Business Days Calculator for São Tomé and Príncipe
Count the working days between any two dates in São Tomé and Príncipe. The Saturday and Sunday weekend is applied automatically, along with the 8 nationwide public holidays São Tomé and Príncipe observes in 2026.
The working week in São Tomé and Príncipe
São Tomé and Príncipe works Monday to Friday, resting on Saturday and Sunday. Those rest days are excluded from every calculation on this page.
- Business days 2026
- 255
- Public holidays
- 8
- Weekend days
- 104
- On a weekend
- 2
Nationwide
Of 8 holidays
Public holidays in São Tomé and Príncipe during 2026
São Tomé and Príncipe observes 8 nationwide public holidays in 2026, of which 2 fall on a weekend and so do not add a day off.
Next public holidays
- 30 September 2026 - Agricultural Reform Day (Wednesday)
- 21 December 2026 - São Tomé Day (Monday)
- 25 December 2026 - Christmas Day (Friday)
The longest continuous break in 2026 runs 3 days, from 1 May 2026 to 3 May 2026.
See the full São Tomé and Príncipe public holiday list for 2026
Business days per month in São Tomé and Príncipe, 2026
Working days by month, after removing Saturday and Sunday and nationwide public holidays.
| Month | Business days | Weekend days | Holidays |
|---|---|---|---|
| January | 21 | 9 | 1 |
| February | 19 | 8 | 1 |
| March | 22 | 9 | 0 |
| April | 22 | 8 | 0 |
| May | 20 | 10 | 1 |
| June | 22 | 8 | 0 |
| July | 23 | 8 | 0 |
| August | 21 | 10 | 0 |
| September | 21 | 8 | 1 |
| October | 22 | 9 | 0 |
| November | 21 | 9 | 0 |
| December | 21 | 8 | 2 |
| Total | 255 | 104 | 6 |