San Marcos Tlacoyalco, in Puebla, Mexico, is home to roughly 9,900 people in the Central Time Zone at 18.7°N latitude.
In 2025, San Marcos Tlacoyalco recorded an average annual temperature of 64°F. The hottest temperatures reached 89°F in May; the coolest were 40°F in April. Total precipitation for the year was 23 inches, with the wettest month being June.
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