Montevideo weather in January
January in Montevideo: hot, a little rain, with clean air — an excellent time to visit.
#7 of 12 months in Montevideo · #115 of 604 destinations to visit in January · comfort 84/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Montevideo climate normals — January
| Daytime high | 26°C / 79°F | 🥵 hot |
|---|---|---|
| Nighttime low | 20°C / 69°F | |
| Feels like (high) | 29°C / 84°F | |
| Rainfall | 66 mm / 2.6 in | 🌦 some rain |
| Rainy days | 8 days | |
| Humidity | 70% | 💧 humid |
| Dew point | 18°C / 64°F | |
| Sunshine | 11.6 h/day | |
| Daylight | 14.2 h | |
| Wind | 23 km/h / 14 mph | |
| Air quality (US AQI) | 31 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Montevideo in January — FAQ
- Is January a good time to visit Montevideo?
- January in Montevideo: hot, a little rain, with clean air — an excellent time to visit. It ranks #7 of 12 months for Montevideo on SeasonMap's comfort score (84/100).
- What is the weather like in Montevideo in January?
- In January, Montevideo averages a daily high of 26°C and a low of 20.4°C, with about 66.4 mm of rain over roughly 7.8 rainy days.
- What is the air quality in Montevideo in January?
- Montevideo has a mean US Air Quality Index of about 31 in January.