About Montemorelos, Nuevo Leon's Climate & Weather History

Montemorelos, in Nuevo Leon, Mexico, is home to roughly 67,400 people in the America/Monterrey time zone at 25.2°N latitude.

In 2025, Montemorelos recorded an average annual temperature of 73°F. The hottest temperatures reached 108°F in May; the coolest were 28°F in January. Total precipitation for the year was 24 inches, with the wettest month being September.