Weather in Santiago in October 2025
Average weather
Average temperature in Santiago in October
The expected average maximum temperature in October is +22°C with a maximum of +27°C and a minimum of +4°C.
The average maximum temperature goes up 22% by the end of the month, compared with the beginning of the month, from +19°C to +24°C.
Is Santiago warm or cold in October?
Santiago is typically mild in October.
Maximum temperatures go up compared to the previous month from +19°C to +22°C. The minimum temperature also goes up from +7°C to +10°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how October is compared to other months in Santiago:
Climate in Santiago in October
| September | October | November | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +19°C | +22°C | +25°C | ||||
| Min. temperature | ||||||
| -2°C | 0°C | +3°C | ||||
| Max. temperature | ||||||
| +32°C | +32°C | +34°C | ||||
| Rainfall | ||||||
| 55 mm | 31 mm | 14 mm | ||||
| Wind | ||||||
| 1 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 70% | 64% | 57% | ||||
| Air pressure | ||||||
| 1017 HPa | 1015 HPa | 1013 HPa | ||||
| Sunny days | ||||||
| 10 | 13 | 17 | ||||
| Cloudy days | ||||||
| 8 | 8 | 5 | ||||
| Rainy days | ||||||
| 12 | 10 | 7 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
October weather is still as good as in September. It’s getting warmer as October arrives. The average maximum temperature goes up from +19°C to +22°C during the day. As October arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 55 mm to 31 mm. It feels drier, as humidity decreases from 70% to 64%. Winds are stronger in comparison to September, going up from 1 m/s to 2 m/s on average. The good news is there are likely to be more sunny days in October, from 10 to 13.
But maybe it is worth considering traveling in November as the weather gets better.
Wind
The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Santiago is gradually increasing during October, going from 2 m/s to 3 m/s over the course of the month.
Rain
How was the weather last October in Santiago?
Climate Change over Years
The climate in Santiago in October has not changed much over the last 43 years.
The average temperature was the lowest in 2007 (+21°C) and the highest in 2020 (+24°C). The driest year was 1998 with only 165 mm of rainfall, and the wettest year was 1997 with 1031 mm.
FAQ
Is October a good time to visit Santiago?
Can you sunbathe in Santiago in October?
Is Santiago rainy in October?
Is it sunny in Santiago in October?
Other cities in Chile
Monthly weather in Santiago
Source of the data
For this page, we’ve looked at the typical weather in Santiago, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.