🪷 बुद्ध पूर्णिमा · Buddha Pūrṇimā
Also known as: Vesak, Vaiśākhī Pūrṇimā, Vesakha
📅 When is Buddha Pūrṇimā?
| Year | Date | Day |
|---|---|---|
| 2025 | 2025-05-12 | Monday |
| 2026 (this year) | 2026-05-01 | Friday |
| 2027 | 2027-05-20 | Thursday |
Tradition
Tradition: Pan-Hindu
Avatāra index: #21 of 22 (per Bhāgavata 1.3)
Vrata: Yes (fasting day)
Primary observance: Day-long observance of compassion (karuṇā) and ahiṁsā; Buddha-stuti at sunset
How the day is decided
The Śukla Pūrṇimā at sunrise (the tithi at sunrise is whole for the day's rites); when it holds at two sunrises, the second day (the tithi's chapter); touching no sunrise, the day it runs.
Source: Dharmasindhu, tithi-nirṇaya (OCR 1158-1166 yugma, 1351-1790 by tithi). Computed on the Sūrya Siddhānta's sunrise, tithi and Moon at Ujjayinī (a city's page uses that city's sunrise).
Detection Rule (Pure Pañchāṅga-Based)
{
"tithi_number": 15,
"tithi_paksha": "Śukla",
"lunar_month": "Vaiśākha"
}Sources
- Bhāgavata Purāṇa 1.3.24
- Pāli Tipiṭaka
- Buddhacarita by Aśvaghoṣa
Engine: Festival catalogue runs at request time over the Sūrya-Siddhānta substrate's pañchāṅga output
Sources and Connected Observances
Continue from this festival’s dates, significance, observance, detection rule, and textual witnesses to its day pages, related corpus passages, festival calendar, Pañchāṅga references, Bindu, and philosophy. Textual witnesses remain citation-level references until their complete source passages are available locally.