How many working days in year 2027?
Here is the detail of the calculation:
Because 2027 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 9 public holidays that do not fall during a weekend and we obtain 252 working days in 2027.
 Here is the list of these 9 public holidays: 
 
 1. New Year's Day : пятница, 1 январь, 2027 
2. Family Day : понедельник, 15 февраль, 2027 
3. Good Friday : пятница, 26 март, 2027 
4. Victoria Day : понедельник, 24 май, 2027 
5. Canada Day : четверг, 1 июль, 2027 
6. Labour Day : понедельник, 6 сентябрь, 2027 
7. Thanksgiving : понедельник, 11 октябрь, 2027 
8. Christmas (observance) : понедельник, 27 декабрь, 2027 
9. Boxing Day (observance) : вторник, 28 декабрь, 2027 
And here are the 2 public holidays falling on a weekend:
1. Christmas : суббота, 25 декабрь, 2027 
2. Boxing Day : воскресенье, 26 декабрь, 2027