Mendoza weather in January
January in Mendoza: hot, a little rain, with clean air — an excellent time to visit.
#8 of 12 months in Mendoza · #47 of 604 destinations to visit in January · comfort 88/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Mendoza climate normals — January
| Daytime high | 30°C / 86°F | 🥵 hot |
|---|---|---|
| Nighttime low | 19°C / 66°F | |
| Feels like (high) | 30°C / 86°F | |
| Rainfall | 38 mm / 1.5 in | 🌦 some rain |
| Rainy days | 6 days | |
| Humidity | 44% | 🍃 comfortable |
| Dew point | 11°C / 51°F | |
| Sunshine | 12.5 h/day | |
| Daylight | 14 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 32 | 🍃 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 January — FAQ
- Is January a good time to visit Mendoza?
- January in Mendoza: hot, a little rain, with clean air — an excellent time to visit. It ranks #8 of 12 months for Mendoza on SeasonMap's comfort score (88/100).
- What is the weather like in Mendoza in January?
- In January, Mendoza averages a daily high of 29.9°C and a low of 18.7°C, with about 38.2 mm of rain over roughly 5.6 rainy days.
- What is the air quality in Mendoza in January?
- Mendoza has a mean US Air Quality Index of about 32 in January.