The latitude of the Antarctic Circle is roughly 66.5 degrees South.
There is one point on the Antarctic Circle at every possible longitude.
The Antarctic Circle is located at 66.5 degrees south, marking the southernmost point that receives sunlight during its winter season, a mirror to the Arctic Circle's position at 66.5 degrees north in the Northern Hemisphere. ;
The Antarctic Circle is located at approximately 66.5°S latitude. It marks the southernmost point where the sun can remain visible for 24 hours during summer and experiences continuous darkness during winter. This boundary differentiates the polar region from the midlatitudes in the Southern Hemisphere.
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