Itaperuna, Brazil has a mild climate with temperatures gradually increasing in the spring months of September and October before cooling down slightly in April. Summer is hot and humid, with temperatures often reaching above 30°C, while winters are relatively cool, with average temperatures around 20°C. The temperature fluctuations are more pronounced from June to August, when the coolest months experience highs below 32°C. Autumn brings a slight increase in temperature, but without significant changes in humidity. Overall, temperatures remain within a comfortable range for most of the year.