Climate almanac
São Martinho
Rio Grande do Sul, Brazil · -27.71°, -53.97°
What is the climate like in São Martinho?
The best time to visit São Martinho is typically November – April, with trip comfort peaking in August (6.8/10). São Martinho is warmest in January, when daily highs average 87°F (31°C), and coolest in July, when lows fall to about 52°F (11°C). The wettest month is typically October and the driest is July; the year sees roughly 67 in (1690 mm) of precipitation.
- Best time to visitNovember – April — comfort peaks in August (6.8/10)
- Warmest monthJanuary — average high 87°F (31°C)
- Coolest monthJuly — average low 52°F (11°C)
- Wettest monthOctober (8.9 in (227 mm))
- Driest monthJuly (3.6 in (90 mm))
- Annual precipitation67 in (1690 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromIrai, 93 km away (1977-2004)