Astronomical summer is defined by the Earth’s position relative to the sun, beginning with the summer solstice (longest day of the year) and ending with the autumnal equinox (equal day and night).
The month summer ends depends on where you live and which definition you follow—astronomical, meteorological, or cultural. For most people in the Northern Hemisphere, , while in the Southern Hemisphere, it ends in February or March . Summer End Dates for 2026
Here is the breakdown of when summer officially—and unofficially—comes to a close.
Meteorological summer is defined by climatologists for consistent record-keeping, based on annual temperature cycles and calendar months.
For most everyday, cultural, and traditional contexts in the Northern Hemisphere, is the correct answer.
If you are looking for the precise end of the season this year, here are the key dates for the Northern Hemisphere: August 31, 2026 Astronomical End: September 22, 2026 Cultural End (USA): September 7, 2026 (Labor Day) The Three Ways to Define the End of Summer
Astronomical summer is defined by the Earth’s position relative to the sun, beginning with the summer solstice (longest day of the year) and ending with the autumnal equinox (equal day and night).
The month summer ends depends on where you live and which definition you follow—astronomical, meteorological, or cultural. For most people in the Northern Hemisphere, , while in the Southern Hemisphere, it ends in February or March . Summer End Dates for 2026 what month does summer end
Here is the breakdown of when summer officially—and unofficially—comes to a close. Astronomical summer is defined by the Earth’s position
Meteorological summer is defined by climatologists for consistent record-keeping, based on annual temperature cycles and calendar months. Summer End Dates for 2026 Here is the
For most everyday, cultural, and traditional contexts in the Northern Hemisphere, is the correct answer.
If you are looking for the precise end of the season this year, here are the key dates for the Northern Hemisphere: August 31, 2026 Astronomical End: September 22, 2026 Cultural End (USA): September 7, 2026 (Labor Day) The Three Ways to Define the End of Summer