About Mariel, Artemisa's Climate & Weather History

With a population of around 29,000, Mariel sits in Artemisa, Cuba. The city operates in the America/Havana time zone.

In 2025, Mariel recorded an average annual temperature of 79°F. The hottest temperatures reached 90°F in August; the coolest were 63°F in January. Total precipitation for the year was 29 inches, with the wettest month being August.