About Nio, Sinaloa's Climate & Weather History

Nio is a city of approximately 3,000 people in Sinaloa, Mexico. Located in the America/Mazatlan time zone at 25.6°N latitude.

In 2025, Nio recorded an average annual temperature of 77°F. The hottest temperatures reached 107°F in June; the coolest were 42°F in January. Total precipitation for the year was 23 inches, with the wettest month being September.