How Was Halloween 2024. Don’t miss the 2024 annual halloween costume contest celebrating 45 years of festive fun in partnership with the department of parks & recreation, waialae complex! Halloween’s origins date back to the ancient celtic festival of samhain (pronounced sow‑in).
It marked the end of the harvest season and the beginning of winter, or “darker half” of the year. Halloween, one of the most fun festivals of the year, will be celebrated across the world on october 31, 2024.