Santiago weather in October
October in Santiago: nice, dry — an excellent time to visit.
#7 of 12 months in Santiago · #160 of 604 destinations to visit in October · comfort 85/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Santiago climate normals — October
| Daytime high | 20°C / 69°F | 😎 nice |
|---|---|---|
| Nighttime low | 7°C / 45°F | |
| Feels like (high) | 20°C / 68°F | |
| Rainfall | 20 mm / 0.8 in | ☀️ dry |
| Rainy days | 3 days | |
| Humidity | 66% | 💧 humid |
| Dew point | 7°C / 44°F | |
| Sunshine | 11.4 h/day | |
| Daylight | 12.9 h | |
| Wind | 11 km/h / 7 mph | |
| Air quality (US AQI) | 84 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Santiago in October — FAQ
- Is October a good time to visit Santiago?
- October in Santiago: nice, dry — an excellent time to visit. It ranks #7 of 12 months for Santiago on SeasonMap's comfort score (85/100).
- What is the weather like in Santiago in October?
- In October, Santiago averages a daily high of 20.4°C and a low of 7.4°C, with about 19.6 mm of rain over roughly 3.2 rainy days.
- What is the air quality in Santiago in October?
- Santiago has a mean US Air Quality Index of about 84 in October.