Chile weather in September 2025

Expect daytime maximum temperatures of 16°C in Chile in September based on long-term weather averages. There are 6 hours of sunshine per day on average.

• 16
  16°C max day temperature
• 6
  6 hours of sunshine per day
• 4
  4 days with some rainfall
• 5
  5°C min night temperature
• 12
  12 hours of daylight per day
• 0
  No heat & humidity
• 32
  32 mm of monthly rainfall
• 6
  6 (High) UV index

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The September weather guide for Chile (Santiago) 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.

Top Chile destinations

Below are average maximum temperatures at popular countries, regions and places in Chile in September. Select a holiday destination to see more weather parameters.

• 18
  The Arid North
• 16
  Santiago
• 12
  The Lake District
• 9
  Torres del Paine National Park

All Chile destinations

• Antofagasta
• Arica
• Balmaceda
• Calama
• Concepcion
• Easter Island
• La Serena
• Lake Chungara
• Lake Pehoe
• Lake Puyehue
• Pucon
• Puerto Montt
• Puerto Natales
• Puerto Varas
• Punte Arenas
• San Pedro de Atacama
• Santa Cruz
• Santiago
• Valdivia
• Valparaiso
• Vina del Mar

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

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More about Chile

Chile September sunrise & sunset times

Browse the sunrise and sunset times for Chile in September 2025. Select a month to view Chile sunrise and sunset times for the next 12 months. The Chile sunrise and sunset times shown below are for Santiago.

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