Santiago Weather in October
What's the weather like in Santiago (Ilocos) in October 2025?
The climate in Santiago during October can be summarized as hot, humid and wet.
October is in the fall / autumn in Santiago and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (89°F), whilst at night 23°C (74°F) is normal.
| Daytime temperature | 31.4°C 88.5°F |
|---|---|
| Nightly temperature | 23.2°C 73.8°F |
| Average temperature | 27.3°C 81.1°F |
| Daily sunshine | 7.8 hrs |
| Avg rainfall | 136 mm 5.4 ins |
| Rainy days | 9 days |
| Sea temperature | 28.8°C 83.9°F |
| Humidity | 81% |
| Windspeed | 9.7kph 6 mph |
On average October is the 6th wettest month of the year in Santiago with around 136mm 5.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.8 hours of sunshine per day.
October temperatures in Santiago
October rainfall
October hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Santiago in October 2025.
Other monthly averages
Best places to visit in October
Santiago weather stats
| Hottest month: | May | 33.2°C 91.8°F |
|---|---|---|
| Driest month: | January | 2mm 0.1ins |
| Sunniest month: | February | 9.6hrs |
| Coldest month: | January | 29.6°C 85.3°F |
| Wettest month: | August | 647mm 25.5ins |
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