Climate averages 1991–2020
Antofagasta weather
in October.
A mild, very dry month: the 8th warmest and the 6th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
October is a mild month in Antofagasta: daytime highs average 19.1°C and nights cool to about 12.2°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 4.5 mm of rain on fewer than one day, which makes October a very dry month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 38 min on an average October day.
The nearest other city in this atlas is Calama (201 km away). In October its highs average 24.5°C, 5.4°C warmer than Antofagasta, with almost no rain (under 1 mm).
Among the 40 cities listed in Chile, Antofagasta ranks 22nd of 40 for the warmest October highs and 5th of 40 for the driest October (rainfall, lowest first). The mean October high of those 40 cities is 19.1°C; Antofagasta is level with that mean.
From October to November, average highs rise by 0.9°C to 20.0°C, and monthly rainfall falls from 4.5 mm to 3.5 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Antofagasta climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 22.9°C16.5°C | 16.5°C | 1.6 | 0.1 | 13.413 h |
| February | 23.2°C17.0°C | 17.0°C | 1.8 | 0.5 | 12.913 h |
| March | 22.3°C16.2°C | 16.2°C | 3.5 | 0.6 | 12.212 h |
| April | 20.6°C14.7°C | 14.7°C | 8.9 | 2.8 | 11.612 h |
| May | 19.4°C13.2°C | 13.2°C | 10 | 3.9 | 11.011 h |
| June | 18.4°C11.8°C | 11.8°C | 13 | 4.0 | 10.711 h |
| July | 17.9°C11.0°C | 11.0°C | 10 | 3.7 | 10.811 h |
| August | 18.1°C11.3°C | 11.3°C | 7.5 | 2.6 | 11.311 h |
| September | 18.5°C11.7°C | 11.7°C | 5.2 | 1.8 | 11.912 h |
| October, selected | 19.1°C12.2°C | 12.2°C | 4.5 | 0.9 | 12.613 h |
| November | 20.0°C13.2°C | 13.2°C | 3.5 | 0.7 | 13.213 h |
| December | 21.4°C14.8°C | 14.8°C | 1.9 | 0.2 | 13.614 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Calama in OctoberChile · 201 kmHigh 24.5°C · Low 4.9°C · 0.1 mm rain
- Alto Hospicio in OctoberChile · 377 kmHigh 20.9°C · Low 11.9°C · 0.1 mm rain
- Iquique (approximate) in OctoberChile · 383 kmHigh 23.6°C · Low 15.5°C · 3.0 mm rain
- Copiapó in OctoberChile · 413 kmHigh 26.6°C · Low 15.1°C · 0.4 mm rain
- Arica in OctoberChile · 576 kmHigh 19.7°C · Low 13.6°C · 8.9 mm rain
- San Ramón de la Nueva Orán in OctoberArgentina · 622 kmHigh 30.0°C · Low 18.6°C · 66 mm rain
- Tacna in OctoberPeru · 627 kmHigh 21.9°C · Low 13.6°C · 1.1 mm rain
- Tarija in OctoberBolivia · 628 kmHigh 22.9°C · Low 11.7°C · 86 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Antofagasta) is explained once on the Antofagasta year overview and on the Sources, method and limits page.