Itaituba's climate is warm and humid year-round, with temperatures rarely dipping below 22°C or rising above 37°C. Spring and summer months (September to February) bring average highs of around 35-36°C, while autumn and winter months (March to August) see slightly cooler temperatures, averaging around 33-35°C. The temperature range is relatively consistent throughout the year, with minimal variation between seasons. Daytime temperatures are often significantly higher than nighttime lows, which can drop to as low as 23°C in some cases. Overall, Itaituba's climate is characterized by mild winters and warm summers, with a steady flow of moisture from the nearby Amazon River basin contributing to its high humidity levels.