About Santo Tomas, Atlantico's Climate & Weather History

With a population of around 28,700, Santo Tomas sits in Atlantico, Colombia. The city operates in the America/Bogota time zone.

In 2025, Santo Tomas recorded an average annual temperature of 83°F. The hottest temperatures reached 100°F in March; the coolest were 73°F in December. Total precipitation for the year was 46 inches, with the wettest month being May.