When Does Summer 2019 Start
In the Northern Hemisphere, summer 2019 began on June 21, 2019, at 11:54 a.m. EDT, marking the June solstice. This is the astronomical start of summer, when the North Pole is most tilted toward the sun.
When Does Summer 2019 End
Summer 2019 ended on September 23, 2019, at 2:50 a.m. EDT, with the autumnal equinox. Meteorological summer, used for climate records, ran from June 1 to August 31.
Key Facts About Summer 2019
Summer 2019 brought long daylight hours in the Northern Hemisphere and short days in the Southern Hemisphere. The season is defined by Earth's axial tilt and orbit around the sun.
For more details on solstices and equinoxes, see the timeanddate.com Sun Calculator.
