Curaçao has a tropical climate. The temperatures are usually constant. The trade winds bring cool breeze during the day and the same trade winds bring warmth during the night. The coolest month is January with an average of 26°C in temperature and the warmest month is September with an average temperature of 28.9 °C (84 °F). The year's average maximum temperature is 31°C. The year's average minimum temperature is about 25°C.