Climate almanac

Heroica Guaymas

Sonora, Mexico · 27.92°, -110.90°

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What is the climate like in Heroica Guaymas?

The best time to visit Heroica Guaymas is typically October – June, with trip comfort peaking in May (9.6/10). Heroica Guaymas is warmest in August, when daily highs average 96°F (35°C), and coolest in January, when lows fall to about 53°F (12°C). The wettest month is typically September and the driest is May; the year sees roughly 5.2 in (131 mm) of precipitation.

  • Best time to visitOctober – June — comfort peaks in May (9.6/10)
  • Warmest monthAugust — average high 96°F (35°C)
  • Coolest monthJanuary — average low 53°F (12°C)
  • Wettest monthSeptember (2.1 in (54 mm))
  • Driest monthMay (0.0 in (0 mm))
  • Annual precipitation5.2 in (131 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromEmpalme Son., 13 km away (1977-2025)