Autumnal Equinox Day

Autumnal Equinox Day has already passed this year. It was 339 days ago (Thursday). If you're looking for the next occurrence, it will be on September 23 next year.

Yes, Autumnal Equinox Day is an official public holiday in 日本. Dates are set by 日本's official holiday calendar.

Autumnal Equinox Day falls on Thursday, Wednesday, September 23, 2026. Date: Wednesday, September 23, 2026 Year: 2027 Weekday: Thursday Month: September Country: 日本

Here are the upcoming dates for Autumnal Equinox Day in 日本: • 2026: September 23 (Wednesday) • 2027: September 23 (Thursday) • 2028: September 22 (Friday) • 2029: September 23 (Sunday) • 2030: September 23 (Monday) Please note that holiday dates can occasionally be officially adjusted. Always check 日本's official holiday calendar for the most up-to-date information.

Autumnal Equinox Day is not currently observed as a substitute day in 日本 for 2027. It falls on its regular calendar date: Wednesday, September 23, 2026 (Thursday). Substitute days are typically only used when a holiday's original date falls on a weekend or conflicts with another holiday.

The countdown shows the number of calendar days between today and Autumnal Equinox Day. How it works: 1. We use the official holiday date: 2027-09-23 2. We compare it against today's date 3. The difference (in full calendar days) is shown as the countdown Important details: • The countdown uses calendar days, not exact hours/minutes • It refreshes automatically once every hour while you have the page open • If Autumnal Equinox Day has already passed this year, the page shows how many days ago it was • If today is the holiday, you'll see a special "Today is the day!" message 🎉

Autumnal Equinox Day for 2027 has already passed. Schools and businesses in 日本 were typically closed on that day. For the next occurrence, the same closure rules usually apply — but always check local announcements since opening hours can vary by region.

You can use the Share button on this page to send the countdown link to friends, family, or colleagues. Recommended ways to share: • Share button — uses your device's native share menu (WhatsApp, Messages, Email, etc.) • Copy Date button — copies the holiday name and date to your clipboard To set a reminder: 1. Open your phone or computer calendar 2. Create a new event on Wednesday, September 23, 2026 3. Set a reminder for 1 week and 1 day before This way you'll never miss Autumnal Equinox Day again! 🎉

You may occasionally see a different date for Autumnal Equinox Day on other websites. Here's why: Common reasons: 1. Regional variations — Some holidays are observed differently in different states or provinces within 日本 2. Substitute days — If the original date fell on a weekend, a substitute day may be used 3. Calendar versions — Different holiday libraries update at different times 4. Religious vs. civil — Some holidays have both a religious date and an official civil observance date For Autumnal Equinox Day in 日本: we use the official date Wednesday, September 23, 2026 for 2027. Best practice: Always verify with 日本's official government holiday calendar for critical scheduling.

Holiday: Autumnal Equinox Day Country: 日本 Date: Wednesday, September 23, 2026 Weekday: Thursday Year: 2027 Status: 339 days ago Type: Public holiday Next year: September 22 Upcoming years tracked: 4