Torres del Paine National Park has a microclimate regulated principally by its proximity to the sea, and its low altitude (from 50 meters to 300 meters high), which allows for pleasant temperatures during the day and a very low precipitation year round. 

During the winter there is some snow, which typically melts quickly. Wind is a very important factor, above all during the summer (November-March), with gusts of up to 110 km (70 miles) per hour. This can be a disadvantage, but it nevertheless produces a continual change in climactic conditions; for example it can be raining one moment but the wind can shortly disperse the clouds and allow the sun to shine, making the climate an element of emotion.

The most attractive seasons are usually the autumn for the changing foliage colors and the spring for the rebirth of flora and fauna. During the winter there are often days of transparent and radiant sun, and there is sufficient light for a full day of exploration, also making it an attractive season to visit.