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Weather in September in Atacama

Planning a journey to Atacama this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in Atacama in September?

Atacama is a region in Chile. September in Atacama generally has temperatures that range from mild to warm, with almost no precipitation.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is mild in Bahia Inglesa at 17°C to warm in Copiapó at 23°C. Nighttime temperatures generally drop to 11°C in Copiapó and 12°C in Bahia Inglesa.

Precipitation

September is a very dry month with an average rainfall of around 2 mm in Copiapó.

Average sunshine

The city Copiapó usually sees around 237 hours of sunlight, indicating many sunny days.

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

Where to go in Atacama in September

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

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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).

Popular destinations

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

Copiapó

In September Copiapó generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 11°C and almost no monthly rainfall. So on average the conditions are perfect that month.

Copiapó
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
<<  
22°C 
9°C 
220 hours 
3.7 mm 
a single day 
23°C 
11°C 
237 hours 
2 mm 
a single day 
October   >> October
>>  
24°C 
13°C 
268 hours 
0.6 mm 
a single day 
Climate in Copiapó

Caldera

In September Caldera generally has moderate temperatures with maximum daytime temperatures around 18°C, minimum nighttime temperatures around 11°C and almost no monthly rainfall. So on average the conditions are perfect that month.

Caldera
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
<<  
17°C 
11°C 
220 hours 
4.6 mm 
a single day 
18°C 
11°C 
237 hours 
2.1 mm 
a single day 
October   >> October
>>  
18°C 
12°C 
268 hours 
1.9 mm 
0 days 
Climate in Caldera

Bahia Inglesa

In September Bahia Inglesa generally has moderate temperatures with maximum daytime temperatures around 17°C, minimum nighttime temperatures around 12°C and almost no monthly rainfall. So on average the conditions are pleasant that month.

Bahia Inglesa
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
<<  
17°C 
11°C 
220 hours 
4.6 mm 
a single day 
17°C 
12°C 
237 hours 
2 mm 
a single day 
October   >> October
>>  
18°C 
12°C 
268 hours 
1.8 mm 
0 days 
Climate in Bahia Inglesa

Vallenar

In September Vallenar generally has high temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 8°C and almost no monthly rainfall. So on average the conditions are perfect that month.

Vallenar
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 
7°C 
9.9 mm 
a single day 
22°C 
8°C 
1.9 mm 
a single day 
October   >> October
>>  
24°C 
11°C 
1.7 mm 
a single day 
Climate in Vallenar

Piedra Colgada

In September Piedra Colgada generally has high temperatures with maximum daytime temperatures around 22°C, minimum nighttime temperatures around 10°C and almost no monthly rainfall. So on average the conditions are perfect that month.

Piedra Colgada
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
<<  
21°C 
8°C 
220 hours 
3.6 mm 
a single day 
22°C 
10°C 
237 hours 
1.4 mm 
a single day 
October   >> October
>>  
23°C 
11°C 
268 hours 
0.6 mm 
0 days 
Climate in Piedra Colgada

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

Is September the best time to visit Atacama?

Given the typically perfect weather conditions in Copiapó, September might be a good time to visit Atacama. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, provide perfect weather in Copiapó.

Interested in more climate information?

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

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