Viamao's climate is characterized by mild temperatures in the spring and autumn seasons, with average highs ranging from 22-25°C. Winters are cool, with average highs around 13-14°C, while summers are warm, with average highs reaching up to 35°C. The summer months of December to February are relatively consistent in temperature, with minimal fluctuations between day and night temperatures. In the winter months (May-July), temperatures drop significantly, especially at night, with lows often below 0°C. Autumn (April-May) and spring (September-November) have gentle temperature increases, without extreme variations.