63°

63rd parallel south

The 63rd parallel south is a circle of latitude that is 63 degrees south of the Earth's equatorial plane. It crosses the Southern Ocean and Antarctica.

At this latitude the sun is visible for 20 hours, 19 minutes during the December solstice and 4 hours, 42 minutes during the June solstice. If the latitude in the southern hemisphere is 63º26' or smaller, it is possible to view both astronomical dawn and dusk every day of the month of March.^[1]

Around the world

Starting at the Prime Meridian and heading eastwards, the parallel 63° south passes through:

Co-ordinates	Continent or ocean	Notes
63°0′S 0°0′E / 63.000°S 0.000°E / -63.000; 0.000 (Prime Meridian)	Southern Ocean	South of the Atlantic Ocean
63°0′S 20°0′E / 63.000°S 20.000°E / -63.000; 20.000 (Southern Ocean / South of the Indian Ocean)		South of the Indian Ocean
63°0′S 147°0′E / 63.000°S 147.000°E / -63.000; 147.000 (Southern Ocean / South of the Pacific Ocean)		South of the Pacific Ocean
63°0′S 67°16′W / 63.000°S 67.267°W / -63.000; -67.267 (Southern Ocean / South of the Atlantic Ocean)		South of the Atlantic Ocean
63°0′S 62°36′W / 63.000°S 62.600°W / -63.000; -62.600 (Antarctica)	Antarctica	Smith Island, claimed by  Argentina,  Chile and  United Kingdom
63°0′S 62°28′W / 63.000°S 62.467°W / -63.000; -62.467 (Southern Ocean / South of the Atlantic Ocean)	Southern Ocean	South of the Atlantic Ocean
63°0′S 60°42′W / 63.000°S 60.700°W / -63.000; -60.700 (Antarctica)	Antarctica	Deception Island, claimed by  Argentina,  Chile and  United Kingdom
63°0′S 60°33′W / 63.000°S 60.550°W / -63.000; -60.550 (Southern Ocean / South of the Atlantic Ocean)	Southern Ocean	South of the Atlantic Ocean, passing 24 km north of Prime Head, Antarctic Peninsula
63°0′S 56°30′W / 63.000°S 56.500°W / -63.000; -56.500 (Antarctica)	Antarctica	D'Urville Island, claimed by  Argentina,  Chile and  United Kingdom
63°0′S 56°8′W / 63.000°S 56.133°W / -63.000; -56.133 (Southern Ocean)	Southern Ocean	South of the Atlantic Ocean