With a population of around 5,500, Fellsmere sits in Florida, United States. The city operates in the Eastern Time Zone.
In 2025, Fellsmere recorded an average annual temperature of 73°F — right at the 30-year normal of 74°F. The hottest day reached 99°F in July; the coldest was 39°F in December. Total precipitation was 47 inches (drier than usual). The wettest month was August.
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