Peak in December
Coolest in June
Heavy in January
Peak in dry season
Uyuni Monthly Weather Guide
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September
October
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December
Essential Travel Info for Uyuni
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Safety
High Safety
GPI: 1.989
Best Time to Visit Uyuni
Location, climate overview & historical trends
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📍 20.4604° S, 66.8264° W
Open in Google MapsUyuni is a prominent destination in Bolivia.
Located at 20.46°S latitude,Uyuni experiences a tropical climate with warm temperatures year-round.
Based on 30 years of data, December is the warmest month (avg. 19°C), while June is the coolest. January sees the most rain (42% chance), making June the driest month.
Historical Climate Trend
30-Year Analysis+0.54°C
Total over 30 years
+0.18°C
Per decade
Linear regression analysis of historical maximum temperatures for Uyuni, based on 1995-2024 satellite data from NASA POWER.
Best Time to Visit
NASA POWER Data (1991-2021)March, April, September
Best months to visit
16°C
Avg High
Based on 30 years of NASA satellite data,Uyuni receives approximately 258mm of rainfall annually. These months offer optimal temperatures and minimal rain probability for your visit.
Climate Trends
EXCLUSIVE1995-2040 Temperature Trend
1995 Avg
15.8°
2024 Avg
16°
2040 Proj
16.6°
+0.18°C
per decade (observed)
+0.40°C
per decade (CMIP6)
🌡️ Uyuni has warmed by +0.5°C since 1995. By 2040, an additional +0.6°C is projected (based on CMIP6 rate of 0.399°C/decade), for a total of +1.2°C from 1995 baseline.
NASA POWER (1995-2024) + CMIP6 (CMCC_CM2_VHR4, EC_Earth3P_HR, FGOALS_f3_H, HiRAM_SIT_HR, MRI_AGCM3_2_S, NICAM16_8S)
Travel Intelligence
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Airport traffic data & seasonal patterns
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Peak
Dec
Low
Dec
Monthly Traffic Distribution
Key Connections
Health & Safety Advisory
CDC travel health recommendations
COVID-19
All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.
Chikungunya
All travelers should take steps to prevent mosquito bites. Chikungunya vaccination is generally not recommended. Travelers who wish to consider vaccination can visit “What to consider before traveling” on thechikungunya vaccinespage to learn more.
Hepatitis A
Recommended for unvaccinated travelers one year old or older going to Bolivia.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.
Hepatitis B
Recommended for unvaccinated travelers younger than 60 years old traveling to Bolivia. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Bolivia.
Malaria
CDC recommends that travelers going to certain areas of Bolivia take prescription medicine to prevent malaria. Depending on the medicine you take, you will need to start taking this medicine multiple days before your trip, as well as during and after your trip. Talk to your doctor about which malaria medication you should take.Transmission areasAll areas <2,500 m (<8,200 ft) elevationNo malaria transmission in La Paz (administrative capital)Drug resistanceChloroquineSpeciesP. vivax(99%)P. falciparum(1%)Recommended chemoprophylaxisAtovaquone-proguanil, doxycycline, mefloquine, primaquine5, tafenoquine2Updated April 23, 2025See footnotes
Measles
Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.
+3 more
Source: CDC Travelers' Health
View Complete Health GuideUyuni Climate Data by Month
Historical temperature and precipitation averages
| Month | Avg High (°C) | Rain Probability (%) | Status |
|---|---|---|---|
| January | 18°C | 42% | 🌧️ Rainy |
| February | 17°C | 39% | Neutral |
| March | 17°C | 21% | 😊 Pleasant |
| April | 17°C | 3% | 😊 Pleasant |
| May | 13°C | 0% | Neutral |
| June | 11°C | 0% | Neutral |
| July | 12°C | 1% | Neutral |
| August | 13°C | 1% | Neutral |
| September | 16°C | 1% | 😊 Pleasant |
| October | 18°C | 2% | 😊 Pleasant |
| November | 19°C | 5% | 😊 Pleasant |
| December | 19°C | 22% | 😊 Pleasant |
Weather in Cities Near Uyuni
Explore climate data for popular destinations within easy reach
Compare weather conditions with nearby destinations for your trip planning
Compare Uyuni Weather vs Popular Destinations
Uyuni Weather FAQ
When is the best time to visit Uyuni?
Honestly, look for months with mild temperatures (20°C-25°C) and low rain chance. Based on historical data, March, April, September are usually great choices.
When is the hottest month in Uyuni?
December is historically the hottest month in Uyuni with average highs of 19°C.
When does it rain the most in Uyuni?
January typically sees the highest probability of rain (42%).
Is Uyuni expensive?
Prices vary by season. The "Perfect" weather months usually coincide with peak tourist season and higher prices, while the rainy or cold months offer better deals.