Fenoarivo's climate is characterized by a mild winter and a hot summer, with temperatures gradually increasing and decreasing in a gentle slope throughout the year. The coolest months are May and June, with average temperatures ranging from 8-15°C, while the warmest months are January to March, with averages around 21-23°C. April and October experience temperature fluctuations, with highs reaching up to 30°C but lows dipping as low as 13°C. The summer months of November to December also bring high temperatures, often reaching up to 33°C. Overall, the temperature variation is moderate, with no extreme hot or cold periods throughout the year.