With a population of around 9,100, Marianna sits in Florida, United States. The city operates in the Central Time Zone.
In 2025, Marianna recorded an average annual temperature of 68°F — about 0.7°F below the 30-year normal of 68°F. The hottest day reached 98°F in July; the coldest was 17°F in January. Total precipitation was 50 inches (near normal). The wettest month was August.
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