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Observances · Days

Halloween

Sun, October 31, 2021 · US · Computed (rule)

5 yr ago

Source

Costumes and trick-or-treating.

Every year

Also on Oct 31, 2021

Source, method and history
Source
Wikipedia
How we know
Fixed date each year.
Recurs
annual
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Changes
  • 2026-09-25: added to 2021-10-31