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March in Ushuaia sees daytime temperatures around 10°C (50°F) and lows of 3°C (37°F) at night. With around 98 mm (3.9 in) of rainfall expected, it's worth packing a rain jacket.
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48-year average (1976-2025)
Based on our historical records, temperatures in Ushuaia typically stay consistent throughout March, with daily highs averaging around 10°C (50°F). Nights are cold, with lows typically ranging from 4°C (39°F) to 6°C (43°F).
48-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Ushuaia spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Find out more about the weather in Argentina and which places have the best travel conditions in this month. See all of Argentina in March →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
The weather can swing between comfortable and chilly in March, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Ushuaia climate overview or explore weather in Argentina.
Where to go in March - average daytime high across popular destinations.
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