Uyuni Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Uyuni.
Climate overview of 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.
Uyuni Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Uyuni - and find the best time to visit.
Monthly Temperature in Uyuni
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.
Temperature ranges by month
Rainfall in Uyuni
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 mean monthly precipitation over the year, including rain, hail, and snow
Humidity in Uyuni by Month
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.
Relative humidity over the year
Best Time to Visit Uyuni
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, October, November and December
- Warmest weather: October, November and December
- Fewer rainy days: May, June, July, August and September
- Wettest months: January, February, March and December, when rainfall is highest.
- Seasonal pattern: A distinct dry season from April to November
- Coldest conditions: July, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Uyuni
What is the best time to visit Uyuni?
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.
What temperatures can I expect in Uyuni?
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).
How much rain does Uyuni get?
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 3-Day Forecast
Uyuni on the map
Uyuni is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 10 most alternative cities in South America
Discover South America's top 10 alternative cities! From Valparaíso's vibrant streets to La Paz's high-altitude charm and Medellín's innovative spirit.
The best place in Bolivia to spot a jaguar
Bolivia is a beautiful country for spotting animals. The chance that you will see a jaguar is very likely if you go to the right places.
Madidi National Park: a must-visit for nature lovers
Explore Bolivia's biodiverse Madidi National Park, with untouched wilderness from snow-capped peaks to Amazonian rainforest.
The Witches' Market of La Paz
Discover the Witches' Market in La Paz, where Andean magic meets tradition. Explore mystical rituals, herbal remedies, and sacred offerings to Pachamama.