Narvacan experiences a warm and humid climate year-round. Spring-like conditions prevail in March, with temperatures ranging from 28°C to 30°C, averaging around 29°C. As the months progress, temperatures gradually decrease, reaching an average of 26°C by October, marking the onset of autumn. Summer is not explicitly mentioned but can be inferred as a hot period before March's spring-like conditions. The cooler temperatures in October signal the approach of winter in Narvacan.