Antofagasta Weather in August
August in Antofagasta brings pleasant temperatures, with highs of 20°C (68°F) and nights dropping to 12°C (54°F). Rainfall is very low this month, averaging just 5.2 mm (0.2 in).
Rainfall in Antofagasta in August
Typically around 0 days of rainfall are expected, averaging 5.2 mm (0.2 in) for the month. Any rain that does arrive tends to come in a single sharp spell rather than prolonged drizzle.
Temperature in Antofagasta in August
If you're visiting Antofagasta in August, expect perfect temperatures with highs of 20°C (68°F) and overnight lows of 12°C (54°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Antofagasta in August
The city usually sees around 211 hours of sunlight, indicating many sunny days — a great month for sightseeing.
Wind Speed in Antofagasta in August
Wind speeds average 2 m/s (4 knots) during August. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.
Average water temperature in August
The water is 15°C (59°F) this month — cool enough to feel refreshing on a warm day, but cold enough that most people won't stay in for long without a wetsuit.For more travel ideas, our weather planner can help you explore destinations around the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Chile, check out our Antofagasta's climate page.
Antofagasta Temperature in August
Min Temperature
12°C (54°F)
Max Temperature
20°C (68°F)
Water Temperature
15°C (59°F)
Chance of Rain
1%
Precipitation
5.2 mm (0.2 in)
Rainy days
0 days
Humidity
78%
Windspeed
2 m/s (4 knots)
Sunshine
211 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Antofagasta typically stay consistent throughout August, with daily highs averaging around 20°C (68°F). Nights are cool, with lows around 12°C (54°F).
Average temperatures in August
Historical weather for Antofagasta in August
Browse day-by-day weather records for Antofagasta spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Antofagasta historical weather extremes in August
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Antofagasta.
- The warmest day in August was on August 11, 1997, with a maximum of 27°C (81°F).
- On August 11, 2010, Antofagasta saw its coldest August day with temperatures maxing out at 13°C (55°F).
- Nighttime temperatures dropped to 6°C (43°F) on August 18, 1976, marking the coldest August night on record.
Best Places in Chile in August
Find out more about the weather in Chile and which places have the best travel conditions in this month. See all of Chile in August →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Antofagasta in August
Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Dry conditions mean you won't need to worry about rain protection. With water temperatures around 15°C (59°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Antofagasta in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Chile, check out our Antofagasta's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Antofagasta climate overview or explore weather in Chile.
