Yes

you do need a jacket based on the weather in Antarctica 1 second ago

Why? Because even the penguins are shivering and it's fairly windy outside!
-16°F-27°C & Windy

Wind is 17 mph27 km/h from the Southwest, gusting to 24 mph38 km/h
January 2
11am-16°F-27°C17 mph27 km/h SouthwestWindy
12pm-17°F-27°C17 mph27 km/h SouthwestWindy
1pm-17°F-27°C17 mph28 km/h SouthwestWindy
2pm-16°F-27°C17 mph28 km/h SouthwestWindy
3pm-16°F-26°C18 mph28 km/h SouthwestWindy
4pm-15°F-26°C18 mph28 km/h SouthwestWindy
5pm-14°F-26°C18 mph29 km/h SouthwestWindy
6pm-14°F-25°C18 mph29 km/h SouthwestWindy
7pm-13°F-25°C18 mph28 km/h SouthwestWindy
8pm-12°F-25°C18 mph28 km/h SouthwestWindy
9pm-12°F-24°C17 mph28 km/h SouthwestWindy
10pm-11°F-24°C17 mph28 km/h SouthwestWindy
DateLowHighWindDayNight
January 1-17°F-27°C-9°F-23°C17 mph27 km/h from SouthwestWindyWindy
January 2-17°F-27°C-9°F-23°C17 mph28 km/h from SouthwestWindyClear
January 3-17°F-27°C-9°F-23°C13 mph21 km/h from SouthwestClearClear
January 4-21°F-29°C-12°F-25°C6 mph10 km/h from SouthClearMostly Clear
January 5-22°F-30°C-11°F-24°C10 mph16 km/h from SouthClearMostly Clear
January 6-15°F-26°C-5°F-20°C16 mph26 km/h from SouthWindyMostly Clear
January 7-12°F-25°C-5°F-21°C8 mph13 km/h from SoutheastPartly CloudyMostly Cloudy

Yes

Low of -17°F-27°C, High of -9°F-23°C
Wind: 17 mph28 km/h
Precipitation: None

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