Antarctica's Daylight: Not 6 Months Continuous
Misconception. Daylight does not last six continuous months.
Summer (Dec–Feb): Midnight Sun
- Sun circles sky, never fully sets at pole.
- But "night" exists—twilight periods lengthen toward equinox.
- Coastal stations (e.g., McMurdo, 78°S) have ~4 months of 24h sun; Peninsula less.
Winter (Jun–Aug): Polar Night
- Sun stays below horizon.
- Not pitch black 24/7—civil/nautical twilight for weeks at edges.
- Pole: ~6 months darkness (Mar–Sep equinoxes).
Reality
Continuous daylight/darkness only at exact geographic South Pole. Most research stations (coastal) experience gradual transitions with weeks of twilight. The "6 months day / 6 months night" is a polar-specific simplification.