Define a period

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How many working days in year 2023?

Here is the detail of the calculation:

Because 2023 is not a leap year, it has 365 days.

Let's remove 52 saturdays and 53 sundays. It remains 260 days.

Now, let's remove 9 public holidays that do not fall during a weekend and we obtain 251 working days in 2023.

Here is the list of these 9 public holidays:

1. Berchtold's Day : Monday, 2 January, 2023
2. Good Friday : Friday, 7 April, 2023
3. Easter Monday : Monday, 10 April, 2023
4. Labour Day : Monday, 1 May, 2023
5. Ascension Day : Thursday, 18 May, 2023
6. Whit Monday : Monday, 29 May, 2023
7. Swiss National Day : Tuesday, 1 August, 2023
8. Christmas Day : Monday, 25 December, 2023
9. Saint Stephen's Day : Tuesday, 26 December, 2023

And here is the public holiday falling on a weekend:

1. New Year's Day : Sunday, 1 January, 2023