Assistant: Hello! I handle your requests in natural language, such as:
“Analyze the period from November 1, 2025, to April 25, 2028.”
or
“Add 100 business days to February 25, 2026.”
or
“Next Thursday at 2:12 PM + 124 working hours”
Assistant:
I understand all languages.
How many working days in year 2091?
Here is the detail of the calculation:
Because 2091 is not a leap year, it has 365 days.
Let's remove 52 saturdays and 52 sundays. It remains 261 days.
Now, let's remove 13 public holidays that do not fall during a weekend and we obtain 248 working days in 2091.
Here is the list of these 13 public holidays:
1. New Year's Day : Monday, 1 January, 2091
2. Seollal / Korean New Year Holiday : Monday, 19 February, 2091
3. Independence Movement Day : Thursday, 1 March, 2091
4. Children's Day : Monday, 7 May, 2091
5. Buddha's Birthday : Friday, 25 May, 2091
6. Memorial Day : Wednesday, 6 June, 2091
7. Liberation Day : Wednesday, 15 August, 2091
8. Chuseok / Midautumn Festival : Wednesday, 26 September, 2091
9. Chuseok / Midautumn Festival : Thursday, 27 September, 2091
10. Chuseok / Midautumn Festival : Friday, 28 September, 2091
11. National Foundation Day : Wednesday, 3 October, 2091
12. Hangeul Day : Tuesday, 9 October, 2091
13. Christmas Day : Tuesday, 25 December, 2091
And here are the 3 public holidays falling on a weekend:
1. Seollal / Korean New Year Holiday : Saturday, 17 February, 2091
2. Seollal / Korean New Year Holiday : Sunday, 18 February, 2091
3. Children's Day : Saturday, 5 May, 2091
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