The north is subtropical with rain throughout the year, while the Tierra del Fuego in the south has a sub-arctic climate. The main central area is temperate, but can be hot and humid during summer (December to February) and cool in winter.

European clothes for the main central area. Lightweight cottons and linens in the north. Warm clothes are necessary in the south and during winter months in the central area. Waterproofing is advisable for all areas.