September 23 (Wed.), in 2026, Autumnal Equinox

September 23 (Wed.), in 2026, is the Autumnal Equinox. On this day, the sun shines directly on the equator, and day and night are roughly the same length globally. It marks the halfway point of autumn, with temperatures gradually cooling and days becoming shorter and nights longer. This is an important turning point in the solar terms and is also suitable for health preservation and ancestor worship. After this solar term, the weather in the Northern Hemisphere cools down, and days become shorter and nights longer, making it a crucial period for agricultural work and health maintenance.

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