About Rio Sereno, Chiriqui Province

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 averaged an annual temperature of 68°F, with hottest temperatures reaching 87°F in March and lowest around 53°F in April. The city received approximately 195 inches of precipitation during the year.