Santiago weather in August 2025

Expect 57°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Santiago in August. Check more long-term weather averages for Santiago in August before you book your next holiday to Chile in 2025/2026.

  • 57°F maximum daytime temperature in August in Santiago57
    57°F max day temperature
  • 5 hours of sunshine per day
  • 3 days with some rainfall in August in Santiago3
    3 days with some rainfall
  • 39°F minimum night-time temperature in August in Santiago39
    39°F min night temperature
  • 11 hours of daylight per day in August in Santiago11
    11 hours of daylight per day
  • No heat & humidity in August in Santiago0
    No heat & humidity
  • 2.8 inches monthly rainfall in August in Santiago2.8
    2.8 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in August in Santiago4
    4 (Moderate) UV index

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The August 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.

Metric (°C)  |  Imperial (°F)

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More about Santiago

How warm is it in Santiago in August?

Daytime temperatures usually reach 57°F in Santiago in August, falling to 39°F at night.

How sunny is it in Santiago in August?

There are normally 5 hours of bright sunshine each day in Santiago in August - that's 44% of daylight hours.

Does it ever rain in Santiago in August?

There are usually 3 days with some rain in Santiago in August and the average monthly rainfall is 2.8 inches.

Santiago August sunrise & sunset times

Browse the sunrise and sunset times for Santiago in August 2025. Select a month to view Santiago sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 07:33 18:04
Saturday, 16th August 2025 07:19 18:14
Sunday, 31st August 2025 07:01 18:24

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