The length of summer break varies depending on the country, state, or school district.

In the United States:

• Summer break typically lasts about 10 to 12 weeks.
• It usually starts in late May or early June and ends in mid to late August or early September.

In other countries:

• The duration can be shorter or longer. For example:
  • In the UK, summer holidays are usually around 6 weeks.
  • In Australia, summer break aligns with the end of the school year and can last around 6 to 8 weeks , typically from mid-December to late January or early February.

If you tell me your location or specific school, I can provide a more precise answer!