Uyuni Weather in May

What's the weather like in Uyuni (Potosí) in May 2025?

The climate in Uyuni during May can be summarized as cool and very dry.

May is in the fall / autumn in Uyuni and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 15°C (60°F), whilst at night -3°C (26°F) is normal.

Uyuni weather averages (imperial / metric)
Daytime temperature 15.4°C 59.6°F
Nightly temperature -3.4°C 26°F
Average temperature 6°C 42.8°F
Daily sunshine 9.6 hrs
Avg rainfall 1 mm 0 ins
Rainy days 0 days
Sea temperature 20.6°C 69.1°F
Humidity 34%
Windspeed 13.3kph 8 mph

On average May is the 6th driest month of the year in Uyuni with around 1mm 0 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 9.6 hours of sunshine per day.

May temperatures in Uyuni

Uyuni average temperature in May

May rainfall

Uyuni average rain in May

May hourly sunshine

Uyuni average rain in May

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Uyuni in May 2025.

Other monthly averages

Best places to visit in May

UV index Best time to go?

Uyuni weather stats

Uyuni weather statistics
Hottest month: January 16.3°C 61.3°F
Driest month: April 1mm 0ins
Sunniest month: August 9.9hrs
Coldest month: July 13°C 55.4°F
Wettest month: January 42mm 1.7ins
Map showing location of Uyuni (-20.45967, -66.82503) Uyuni map pin © Google

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