Countdown to the Autumn Equinox
How long until the Autumn Equinox? Here's the live countdown — the start of autumn in the Northern Hemisphere.
until the Autumn Equinox
Calendar and source
The seasonal names on this page refer to the Northern Hemisphere. The table lists year-specific USNO moments in UTC, not midnight on a fixed annual date. Your local calendar date may differ. The countdown stops when its verified table runs out.
Source checked: 5 September 2026 · USNO — Earth's seasons
About this countdown
The seasonal names on this page refer to the Northern Hemisphere. The table lists year-specific USNO moments in UTC, not midnight on a fixed annual date. Your local calendar date may differ. The countdown stops when its verified table runs out.
Questions
- What moment does this countdown target?
- The seasonal names on this page refer to the Northern Hemisphere. The table lists year-specific USNO moments in UTC, not midnight on a fixed annual date. Your local calendar date may differ. The countdown stops when its verified table runs out.