San Pedro de Atacama weather in September 2025

Expect daytime maximum temperatures of 18°C in San Pedro de Atacama, Chile in September based on long-term weather averages. There are 9 hours of sunshine per day on average.

• 18
  18°C max day temperature
• 9
  9 hours of sunshine per day
• 1
  1 day with some rainfall
• 4
  4°C min night temperature
• 12
  12 hours of daylight per day
• 0
  No heat & humidity
• 4
  4 mm of monthly rainfall
• 11
  11 (Extreme) UV index

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San Pedro de Atacama by month

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The September 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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San Pedro de Atacama September sunrise & sunset times

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

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