Ushuaia (烏蘇亞、烏刷亞、烏舒瓦亞、烏斯懷亞) 位於南美洲最南端的火地島Tierra del Fuego，屬阿根廷管轄。火地島由阿根廷與智利各分一半。
智利屬的 Puerto Williams 在更南邊，不過只能算小鎮，所以Ushuaia 被號稱為地球最南邊的城市，人口 64,000人。 地球最南邊的村落是智利的 Puerto Toro
http://cathywebster.com/antarctica/
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| Weather averages for Usuhaia, Argentina |
| Month |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Year |
| Average high °C (°F) |
14
(57) |
13
(55) |
12
(54) |
9
(48) |
6
(43) |
4
(39) |
4
(39) |
6
(43) |
8
(46) |
10
(50) |
12
(54) |
13
(55) |
9
(48) |
| Average low °C (°F) |
5
(41) |
5
(41) |
4
(39) |
2
(36) |
0
(32) |
-2
(28) |
-2
(28) |
-1
(30) |
0
(32) |
2
(36) |
3
(37) |
4
(39) |
2
(35) |
| Precipitation cm (inches) |
8
(3.2) |
7
(2.8) |
6
(2.7) |
6
(2.0) |
5
(2.0) |
3
(1.3) |
1
(0.6) |
2
(1.0) |
6
(2.7) |
11
(4.5) |
11
(4.4) |
9
(3.8) |
80
(31.6) |
| Source: Weatherbase[6] 2007 |
