When Does Autumn Start 2024 Nz State. These dates may be modified as official dates are announced, so please. โ in 2024, the autumnal (fall) equinox arrives on sunday, september 22, marking the official first day of fall.
Starts monday 14 octoberends no later than friday 20 december (up to 98 half days)* public holidays: New zealand school holidays and term dates in 2024.