Climate almanac

Costa Rica

Mato Grosso do Sul, Brazil · -18.54°, -53.13°

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What is the climate like in Costa Rica?

The best time to visit Costa Rica is typically May – September, with trip comfort peaking in July (9.5/10). Costa Rica is warmest in September, when daily highs average 92°F (33°C), and coolest in July, when lows fall to about 60°F (15°C). The wettest month is typically January and the driest is July; the year sees roughly 45 in (1149 mm) of precipitation.

  • Best time to visitMay – September — comfort peaks in July (9.5/10)
  • Warmest monthSeptember — average high 92°F (33°C)
  • Coolest monthJuly — average low 60°F (15°C)
  • Wettest monthJanuary (8.8 in (225 mm))
  • Driest monthJuly (0.0 in (1 mm))
  • Annual precipitation45 in (1149 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)