Climate almanac

Río Grande

Oaxaca, Mexico · 16.01°, -97.44°

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What is the climate like in Río Grande?

The best time to visit Río Grande is typically November – April, with trip comfort peaking in February (9.3/10). Río Grande is warmest in May, when daily highs average 87°F (31°C), and coolest in January, when lows fall to about 73°F (23°C). The wettest month is typically September and the driest is April; the year sees roughly 63 in (1596 mm) of precipitation.

  • Best time to visitNovember – April — comfort peaks in February (9.3/10)
  • Warmest monthMay — average high 87°F (31°C)
  • Coolest monthJanuary — average low 73°F (23°C)
  • Wettest monthSeptember (17 in (428 mm))
  • Driest monthApril (0.1 in (3 mm))
  • Annual precipitation63 in (1596 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromRio Grande, 2 km away (1969-1988)