San Pedro de Atacama weather in September (Antofagasta Region, Chile)

Looking to travel to San Pedro de Atacama in September? This guide provides all the details you need.

In San Pedro de Atacama the weather in September is generally perfect, with pleasant temperatures and almost no rainfall. Daytime temperatures hover around 21°C, while nights can cool down to about 4°C.

San Pedro de Atacama in September usually receives almost no rainfall, averaging around 2.7 mm for the month. When we look at the climate data from the last 30 years, we can expect around 1 day of rain.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit San Pedro de Atacama. January, February, March, April, May, August, September, October, November and December typically offer the most agreeable circumstances. On the other hand, June and July tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized San Pedro de Atacama climate page with graphs.

 

San Pedro de Atacama, monthly averages in September

Min TemperatureMin Temperature 4°C  
Max TemperatureMax Temperature 21°C  
Chance of RainChance of Rain 4%  
PrecipitationPrecipitation 2.7 mm  
Rainy daysRainy days 1 day  
HumidityHumidity 13%  

Where to go in Chile in September

Find out more about the weather in Chile in September and which places have the best weather conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in San Pedro de Atacama in September?

For visitors traveling to San Pedro de Atacama, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in September.

Cycling
10/10
Walking
10/10
Camping
5/10
Outdoor sports
10/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in San Pedro de Atacama.

Our site offers climate and forecast data for every country in the world. Are you going to Chile? On this website you can find historical weather averages for many cities in Chile. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.