Yes

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

Why? Because just don't even bother going out. it's waaayyyy too cold and the wind makes walking forward feel like moonwalking in reverse!
-40°F-40°C & Windy

Wind is 19 mph31 km/h from the Southwest, gusting to 25 mph41 km/h
May 31
8am-40°F-40°C20 mph31 km/h SouthwestWindy
9am-40°F-40°C20 mph31 km/h SouthwestWindy
10am-39°F-40°C19 mph31 km/h SouthwestWindy
11am-39°F-39°C19 mph30 km/h SouthwestWindy
12pm-39°F-39°C19 mph30 km/h SouthwestWindy
1pm-38°F-39°C18 mph29 km/h SouthwestWindy
2pm-38°F-39°C18 mph29 km/h SouthwestWindy
3pm-38°F-39°C17 mph28 km/h SouthwestWindy
4pm-38°F-39°C17 mph27 km/h SouthwestWindy
5pm-38°F-39°C17 mph27 km/h SouthwestWindy
6pm-38°F-39°C17 mph27 km/h SouthwestWindy
7pm-38°F-39°C17 mph27 km/h SouthwestWindy
DateLowHighWindDayNight
May 30-43°F-42°C-39°F-39°C18 mph29 km/h from SouthwestWindyWindy
May 31-47°F-44°C-38°F-39°C17 mph27 km/h from SouthwestWindyWindy
June 1-61°F-52°C-47°F-44°C22 mph35 km/h from SouthwestWindyWindy
June 2-64°F-53°C-58°F-50°C21 mph34 km/h from SouthwestWindyWindy
June 3-64°F-53°C-61°F-52°C24 mph39 km/h from SouthwestWindyWindy
June 4-65°F-54°C-61°F-52°C25 mph41 km/h from SouthwestWindyWindy
June 5-68°F-55°C-65°F-54°C19 mph31 km/h from SouthwestWindyWindy

Yes

Low of -47°F-44°C, High of -37°F-39°C
Wind: 17 mph27 km/h
Precipitation: None

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