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Weather in September in Antofagasta Region

Planning a getaway to Antofagasta Region this September and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Antofagasta Region in September?

Antofagasta Region is a region in Chile. The weather in Antofagasta Region in September can be quite varied, with temperatures that range from cold to warm and precipitation levels ranging from almost none to heavy.

Temperatures

During the day temperatures vary from cold in Diego Ramírez Islands at 7°C to warm in Atacama Desert at 23°C. At night it cools down to 5°C in Atacama Desert and 3°C in Diego Ramírez Islands.

Precipitation

In September, precipitation varies across different areas. From almost no rainfall in Calama with an average of 0.9 mm to heavy rainfall in Puerto Aysén with 199 mm.

For specific regional insights in Antofagasta Region for September, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Antofagasta Region climate page.

Where to go in Antofagasta Region in September

Find more information for the most popular destinations in the Antofagasta Region on the map below. Click on a destination dot for more detailes.

Map not visible? Whoops sorry! Please refresh the page.
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).

Popular destinations

What is the weather like in September for the 5 most popular destinations in Antofagasta Region?

San Pedro de Atacama

In September San Pedro de Atacama generally has pleasant temperatures with maximum daytime temperatures around 21°C, minimum nighttime temperatures around 4°C and almost no monthly rainfall. So on average the conditions are perfect that month.

San Pedro de Atacama
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
19°C 
2°C 
4 mm 
a single day 
21°C 
4°C 
2.7 mm 
a single day 
October   >> October
>>  
23°C 
6°C 
0.8 mm 
3 days 
Climate in San Pedro de Atacama

Antofagasta

In September Antofagasta generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 12°C and almost no monthly rainfall. So on average the conditions are perfect that month.

Antofagasta
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
20°C 
12°C 
211 hours 
5.2 mm 
0 days 
20°C 
12°C 
222 hours 
3.5 mm 
0 days 
October   >> October
>>  
21°C 
13°C 
252 hours 
2.9 mm 
0 days 
Climate in Antofagasta

Mejillones

In September Mejillones generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 13°C and low monthly rainfall. So on average the conditions are perfect that month.

Mejillones
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
19°C 
13°C 
211 hours 
7.5 mm 
0 days 
20°C 
13°C 
222 hours 
5.5 mm 
0 days 
October   >> October
>>  
21°C 
14°C 
252 hours 
4.6 mm 
0 days 
Climate in Mejillones

Atacama Desert

In September Atacama Desert generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 5°C and almost no monthly rainfall. So on average the conditions are perfect that month.

Atacama Desert
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
22°C 
3°C 
2.1 mm 
a single day 
23°C 
5°C 
1.7 mm 
a single day 
October   >> October
>>  
24°C 
7°C 
0.3 mm 
2 days 
Climate in Atacama Desert

Calama

In September Calama generally has high temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 5°C and almost no monthly rainfall. So on average the conditions are perfect that month.

Calama
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
21°C 
4°C 
2.6 mm 
a single day 
22°C 
5°C 
0.9 mm 
a single day 
October   >> October
>>  
24°C 
6°C 
0.2 mm 
2 days 
Climate in Calama

Is your destination not in the list? Have a look at other destinations in Antofagasta Region, in Chile.

Is September the best time to visit Antofagasta Region?

We believe that September is one of the best times to visit Antofagasta Region with overall perfect weather in San Pedro de Atacama. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, the best visiting conditions can be found in January, February, March, April, May, August, September, October, November and December offering mostly perfect weather in San Pedro de Atacama.

Interested in more climate information?

We have much more information about the climate in Antofagasta Region. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Chile? Get detailed 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 travel conditions. Find out where to go with our weather planner.