Festival

Puthandu (Tamil New Year)

Tamil New Year on Chithirai 1, the first day of the solar month Chithirai (Sun in sidereal Mesha).

San Jose, California, United States 37.3394°, -121.8950° America/Los_Angeles (UTC-07:00) Times include daylight saving time (PDT) North Indian · Lahiri (calibrated)

Next date April 2027 14 Wednesday in 164 days

Timings on Wednesday, 14 April 2027

Rule applied: Regional calendar — Tamil month-start rule: the day of the Sankranti if it falls before sunset, otherwise the next day.

About Puthandu (Tamil New Year)

Significance

Puthandu is the Tamil New Year, the first day of Chithirai, the month in which the Sun enters sidereal Mesha (Aries) and the Tamil solar year begins. The Tamil calendar is a solar one: its months follow the Sun’s passage through the twelve signs, while festivals within the months are still fixed by tithi and nakshatra. Each year carries a name from the sixty-year cycle that opens with Prabhava, and the arrival of the new year is greeted with the words Puthandu vazhthukkal.

The day is a renewal of the household and of the agricultural year at the height of the Tamil summer. Its emphasis falls on beginning the year with auspicious sights, foods that hold all the tastes of life and a hearing of what the new almanac says about the year. In 2008 the Tamil Nadu government moved the official New Year to the first of Thai; the change was reversed in 2011, and Chithirai 1 is again the official Tamil New Year.

How and where it is observed

Puthandu is a public holiday in Tamil Nadu and Puducherry and is kept by Tamil communities in Sri Lanka, where it coincides with the Sinhala and Tamil New Year, and in Malaysia, Singapore and the wider diaspora. The same solar ingress opens the year as Vishu in Kerala, Vaisakhi in Punjab and Bohag Bihu in Assam, each with its own customs and its own day rule.

Rituals

Houses are cleaned and kolams drawn at the entrance. In many homes the first sight of the year is a tray of fruit, flowers, gold, betel and a mirror, arranged the night before. After an early bath and new clothes, families visit temples and prepare a festive meal that includes mangai pachadi, a dish of raw mango, jaggery, neem flowers and tamarind combining sweet, sour and bitter, read as the mixed experiences of the coming year. The reading of the new panchangam (panchanga padanam) at temples and homes is a widely kept custom.

How the date is fixed

Puthandu has no tithi: it is Chithirai 1, set by the Sun’s entry into sidereal Mesha. By the Tamil month-start rule, if the ingress happens before sunset that day is Chithirai 1; if it happens after sunset, the next day is. The ingress here is computed by the drik (Thirukanitha) method with the ayanamsa of your calculation profile; Tamil panchangs on the older Vakya system compute it differently and can differ by a day. Because each regional new year applies its own rule to the same ingress, Puthandu and Mesha Sankranti can fall on different dates.

Sources

Customs differ between regions, communities and families; this description is background, not a prescription. The date above is calculated by the rule shown on this page.

Across India

How this festival is celebrated in different regions, with the regional names and each date's rule.

Read the regional guide

How the date is determined

  1. It is the moment the Sun enters sidereal Mesha (Aries).
  2. Tamil month-start rule: if the moment falls before local sunset, that day is the first day of the month; otherwise the next day is. A moment between midnight and sunrise counts on its own date.
  3. Sidereal positions use the ayanamsa of your calculation profile; a different ayanamsa can shift the moment by several minutes.

Traditional variation

Tamil panchangs on the Vakya system compute the Sankranti differently and can differ by a day; the date here uses the drik (Thirukanitha) ingress with the ayanamsa of your calculation profile.

This is the date given by the rule shown above for the selected place. It is not the only valid date: regional Panchangs, family customs and sampradayas may observe it on a different day.

Rule source: Tamil solar calendar: Chithirai 1 = the day of the sidereal Mesha ingress if it falls before sunset, otherwise the next day (Tamil month-start rule, as documented by Sewell and Dikshit, The Indian Calendar, 1896; drik / Thirukanitha ingress)

Traditions may vary by region and Panchang convention. Times are shown for the selected place, time zone and calculation profile.

Calculated with engine 1.4.2 · rules rules-2026-10-21-2ab12b5d · profile north-lahiri-calibrated v1 · ayanamsa lahiri_drik_compat · astronomy-engine@2.1.19 · America/Los_Angeles

Dates in 2026

Puthandu (Tamil New Year) — 2026
DateDefining tithi / momentTime windowsDecision notes
14/04/2026 (Tue) Exact moment: — Standard rule applied

Dates in 2027

Puthandu (Tamil New Year) — 2027
DateDefining tithi / momentTime windowsDecision notes
14/04/2027 (Wed) Next Exact moment: — Standard rule applied

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