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Average temperatures, rainfall, sunshine and the best time to visit Uyuni.
Uyuni, in Bolivia's Potosí Department, experiences moderate temperature changes through the seasons. Pleasant days give way to mild cooler months, while the area maintains relatively dry weather patterns year-round. This high-altitude town is known to be closest to the world's largest salt flat, where the endless white expanse creates mind-bending mirror effects. The dry climate and clear desert skies make it one of the best places on Earth for stargazing. Now, let’s explore all the climate details to give you a complete picture.
Pick a month to see the average temperature, rainfall and sunshine in Uyuni - and find the best time to visit.
In Uyuni, seasonal changes bring about a moderate variation in temperatures. Typically, average maximum daytime temperatures range from a pleasant 21°C (70°F) in December to a moderate 13°C (55°F) in the coolest month, July.
Nights vary from 6°C (43°F) in December to around -3°C (27°F) during the colder months.
Check out our detailed temperature page for more information.
With annual rain/snowfall averaging 433 mm (17 in), Uyuni maintains relatively low precipitation levels throughout the seasons. The climate in Uyuni shows significant variation throughout the year. Expect high rainfall in January, the wettest month, with an average of 138 mm (5.4 in) of precipitation over 15 rainy days.
In contrast, the driest month June offers drier and sunnier days, with around 1.6 mm (0.1 in) of rainfall over 0 rainy days. For more details, please visit our Uyuni Precipitation page.
The relative humidity is moderate throughout the year in Uyuni.
The city experiences its highest humidity in February, reaching 52%. In October, the humidity drops to its lowest level at 30%. What does this mean? Read our detailed page on humidity levels for further details.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
April, October, November and December typically offer the most optimal weather in Uyuni. In contrast, January, February, June and July tend to have less optimal conditions. Uyuni has a distinct dry season from April to November.
Daytime highs range from 13°C (55°F) in July to 21°C (70°F) in December. Nighttime lows range from -3°C (27°F) to 6°C (43°F).
Annual rainfall is around 433 mm (17 in). January is the wettest month with 138 mm (5.4 in), while June is the driest with 1.6 mm (0.1 in).
Uyuni is highlighted - select any city to see its climate.
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