WEATHER & CLIMATE
The climate in El Calafate is primarily dry, and although the great extension of the glaciers region offers some variations, it can be said that dampness increases as we get closer to the cordillera and the continental ice field, and it becomes colder as we rise above the sea level.
The duration of daylight in this town varies according to the time of the year. In summer it dawns at 5.30 am and it does not darken until 11.00 p.m. but in winter, days are shorter with only 8 hours of light at times. The longest day of the year (December 21) may have 17 hours of solar light.
Due to the action of the wind coming from the west and its location, the average of rainfalls in El Calafate is of 300mm annually. These rainfalls have been registered mainly during winter.
In order to get a clearer idea of the possible weather conditions during your visit, the climatic differences between El Calafate and El Chaltén towns are detailed below:
El Calafate is located 200m above sea level and on the shores of Lake Argentino. In summer the weather is dry, sunny, cool and windy; the average temperature is of 20ºC, but it can reach a maximum of 30ºC and a minimum of 10ºC; winds are moderate, but there can reach gusts of over 120 kilometers per hour.
El Chaltén is located in the middle of Andes cordillera, 430 meters above sea level, where the prevailing winds blow all throughout the year from the northwestern quadrant. In summer the weather is cool, windy and very variable: the average temperature is 18ºC but it can reach a maximum of 30ºC and a minimum of 5ºC. On some occasions the winds may reach gusts of over 150 kilometers per hour.