School typically lasts about 180 days in a year in many countries, including the United States, but the exact length varies by country, region, and school type. A school day usually lasts between 6 and 7 hours, often starting around 8:00 AM and ending around 2:00 PM. School calendars are divided into terms, semesters, or quarters, with breaks for holidays and vacations throughout the year. For example, in the US, the academic year often starts in September and ends in June, with summer vacation lasting about three months in some countries or shorter in others. In summary:
- The school year usually comprises around 180 days.
- Each school day generally lasts approximately 6 to 7 hours.
- School years and days vary somewhat by country and even by region within countries.
- There are breaks such as summer vacation, winter break, and spring break that interrupt the school year.
