About Rio Sereno, Chiriqui Province's Climate & Weather History

With a population of around 1,400, Rio Sereno sits in Chiriqui Province, Panama. The city operates in the America/Panama time zone.

In 2025, Rio Sereno recorded an average annual temperature of 68°F. The hottest temperatures reached 87°F in March; the coolest were 53°F in April. Total precipitation for the year was 195 inches, with the wettest month being October.