Antofagasta weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Excellent
Best time to visit: January – December
What is the weather like in Antofagasta in October?
In October, Antofagasta is mild: daytime highs average 19 °C, and nights cool down to about 12 °C. The sea averages 16.0 °C – swimming is only for the hardy. With around 10 hours of sunshine a day, there is plenty of sun. It hardly ever rains. All in all, October is an excellent month for a holiday in Antofagasta.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 99 | 100 | 100 |
| Day | 19° | 19° | 20° |
| Night | 12° | 12° | 13° |
| Sea | 15° | 16° | 17° |
| Sun | 9 h | 10 h | 10 h |
| Rain days | 0 | 0 | 0 |
More details for October
- Daylight
- 12 h 36 min07:09 – 19:45
- UV index
- 11 · extremeclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 17 km/haverage daily peakAll months
- Cloud cover
- 35 %on averageAll months
- Hot days
- 0 days30 °C or more
- Time zone
- UTC−3America/Santiago
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Wetsuit for longer swims
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
Antofagasta in October: quick answers
Is Antofagasta hot in October?
No. In October, Antofagasta is mild: daytime highs average 19 °C and nights drop to about 12 °C.
Can you swim in Antofagasta in October?
Only if you don't mind cold water: in October the sea averages just 16.0 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Antofagasta in October?
It hardly ever rains.
Antofagasta month by month
The whole year in AntofagastaAll destinations: ChileWhere to go in OctoberSea temperature in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences