Mendoza weather in May
May in Mendoza: cool, dry, with clean air — an excellent time to visit.
#9 of 12 months in Mendoza · #266 of 604 destinations to visit in May · comfort 83/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Mendoza climate normals — May
| Daytime high | 17°C / 63°F | 🙂 cool |
|---|---|---|
| Nighttime low | 7°C / 44°F | |
| Feels like (high) | 15°C / 59°F | |
| Rainfall | 19 mm / 0.7 in | ☀️ dry |
| Rainy days | 4 days | |
| Humidity | 58% | 🍃 comfortable |
| Dew point | 3°C / 38°F | |
| Sunshine | 8.8 h/day | |
| Daylight | 10.4 h | |
| Wind | 12 km/h / 8 mph | |
| Air quality (US AQI) | 28 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Mendoza?
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Mendoza in May — FAQ
- Is May a good time to visit Mendoza?
- May in Mendoza: cool, dry, with clean air — an excellent time to visit. It ranks #9 of 12 months for Mendoza on SeasonMap's comfort score (83/100).
- What is the weather like in Mendoza in May?
- In May, Mendoza averages a daily high of 17°C and a low of 6.9°C, with about 18.8 mm of rain over roughly 4 rainy days.
- What is the air quality in Mendoza in May?
- Mendoza has a mean US Air Quality Index of about 28 in May.