Antofagasta weather in October
October in Antofagasta: nice, dry, with clean air — one of the best months to visit.
#1 of 12 months in Antofagasta · #6 of 897 destinations to visit in October · comfort 95/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Antofagasta in October
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Antofagasta climate normals — October
| Daytime high | 21°C / 69°F | 😎 nice |
|---|---|---|
| Nighttime low | 14°C / 57°F | |
| Rainfall | 1 mm / 0 in | ☀️ dry |
| Rainy days | 0 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 13°C / 56°F | |
| Sunshine | 11.8 h/day | |
| Daylight | 12.7 h | |
| Wind | 16 km/h / 10 mph | |
| Air quality (US AQI) | 47 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Antofagasta in October — FAQ
- Is October a good time to visit Antofagasta?
- October in Antofagasta: nice, dry, with clean air — one of the best months to visit. It ranks #1 of 12 months for Antofagasta on SeasonMap's comfort score (95/100).
- What is the weather like in Antofagasta in October?
- In October, Antofagasta averages a daily high of 20.7°C and a low of 13.7°C, with about 1.1 mm of rain over roughly 0 rainy days.
- What is the air quality in Antofagasta in October?
- Antofagasta has a mean US Air Quality Index of about 47 in October.