In December 21st, that is to say in the same month winter starts in northern part of the world.
South Pole
Chile is the southernmost country in the world. Its southern tip is located at about 53 degrees latitude in the region of Cape Horn.
The Southern most city in the world is Ushuaia, located in South America on the continent of Antarctica.
The world can be divided into the northern hemisphere the eastern hemisphere the southern hemisphere and the western hemisphere.
Ushuaia is located in Argentina, making it the southernmost city in the world. It is situated in the southern tip of South America, on the island of Tierra del Fuego.
December
December 21st
In the Northern Hemisphere, summer commences in the month of June and ends in September. In case of the Southern Hemisphere, summer starts in the month of December and gets over in March.
August is typically considered a summer month in most regions of the world, as it falls within the summer season. However, depending on the hemisphere you're in, August can be winter in countries located in the southern hemisphere.
It would be summer in the southern hemisphere - south of the Equator.
When it is summer in the Northern hemisphere, it is winter in Australia, and when it is summer in the Southern Hemisphere, then it is winter in the north. When it is autumn in the Northern hemisphere, it is spring in Australia, and vice versa.
Australia celebrates Christmas at the same time as the rest of the world celebrates it --December 25. It just so happens that December 25 falls in the first month of summer in the southern hemisphere as at that time the southern hemisphere faces towards the sun and have summer, so you will find that South Americans and Africans (for example) also celebrate Christmas in summer.
World War 1 began in the summer; July to be exact.
In summer in South America, it is summer in South America. If you mean what season is it in somewhere else in the world, when it is summer on South America, that would depend on where in the world you are talking about. Most of South America is in the southern hemisphere, so anywhere else in the southern hemisphere will also have summer and in the northern hemisphere it would be winter.
It all depends on where you live in the world. If you live in the northern hemisphere, the start of the year (January) is in winter. If you live in the southern hemisphere it is summer.
December 21st, at the very same moment as the winter solstice in the north.
Scorpius is a southern hemisphere constellation, so it is best seen from locations in the southern part of the world, such as Australia, South America, and southern Africa. It can be spotted in the night sky during the summer months in the northern hemisphere, low on the southern horizon.