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Thailand does NOT observe Daylight Saving Time. Local clocks remain constant throughout the year on standard time, with no seasonal spring/fall 1-hour adjustments.
Optimal overlapping time windows to schedule remote team meetings, vendor synchronization, and client calls between major global economic regions and Thailand.
Timezone Twins: The following countries and territories share the exact same standard clock as Thailand:
The directory below details the official time zone designations, IANA database identifiers, real-time clocks, and standard UTC offsets active across Thailand.
Complete schedule of national holidays, bank closures, religious festivals, and observances. Switch between years (2024–2028) and filter by holiday category:
| Date | Holiday Name | Classification | Calendar Basis | Office Status |
|---|---|---|---|---|
| 2026-01-01 | New Year's Day | Public | gregorian | Closed 🔴 |
| 2026-04-15 | Songkran Festival (Thai New Year) | Public | gregorian | Closed 🔴 |
| 2026-05-20 | Visakha Bucha | Religious | buddhist | Open 🟢 |
| 2026-06-15 | Asanha Bucha | Religious | buddhist | Open 🟢 |
| 2026-11-13 | Loy Krathong | Observance | gregorian | Open 🟢 |
| 2026-12-05 | National Father's Day | Observance | gregorian | Open 🟢 |
| 2026-08-12 | Queen Sirikit's Birthday | Public | gregorian | Closed 🔴 |
| 2026-10-23 | Chulalongkorn Day | Observance | gregorian | Open 🟢 |
| 2026-07-28 | King Maha Vajiralongkorn's Birthday | Public | gregorian | Closed 🔴 |
| 2026-02-22 | Makha Bucha | Religious | buddhist | Open 🟢 |
| 2026-04-06 | Chakri Day | Observance | gregorian | Open 🟢 |
| 2026-05-01 | Labour Day | Public | gregorian | Closed 🔴 |
| 2026-06-22 | Second Visakha Bucha | Religious | buddhist | Open 🟢 |
| 2026-05-07 | Royal Ploughing Ceremony | Observance | gregorian | Open 🟢 |
| 2026-08-16 | Wan Pen (End of Buddhist Lent) | Religious | buddhist | Open 🟢 |
| 2026-03-10 | Ramadan (Islamic New Year) | Religious | islamic | Open 🟢 |
| 2026-07-15 | Wan Ok Phansa (Beginning of Buddhist Lent) | Religious | buddhist | Open 🟢 |
| 2026-07-14 | Wan Khao Phansa (Day Before Buddhist Lent) | Religious | buddhist | Open 🟢 |
| 2026-10-13 | Wan Wai Phansa (End of Buddhist Lent) | Religious | buddhist | Open 🟢 |
| 2026-12-19 | National Sports Day | Observance | gregorian | Open 🟢 |
| 2026-12-10 | Constitution Day | Public | gregorian | Closed 🔴 |
| 2026-12-25 | Christmas Day | Observance | gregorian | Open 🟢 |
| 2026-12-31 | New Year's Eve | Observance | gregorian | Open 🟢 |
| 2026-03-01 | Wan Aruna (Buddhist Day) | Religious | buddhist | Open 🟢 |
Physiological time difference and circadian adjustment expectations when traveling to Thailand:
Official format conventions and time standards recognized in Thailand:
| Preferred Date Format | DD-MM-YYYY |
|---|---|
| Standard Clock Format | 24-hour |
| First Day of the Week | Sunday |
| 24-Hour Military Clock Used? | Yes |
Thailand has consistently used Indochina Time (ICT) for many years.
The current time in Thailand is based on Asia/Bangkok with a UTC offset of UTC+07:00. Real-time clocks above are synchronized with high-precision atomic stratum-1 time servers.
No, Thailand does not observe Daylight Saving Time. Clocks remain on standard time all year.
Standard business hours in Thailand are typically 09:00 - 17:00, Monday through Friday.
Refer to the Remote Work Call Planner section above for region-specific recommended calling windows from the US, Europe, and Asia-Pacific.
The international telephone dialing code for Thailand is +66.