Tres Coracoes, Brazil experiences mild winters with temperatures ranging from -3°C in July to 18°C in April and October. Spring is a gradual warming period, with temperatures increasing from 5°C in May to 22°C by September. Summer months bring warmer conditions, with highs often reaching 32-35°C from November to March. Autumn temperatures are generally mild, ranging from 10°C in February to 20°C in December. Throughout the year, temperature fluctuations can be significant between day and night.