Thai Working Days Calculator
Calculate business days between two dates in Thailand, automatically excluding weekends and Thai public holidays.
About Thai Working Days
In Thailand, the standard work week is Monday through Friday. Public holidays are declared annually by the Thai government. When a public holiday falls on a weekend, a substitute day (วันชดเชย) is typically given on the following Monday.
This calculator uses official Thai public holiday data to give you accurate working day counts. Check Thai holidays for 2026 for the full list.
API Access
Need this in your app? Use our free API:
GET https://thailandformats.com/api/v1/working-days?start_date=2026-01-01&end_date=2026-12-31
How many working days are there in a year in Thailand?
Thailand typically has around 240-245 working days per year, after excluding weekends and approximately 15-20 public holidays.
Does Thailand work on Saturdays?
Most government offices and banks work Monday to Friday. Some private businesses operate on Saturday mornings, but the standard work week is Monday to Friday.