Season In Brazil -

The seasons are defined by flood and ebb. The Summer (wet) transforms the Pantanal into a vast flooded plain, while Winter (dry) is extremely dry, with relative humidity dropping below 20%. The Brazilian "winter" here is a desert-like season.

| Season | Months (approx.) | Meteorological Characteristics | | :--- | :--- | :--- | | | December – March | High heat, high humidity, intense convective rainfall (thunderstorms), risk of flooding. | | Autumn | April – May | Gradual cooling, first dry spells in the interior, fog in the South. | | Winter | June – September | Coldest temperatures (especially South), peak of the dry season in the tropics, frost risk in the South. | | Spring | October – November | Rising temperatures, return of rainfall, strong winds and occasional hail. | season in brazil

This densely populated region has a true tropical seasonality. Summer brings torrential, often catastrophic, rainfall (e.g., flooding in São Paulo). Winter (June-August) is mild (15-20°C) and dry, with the occasional passage of friagens (cold fronts from the South) dropping temperatures suddenly. The seasons are defined by flood and ebb