With a population of around 5,900, San Marcos Yachihuacaltepec sits in Mexico, Mexico. The city operates in the Central Time Zone.
In 2025, San Marcos Yachihuacaltepec recorded an average annual temperature of 56°F. The hottest temperatures reached 82°F in May; the coolest were 35°F in January. Total precipitation for the year was 28 inches, with the wettest month being June.
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