Talcahuano's climate is mild and temperate, with moderate temperatures throughout the year. Winters are cool but not cold, with temperatures ranging from 0-17°C in June and July, while summers are mild, with temperatures between 21-25°C in January and February. Spring and autumn seasons have relatively stable temperatures, averaging around 14-16°C, although they can drop to as low as 5-8°C in April and March. The coldest months are July and August, when temperatures average around 9-10°C, while the warmest months are December and January, with averages of 15-16°C. Overall, Talcahuano's climate is characterized by a moderate temperature range, with minimal extremes.