Coahuila, Mexico, a region in Mexico, experiences maximum daytime temperatures in September ranging from 25°C (77°F) in Saltillo to 33°C (91°F) in Piedras Negras. Nighttime temperatures generally drop to 21°C (70°F) in Piedras Negras and 15°C (59°F) in Saltillo.
What is the temperature of the different cities in Coahuila, Mexico in September?
To get a sense of September's typical temperatures in the key spots of Coahuila, explore the map below. Click on a point for an in-depth look.