Tijuana's climate is characterized by mild winters and warm summers, with temperatures fluctuating significantly throughout the year. In winter months (December, January, February), temperatures range from just above freezing to mid-20s Celsius, making for cool days. As spring approaches in March and April, temperatures gradually rise, reaching averages of 16°C and 17°C respectively. Summer brings scorching heat, with June and July averaging highs around 38°C, while September still sees warm temperatures but slightly cooler than the peak summer months. Autumn returns to milder temperatures in October and November, before winter's chill sets back in.