Santa Maria del Rio is a city of approximately 13,100 people in San Luis Potosi, Mexico. Located in the Central Time Zone at 21.8°N latitude.
In 2025, Santa Maria del Rio averaged an annual temperature of 66°F, with hottest temperatures reaching 97°F in May and lowest around 34°F in January. The city received approximately 20 inches of precipitation during the year.
View historical weather for Santa Maria del Rio · More cities in San Luis Potosi