San Pedro de Atacama weather in December 2025

Expect daytime maximum temperatures of 21°C in San Pedro de Atacama, Chile in December based on long-term weather averages. There are 9 hours of sunshine per day on average with 10 days with some rainfall.

  • 21°C maximum daytime temperature in December in San Pedro de Atacama21
    21°C max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in December in San Pedro de Atacama10
    10 days with some rainfall
  • 9°C minimum night-time temperature in December in San Pedro de Atacama9
    9°C min night temperature
  • 14 hours of daylight per day in December in San Pedro de Atacama14
    14 hours of daylight per day
  • No heat & humidity in December in San Pedro de Atacama0
    No heat & humidity
  • 17 mm monthly rainfall in December in San Pedro de Atacama17
    17 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in San Pedro de Atacama11
    11+ (Extreme) UV index

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San Pedro de Atacama by month

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The December weather guide for Chile (San Pedro de Atacama) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in San Pedro de Atacama in December?

Daytime temperatures usually reach 25°C in San Pedro de Atacama in December with low heat and humidity, falling to 13°C at night.

How sunny is it in San Pedro de Atacama in December?

There are normally 10 hours of bright sunshine each day in San Pedro de Atacama in December - that's 73% of daylight hours.

Does it rain in San Pedro de Atacama in December?

There are usually 4 days with some rain in San Pedro de Atacama in December and the average monthly rainfall is 2mm.

San Pedro de Atacama December sunrise & sunset times

Browse the sunrise and sunset times for San Pedro de Atacama in December 2025. Select a month to view San Pedro de Atacama sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 05:39 19:05
Tuesday, 16th December 2025 05:42 19:15
Wednesday, 31st December 2025 05:50 19:21

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