Climate almanac

Merlo

San Luis, Argentina · -32.34°, -65.01°

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What is the climate like in Merlo?

Merlo is comfortable to visit year-round; trip comfort peaks in August (8.1/10). Merlo is warmest in January, when daily highs average 81°F (27°C), and coolest in July, when lows fall to about 37°F (3°C). The wettest month is typically January and the driest is July; the year sees roughly 27 in (698 mm) of precipitation.

  • Best time to visitYear-round — comfort peaks in August (8.1/10)
  • Warmest monthJanuary — average high 81°F (27°C)
  • Coolest monthJuly — average low 37°F (3°C)
  • Wettest monthJanuary (5.2 in (132 mm))
  • Driest monthJuly (0.4 in (9 mm))
  • Annual precipitation27 in (698 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromVilla Dolores, 46 km away (1973-2025)