When to visit Ushuaia: best time, weather by month and what to do in each season
Quick answer: According to Argentina.travel, the best time to visit Ushuaia is from September to March. The austral summer (November to March) brings the longest days, with about 17 hours of daylight around 21 December, and the penguin season; winter (June to September) is for snow and skiing.
Updated November 4, 2026.
Average temperatures by month
Average high and low values, according to WeatherSpark statistics. They are not a forecast and may differ from the Servicio Meteorológico Nacional data.
| Month | Average high | Average low |
|---|---|---|
| January | 13 °C | 6 °C |
| February | 13 °C | 6 °C |
| March | 11 °C | 5 °C |
| April | 8 °C | 3 °C |
| May | 6 °C | 1 °C |
| June | 4 °C | -1 °C |
| July | 4 °C | -1 °C |
| August | 5 °C | 0 °C |
| September | 7 °C | 1 °C |
| October | 9 °C | 3 °C |
| November | 11 °C | 4 °C |
| December | 12 °C | 5 °C |
January is the warmest month and July the coldest. Even in summer, bring layers and a waterproof jacket: Argentina.travel describes the climate as cold oceanic, with an average annual temperature of 5.7 °C.
Hours of daylight
According to WeatherSpark, the longest day (21 December) has 17 h 20 min of natural light and the shortest (21 June), 7 h 12 min. In summer there is room for more than one tour in the same day.
What to do by season
| Season | What is on | Note |
|---|---|---|
| October to March | Penguins on Martillo Island | Visits to the penguin colony take place between October and March, according to a C5N article from January 2026. More detail in the penguin season guide. |
| 1 September to 30 April | End of the World Train | Departures at 9:30, 12:00 and 15:00, according to the official site. |
| November to March | Antarctica from Ushuaia | It is the ideal season, according to Argentina.travel. See the Antarctica guide. |
| June to September | Snow and skiing at Cerro Castor | Opening and closing dates depend on the snow: confirm them on the official site. See the winter guide. |
Tours for the austral summer
Three ideas that work well with long days: Beagle Channel boat trip (ARS $ 135,999 (≈ US$ 87)), Martillo Island penguins by boat (ARS $ 208,717 (≈ US$ 134)) and Laguna Esmeralda hike (ARS $ 128,414 (≈ US$ 83)).
Reference prices per person, converted from reais at the 30/10/2026 exchange rate (1 BRL = 286 ARS = 0.184 USD) and collected from partner pages in November 2026. The final price is the one the partner shows at checkout.
How many days should you stay?
Argentina.travel recommends between 4 and 7 days. For a basic route, see the 3-day itinerary.
Quick questions
What is the best time to travel to Ushuaia?
From September to March, according to Argentina.travel. For penguins and long days, the austral summer; for snow, winter.
How cold is it in summer in Ushuaia?
According to WeatherSpark, the average highs in January and February are 13 °C and the average lows are 6 °C.
How many hours of daylight are there in December?
About 17 hours: on 21 December, 17 h 20 min according to WeatherSpark.
Sources
- Argentina.travel (National Ministry of Tourism): Ushuaia, the city and the train
- WeatherSpark: average climate in Ushuaia (model statistics, not an official weather service)
- Tren del Fin del Mundo (End of the World Train), official site: schedules and fares
- C5N, January 2026: the Martillo Island penguin colony
- Argentina.travel: Antarctica
