Climate almanac
Heroica Guaymas
Sonora, Mexico · 27.92°, -110.90°
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)