With a population of around 25,300, Guanajay sits in Artemisa, Cuba. The city operates in the America/Havana time zone.
In 2025, Guanajay recorded an average annual temperature of 77°F. The hottest temperatures reached 95°F in August; the coolest were 57°F in January. Total precipitation for the year was 36 inches, with the wettest month being September.
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