Quick answer: Cook Islands has 251 business days in 2026 for a default Monday-Friday week, for the period Jan 1, 2026 through Dec 31, 2026.
Month-by-month business days (2026)
Weekdays counted: Monday-Friday.
| Month | Business days | Public holiday days in month |
|---|---|---|
| January | 20 | 2 |
| February | 20 | 0 |
| March | 22 | 0 |
| April | 20 | 3 |
| May | 21 | 0 |
| June | 21 | 1 |
| July | 22 | 1 |
| August | 20 | 1 |
| September | 22 | 0 |
| October | 21 | 1 |
| November | 21 | 0 |
| December | 21 | 3 |
Public holidays in 2026 (Cook Islands)
National public holidays that overlap the same date range as the business day calculation.
| Date | Name |
|---|---|
| Jan 1, 2026 | New Year's Day |
| Jan 2, 2026 | Day After New Year's Day |
| Apr 3, 2026 | Good Friday |
| Apr 6, 2026 | Easter Monday |
| Apr 25, 2026 | ANZAC Day |
| Jun 1, 2026 | Sovereign's Birthday |
| Jul 3, 2026 | Ui Ariki Day |
| Aug 4, 2026 | Constitution Day |
| Oct 26, 2026 | Gospel Day |
| Dec 25, 2026 | Christmas Day |
| Dec 26, 2026 | Boxing Day |
| Dec 28, 2026 | Boxing Day |
Key insights
Total working days
Default Monday-Friday workweek in 2026.
Highest month
22 working days.
Lowest month
20 working days.
Holidays included
National public holidays excluded from the total.
Related guides & tools
Frequently asked questions
How many working days are there in Cook Islands in 2026?
Cook Islands has 251 working days in 2026 using a default Monday-Friday workweek and excluding national public holidays.
Are public holidays included in the calculation?
Yes. National public holidays in 2026 are excluded from the working-day total (about 12 calendar days in this dataset).
Which month has the fewest working days?
January, February, April and August has the fewest working days, with 20.
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.