Uyuni weather in December
December in Uyuni: nice, rainy, with clean air — an excellent time to visit.
#3 of 12 months in Uyuni · #70 of 604 destinations to visit in December · comfort 86/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Uyuni climate normals — December
| Daytime high | 19°C / 66°F | 😎 nice |
|---|---|---|
| Nighttime low | 5°C / 42°F | |
| Feels like (high) | 17°C / 63°F | |
| Rainfall | 80 mm / 3.2 in | 🌧 rainy |
| Rainy days | 14 days | |
| Humidity | 46% | 🍃 comfortable |
| Dew point | -2°C / 29°F | |
| Sunshine | 11.7 h/day | |
| Daylight | 13.3 h | |
| Wind | 23 km/h / 14 mph | |
| Snowfall | 0.1 cm / 0 in | |
| Air quality (US AQI) | 36 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Uyuni?
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Uyuni in December — FAQ
- Is December a good time to visit Uyuni?
- December in Uyuni: nice, rainy, with clean air — an excellent time to visit. It ranks #3 of 12 months for Uyuni on SeasonMap's comfort score (86/100).
- What is the weather like in Uyuni in December?
- In December, Uyuni averages a daily high of 18.8°C and a low of 5.4°C, with about 80.4 mm of rain over roughly 13.6 rainy days.
- What is the air quality in Uyuni in December?
- Uyuni has a mean US Air Quality Index of about 36 in December.