Business days calculator › Guinea-Bissau
Business days calculator: Guinea-Bissau
Count working days between two dates in Guinea-Bissau, or add business days to a date. Weekends (Saturday and Sunday) and Guinea-Bissau public holidays are skipped.
Planning time off? See how to maximise your annual leave in Guinea-Bissau in 2027: the exact days to book for the longest breaks.
Working days in Guinea-Bissau, 2026 and 2027
| Month | 2026 | 2027 |
|---|---|---|
| January | 20 | 19 |
| February | 20 | 20 |
| March | 21 | 21 |
| April | 22 | 22 |
| May | 19 | 21 |
| June | 22 | 22 |
| July | 23 | 22 |
| August | 20 | 21 |
| September | 21 | 21 |
| October | 22 | 21 |
| November | 21 | 22 |
| December | 22 | 23 |
| Total | 253 | 255 |
National public holidays only; weekends are Saturday and Sunday.
Public holidays in Guinea-Bissau, 2026
| Date | Day | Holiday |
|---|---|---|
| 1 Jan 2026 | Thursday | New Year's Day |
| 20 Jan 2026 | Tuesday | Heroes Day |
| 8 Mar 2026 | Sunday | International Women's Day |
| 20 Mar 2026 | Friday | End of Ramadan (Eid al-Fitr) |
| 1 May 2026 | Friday | Labour Day |
| 27 May 2026 | Wednesday | Feast of the Sacrifice (Eid al-Adha) |
| 3 Aug 2026 | Monday | Pidjiguiti Day |
| 24 Sept 2026 | Thursday | Independence Day |
| 14 Nov 2026 | Saturday | Readjustment Movement Day |
| 25 Dec 2026 | Friday | Christmas Day |
Full lists with long weekends: Guinea-Bissau public holidays 2026 · Guinea-Bissau public holidays 2027
Holiday list for Excel and Google Sheets
Paste these dates into a column, name the range Holidays, then use=NETWORKDAYS(A2, B2, Holidays) to count working days or =WORKDAY(A2, 10, Holidays) to add them.
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Add every Guinea-Bissau public holiday to Google Calendar, Outlook or Apple Calendar. The feed updates automatically each year.
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Frequently asked questions
How many working days are there in Guinea-Bissau in 2026?
253 working days, counting Saturday and Sunday as the weekend and excluding national public holidays that fall on working days. State or regional holidays can reduce this further.
Which days are the weekend in Guinea-Bissau?
Saturday and Sunday. You can change the weekend days in the calculator options if your workplace differs.
Does this include local holidays?
Guinea-Bissau has no separate regional holiday calendars in our data, so national holidays apply everywhere.