Santiago Weather in October
In October, Santiago averages a high of 24°C (75°F) and a low of 7°C (45°F), from 23 years of daily records (1977–2025).
24°C
Average high
75°F
7°C
Average low
45°F
34°C
Record high
94°F · October 29, 2024
-2°C
Record low
29°F · October 15, 1991
What October Is Like in Santiago
- Santiago's hottest October day on record is a recent one: 34°C (94°F) on October 29, 2024.
- 6 of the 10 warmest Octobers on record in Santiago have come since 2010.
- The coldest October reading, -2°C (29°F) on October 15, 1991, has not been matched in 34 years.
- A typical October brings 1.9 days above 30°C (86°F).
At least 1 mm of rain falls on 6% of October days, and the month averages 16 mm in total.
Warmest: 2014 (27.1°C)Latest: 2020 (26.8°C)10-year averageLong-run average (24.0°C)
Look Up a Day in October
See the weather in Santiago on any October date, year by year.
Source: NOAA GHCN-Daily, Arturo Merino Benitez Intl (1973–2025); Quinta Normal (2005–2025). Averages cover 1977–2025. How we compute this