ClimateForecastDecemberJanuary >>

Antofagasta Region weather in December

Thinking about venturing to Antofagasta Region this December and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What is the weather like in Antofagasta Region in December?

Antofagasta Region is a region in Chile. Antofagasta Region has a wide variety of climate types. During December, you can expect temperatures that range from cold to warm and precipitation levels ranging from almost none to heavy.

During the day the temperature is cold in Diego Ramírez Islands at 9°C and warm in Atacama Desert at 25°C. As night falls, temperatures generally drop to 10°C in Atacama Desert and 5°C in Diego Ramírez Islands. On average, December is the month with the highest temperature of the year in Antofagasta Region.

In December, precipitation varies across different areas. From almost no rainfall in Atacama Desert with an average of 0.3 mm to heavy rainfall in Puerto Aysén with 212 mm.

To learn more about the conditions in specific areas of Antofagasta Region in December, check out the map below. For more details on the yearly weather, visit our Antofagasta Region climate page.

Where to go in Antofagasta Region in December

Find more information for the most popular destinations in the Antofagasta Region 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 December for the 5 most popular destinations in Antofagasta Region?

San Pedro de Atacama

In December San Pedro de Atacama generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 9°C and low 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
24°C 
7°C 
0.9 mm 
5 days 
25°C 
9°C 
6.8 mm 
10 days 
January   >> January
>>  
24°C 
10°C 
45 mm 
12 days 
Climate in San Pedro de Atacama

Antofagasta

In December Antofagasta generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 16°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
22°C 
14°C 
272 hours 
2.4 mm 
1 day 
24°C 
16°C 
301 hours 
1.4 mm 
3 days 
January   >> January
>>  
26°C 
17°C 
310 hours 
1.2 mm 
4 days 
Climate in Antofagasta

Mejillones

In December Mejillones generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 17°C and almost no 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
22°C 
15°C 
272 hours 
3.6 mm 
1 day 
23°C 
17°C 
301 hours 
2.3 mm 
2 days 
January   >> January
>>  
25°C 
18°C 
310 hours 
1.9 mm 
3 days 
Climate in Mejillones

Atacama Desert

In December Atacama Desert generally has high temperatures with maximum daytime temperatures around 25°C, minimum nighttime temperatures around 10°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
25°C 
8°C 
0.1 mm 
4 days 
25°C 
10°C 
0.3 mm 
8 days 
January   >> January
>>  
25°C 
11°C 
1.9 mm 
10 days 
Climate in Atacama Desert

Calama

In December Calama generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 8°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
24°C 
7°C 
0.2 mm 
4 days 
24°C 
8°C 
2.1 mm 
9 days 
January   >> January
>>  
24°C 
10°C 
12 mm 
10 days 
Climate in Calama

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

Is December the best time to visit Antofagasta Region?

We believe that December 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, January, February, March, April, May, August, September, October, November and December provide 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.

  • January      
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  • December      
  • 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 climate conditions. Find out where to go with our weather planner.