Quick answer: Singapore has 252 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 | 19 | 3 |
| February | 21 | 1 |
| March | 23 | 0 |
| April | 19 | 1 |
| May | 21 | 2 |
| June | 22 | 0 |
| July | 21 | 0 |
| August | 22 | 1 |
| September | 21 | 0 |
| October | 21 | 1 |
| November | 22 | 0 |
| December | 20 | 1 |
Public holidays in 2028 (Singapore)
National public holidays that overlap the same date range as the business day calculation.
| Date | Name |
|---|---|
| Jan 1, 2028 | New Year’s Day |
| Jan 26, 2028 | Chinese New Year's Day |
| Jan 27, 2028 | Second Day of Chinese New Year |
| Feb 27, 2028 | Hari Raya Puasa |
| Apr 14, 2028 | Good Friday |
| May 1, 2028 | Labour Day |
| May 5, 2028 | Hari Raya Haji |
| Aug 9, 2028 | National Day |
| Oct 17, 2028 | Diwali/Deepavali |
| Dec 25, 2028 | Christmas Day |
Key insights
Total working days
Default Monday-Friday workweek in 2028.
Highest month
23 working days.
Lowest month
19 working days.
Holidays included
National public holidays excluded from the total.
Related guides & tools
Frequently asked questions
How many working days are there in Singapore in 2028?
Singapore has 252 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 10 calendar days in this dataset).
Which month has the fewest working days?
January and April has the fewest working days, with 19.
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.