| May 2018 | |||
|---|---|---|---|
| Date | Day | Holiday | Where |
| May-1 | Tuesday | Labor Day | Daman and Diu (Bank Holidays) |
| May-1 | Tuesday | Labor Day | Sikkim (Optional Holidays) |
| May-1 | Tuesday | Labor Day | Jharkhand (Public Holidays) |
| May-1 | Tuesday | Maharashtra Day | National Stock Exchange (Public Holidays) |
| May-1 | Tuesday | Maharashtra Din | Maharashtra (Bank Holidays) |
| May-1 | Tuesday | Maharashtra Din | Bombay Stock Exchange, Maharashtra, SEBI (Public Holidays) |
| May-1 | Tuesday | May Day | Andhra Pradesh, Assam, Bihar, Goa, Karnataka, Kerala, Manipur, Tamil Nadu, West Bengal (Bank Holidays) |
| May-1 | Tuesday | May Day | Goa (Industrial Holidays) |
| May-1 | Tuesday | May Day | Meghalaya (Optional Holidays) |
| May-1 | Tuesday | May Day | Assam, Goa, Karnataka, Kerala, Manipur, Punjab, Tamil Nadu, Tripura, West Bengal (Public Holidays) |
| May-1 | Tuesday | Shab-e-Baraat | Chattisgarh (Optional Holidays) |
| May-2 | Wednesday | Moatsu | Nagaland (Optional Holidays) |
| May-2 | Wednesday | Shab-e-Baraat | Andhra Pradesh, Assam, Gujarat, Karnataka, Madhya Pradesh, Manipur, Rajasthan, Telangana, Uttar Pradesh, West Bengal (Optional Holidays) |
| May-2 | Wednesday | Shab-e-Baraat | Bihar (Public Holidays) |
| May-3 | Thursday | Woplong | Nagaland (Optional Holidays) |
| May-5 | Saturday | May Day | Puducherry (Public Holidays ) |
| May-9 | Wednesday | Guru Rabindranath's Birthday | West Bengal (Bank Holidays) |
| May-9 | Wednesday | Guru Rabindranath's Birthday | Arunachal Pradesh, Daman and Diu, Delhi, India (Optional Holidays) |
| May-9 | Wednesday | Guru Rabindranath's Birthday | Tripura, West Bengal (Public Holidays) |
| May-9 | Wednesday | Guru Rabindranath's Birthday | Mizoram (Restricted Holidays) |
| May-9 | Wednesday | Maharana Pratap Jayanti | Uttar Pradesh (Optional Holidays) |
| May-15 | Tuesday | Bohag Bihu | Assam (Bank Holidays) |
| May-15 | Tuesday | Sabitri Amavasya | Odisha (Optional Holidays) |
| May-16 | Wednesday | State Day | Sikkim (Public Holidays) |
| May-24 | Thursday | Zarahost-no -Disho | Gujarat (Optional Holidays) |
| May-29 | Tuesday | Bathaw Festival | Assam (Optional Holidays) |
| May-29 | Tuesday | Birthday of Late Tenzing Norgay Sherpa | Sikkim (Optional Holidays) |
| May-29 | Tuesday | Saga Dawa | Sikkim (Public Holidays) |
| May-30 | Wednesday | Janmostav of Sri Sri Madhab Dev | Assam (Public Holidays) |