Uyuni weather in May
May in Uyuni: cold, dry, with clean air — an excellent time to visit.
#8 of 12 months in Uyuni · #302 of 604 destinations to visit in May · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Uyuni climate normals — May
| Daytime high | 14°C / 56°F | 🧥 cold |
|---|---|---|
| Nighttime low | -2°C / 29°F | |
| Feels like (high) | 8°C / 46°F | |
| Rainfall | 0 mm / 0 in | ☀️ dry |
| Rainy days | 0 days | |
| Humidity | 21% | 🌵 dry |
| Dew point | -17°C / 1°F | |
| Sunshine | 10.3 h/day | |
| Daylight | 11.1 h | |
| Wind | 21 km/h / 13 mph | |
| Snowfall | 0.1 cm / 0 in | |
| Air quality (US AQI) | 32 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Uyuni in May — FAQ
- Is May a good time to visit Uyuni?
- May in Uyuni: cold, dry, with clean air — an excellent time to visit. It ranks #8 of 12 months for Uyuni on SeasonMap's comfort score (82/100).
- What is the weather like in Uyuni in May?
- In May, Uyuni averages a daily high of 13.6°C and a low of -1.6°C, with about 0.4 mm of rain over roughly 0.2 rainy days.
- What is the air quality in Uyuni in May?
- Uyuni has a mean US Air Quality Index of about 32 in May.