.

Shukla Navami
19 Oct Fri Vijayadashami

The immersion of Durga and the victory of good over evil.

Shukla Dashami
23 Oct Tue Lakshmi Puja

Kojagari Lakshmi Puja on the full moon of Ashwina.

Shukla Chaturdashi

November 2018 Kati – Aghun

Date Day Festival / Vrat Tithi
7 Nov Wed Kali Puja (Diwali)

The worship of Goddess Kali on the new moon of Kartika.

Krishna Amavasya
23 Nov Fri Raas Mahotsav

The Raas Leela of Krishna, celebrated grandly in the Satras of Majuli on Kartika Purnima.

Shukla Purnima

Months of the Assamese Calendar in 2018

The Assamese Calendar does not begin its year on 1 January, so each of its months straddles two Gregorian ones. These are the months that ran through 2018, covering Bhaskarabda 1424 – 1425. A month marked part is one the Gregorian year cuts short at its own start or end.

Month Begins Ends Days
Puh part 1 Jan 2018 14 Jan 2018 14
Magh 15 Jan 2018 13 Feb 2018 30
Fagun 14 Feb 2018 14 Mar 2018 29
Sot 15 Mar 2018 14 Apr 2018 31
Bohag 15 Apr 2018 15 May 2018 31
Jeth 16 May 2018 15 Jun 2018 31
Ahar 16 Jun 2018 16 Jul 2018 31
Xaon 17 Jul 2018 17 Aug 2018 32
Bhado 18 Aug 2018 17 Sep 2018 31
Ahin 18 Sep 2018 17 Oct 2018 30
Kati 18 Oct 2018 16 Nov 2018 30
Aghun 17 Nov 2018 16 Dec 2018 30
Puh part 17 Dec 2018 31 Dec 2018 15

What happened in the sky in 2018

Beyond the dates the Assamese Calendar lists, 2018 brought 5 eclipses - 3 solar and 2 lunar - of which 2 were above the horizon somewhere in India. The year also carried an Adhik Maas, the extra lunar month of Jyeshtha, running from 16 May 2018 to 13 June 2018. Saraswati Puja (Vasant Panchami) fell on 22 January, 10 days earlier in the year than in 2017 - a lunar year runs about eleven days short of a solar one.

Eclipses of 2018

Date (IST) Eclipse Assamese date Seen from India
31 Jan 6:59 PM Total lunar eclipse (Chandra Grahan) Magh Purnima Yes - Sutak observed
16 Feb 2:21 AM Partial solar eclipse (Surya Grahan) 3 days after Maha Shivaratri Fagun Shukla Pratipada Not visible
13 Jul 8:31 AM Partial solar eclipse (Surya Grahan) Ahar Amavasya Not visible
28 Jul 1:51 AM Total lunar eclipse (Chandra Grahan) Xaon Krishna Pratipada Yes - Sutak observed
11 Aug 3:16 PM Partial solar eclipse (Surya Grahan) Xaon Amavasya Not visible

Sutak Kaal was observed for 2 of these.

Guru and Shani in 2018

Date Graha Sign change
11 Oct 7:30 PM Guru (Jupiter) Tula → Vrishchika

Jupiter takes about a year to cross a sign, Saturn about two and a half.

Frequently asked questions about the Assamese Calendar 2018

How many festivals and vrats does the Assamese Calendar list in 2018?

The Assamese Calendar lists 16 dates in 2018. The first is Uruka (Magh Bihu Eve) on Saturday, 13 January 2018, and the last is Raas Mahotsav on Friday, 23 November 2018.

What are the main festival dates in the Assamese Calendar for 2018?

The first major observances of 2018 are:

  • Uruka (Magh Bihu Eve) - Saturday, 13 January 2018
  • Magh Bihu (Bhogali Bihu) - Sunday, 14 January 2018
  • Saraswati Puja (Vasant Panchami) - Monday, 22 January 2018
  • Maha Shivaratri - Tuesday, 13 February 2018
  • Doul Utsav (Holi) - Thursday, 1 March 2018
  • Bohag Bihu (Rongali Bihu) - Saturday, 14 April 2018
Which month of 2018 has the most observances in the Assamese Calendar?

October 2018 is the fullest month with 4 dates, including Durga Puja — Maha Ashtami, Kati Bihu (Kongali Bihu), Vijayadashami, Lakshmi Puja.

Which traditional year does 2018 correspond to in the Assamese Calendar?

The Gregorian year 2018 spans Bhaskarabda 1424 – 1425. The traditional year does not begin on 1 January, so one Gregorian year usually covers the end of one era year and the start of the next.

Did 2018 have an Adhik Maas?

Yes. 2018 carried an Adhik Maas (Jyeshtha (Adhik)), the extra lunar month inserted roughly every third year to keep the lunar calendar in step with the solar one. Festivals falling after it shift later in the Gregorian year, which is why 2018 dates can look out of place beside a neighbouring year.

Were there any eclipses in 2018?

2018 had 5 eclipses:

  • 31 January 2018 - Total lunar eclipse (Chandra Grahan), visible in India, so Sutak Kaal was observed
  • 16 February 2018 - Partial solar eclipse (Surya Grahan), not visible from India
  • 13 July 2018 - Partial solar eclipse (Surya Grahan), not visible from India
  • 28 July 2018 - Total lunar eclipse (Chandra Grahan), visible in India, so Sutak Kaal was observed
  • 11 August 2018 - Partial solar eclipse (Surya Grahan), not visible from India

Sutak Kaal is observed only for an eclipse actually visible where you are, so 2 of these were kept in India.

Did Guru or Shani change sign in 2018?

Yes - 1 sign change among the slow grahas in 2018:

  • Guru (Jupiter) entered Vrishchika on 11 October 2018

Jupiter takes about a year to cross one sign and Saturn about two and a half, so these transits colour the whole year rather than a single week.

How do I see the tithi and nakshatra for a specific date in 2018?

Use the month grid above: pick a month from the selector, then tap any day to open its full panchang - tithi with start and end times, nakshatra, yoga, karana, sunrise and sunset, and the inauspicious periods (Rahu Kalam, Yamaganda, Gulika Kalam). Set your city in the box at the top first, because these timings are sunrise-based and shift with location. The Assamese Calendar opens on the current month.

About the Assamese Calendar

The Assamese festival calendar (Bohag Bihu new year). Assamese festivals and vrats month by month, with the date and tithi timing of each observance.

Each day lists its tithi and paksha, the nakshatra, the weekday (vaar) and any festivals or vrats. Tap any day to see the full panchang for that date - tithi start and end times, nakshatra, yoga, karana, sunrise and sunset, and the inauspicious periods (Rahu Kalam, Yamaganda, Gulika Kalam). Use the month and year selectors to browse any year in the archive or plan ahead into the coming years.

This calendar names the tithi and festivals for each day. For sunrise, Rahu Kalam and muhurat windows on a chosen date, open the Panchang. Other regional calendars are on the Calendars index. Fast stories live under Vrat Katha.

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