MyKit.tools

When Does Autumn Start

Autumn (autumnal equinox) marks the astronomical start of autumn. Find the exact date and time.

Next occurrence of Autumn Equinox

Wednesday, 23 September 2026

Time remaining:
187
days
0
hours
0
minutes

Autumn Equinox in 2026: Wednesday, 23 September 2026

What is Autumn Equinox?

The autumn equinox, also known as the autumnal equinox, occurs on approximately 23 September in the UK and marks the astronomical beginning of autumn. On this day, the duration of day and night are nearly equal. After the autumn equinox, nights become longer than days as the season progresses towards winter. Autumn is characterized by cooling temperatures, changing foliage, harvest time, and the return to school.

Traditions

  • Celebrating the autumn harvest
  • Picking apples and pumpkins
  • Harvest festivals and fairs
  • Back to school season
  • Changing decorations to autumn themes
  • Autumn walks and nature activities
  • Preparation for winter
  • Thanksgiving celebrations

Fun Facts

  • The autumn equinox marks when day and night have nearly equal length
  • The date varies between 22 and 24 September
  • After the autumn equinox, nights are longer than days
  • Autumn colours begin to appear as days shorten
  • The autumn equinox is significant in many cultures and traditions

When is Autumn Equinox each year?

YearDateDay
202623 September 2026Wednesday
202723 September 2027Thursday
202823 September 2028Saturday
202923 September 2029Sunday
203023 September 2030Monday
203123 September 2031Tuesday
203223 September 2032Thursday
203323 September 2033Friday
203423 September 2034Saturday
203523 September 2035Sunday

Related Tools