Quick answer: Thailand has 247 business days in 2028 for a default Monday-Friday week, for the period Jan 1, 2028 through Dec 31, 2028.
Month-by-month business days (2028)
Weekdays counted: Monday-Friday.
| Month | Business days | Public holiday days in month |
|---|---|---|
| January | 20 | 2 |
| February | 21 | 0 |
| March | 23 | 0 |
| April | 17 | 4 |
| May | 21 | 2 |
| June | 21 | 2 |
| July | 20 | 1 |
| August | 22 | 2 |
| September | 21 | 0 |
| October | 20 | 2 |
| November | 22 | 0 |
| December | 19 | 4 |
Public holidays in 2028 (Thailand)
National public holidays that overlap the same date range as the business day calculation.
| Date | Name |
|---|---|
| Jan 1, 2028 | New Year's Day |
| Jan 3, 2028 | Day off for New Year's Day |
| Apr 6, 2028 | Chakri Day |
| Apr 13, 2028 | Songkran |
| Apr 14, 2028 | Songkran Holiday |
| Apr 15, 2028 | Songkran Holiday |
| May 1, 2028 | Labor Day |
| May 4, 2028 | Coronation Day |
| Jun 3, 2028 | Queen Suthida's Birthday |
| Jun 5, 2028 | Day off for Queen Suthida's Birthday |
| Jul 28, 2028 | King Vajiralongkorn's Birthday |
| Aug 11, 2028 | Day off for The Queen Mother's Birthday |
| Aug 12, 2028 | The Queen Mother's Birthday |
| Oct 13, 2028 | Anniversary of the Death of King Bhumibol |
| Oct 23, 2028 | Chulalongkorn Day |
| Dec 5, 2028 | King Bhumibol's Birthday |
| Dec 10, 2028 | Constitution Day |
| Dec 11, 2028 | Substitute Holiday for Constitution Day |
| Dec 31, 2028 | New Year's Eve |
Key insights
Total working days
Default Monday-Friday workweek in 2028.
Highest month
23 working days.
Lowest month
17 working days.
Holidays included
National public holidays excluded from the total.
Related guides & tools
Frequently asked questions
How many working days are there in Thailand in 2028?
Thailand has 247 working days in 2028 using a default Monday-Friday workweek and excluding national public holidays.
Are public holidays included in the calculation?
Yes. National public holidays in 2028 are excluded from the working-day total (about 19 calendar days in this dataset).
Which month has the fewest working days?
April has the fewest working days, with 17.
Can I customize the working week or include a region?
Yes. Use the business days calculator to change weekdays, add a region filter (when available), or calculate a custom range.