About Dulce Grande, San Luis Potosi's Climate & Weather History

Dulce Grande is a city of approximately 6,000 people in San Luis Potosi, Mexico. Located in the Central Time Zone at 23°N latitude.

In 2025, Dulce Grande recorded an average annual temperature of 65°F. The hottest temperatures reached 93°F in May; the coolest were 33°F in January. Total precipitation for the year was 19 inches, with the wettest month being September.