With a population of around 24,200, Calliaqua sits in Saint George Parish, VC. The city operates in the America/St Vincent time zone.
In 2025, Calliaqua recorded an average annual temperature of 80°F. The hottest temperatures reached 87°F in August; the coolest were 71°F in February. Total precipitation for the year was 37 inches, with the wettest month being July.
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