Climate almanac
Mercedes
San José, Costa Rica · 9.27°, -83.58°
What is the climate like in Mercedes?
The best time to visit Mercedes is typically January – March, with trip comfort peaking in February (7.7/10). Mercedes is warmest in March, when daily highs average 77°F (25°C), and coolest in January, when lows fall to about 60°F (15°C). The wettest month is typically October and the driest is February; the year sees roughly 200 in (5079 mm) of precipitation.
- Best time to visitJanuary – March — comfort peaks in February (7.7/10)
- Warmest monthMarch — average high 77°F (25°C)
- Coolest monthJanuary — average low 60°F (15°C)
- Wettest monthOctober (34 in (873 mm))
- Driest monthFebruary (1.9 in (49 mm))
- Annual precipitation200 in (5079 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromPuerto Limon, 99 km away (1970-2025)