Antofagasta Weather in January

Thinking of visiting Antofagasta in January? Expect high temperatures reaching 26°C (79°F) during the day, dropping to 17°C (63°F) at night, with the driest conditions of the year.

Rainfall in Antofagasta in January

This is the driest month of the year. Historically, approximately 4 days this month are expected to have rain, averaging 1.2 mm (0.05 in). Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.

Temperature in Antofagasta in January

January is a good time to be in Antofagasta. Days are perfect, reaching 26°C (79°F), with nights around 17°C (63°F). This kind of day-to-night contrast is typical for this time of year. Nights drop to around 17°C (63°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Antofagasta in January

There are approximately 310 hours of sunshine this month, resulting in mostly clear days.

Wind Speed in Antofagasta in January

Wind speeds average 4 m/s (8 knots) during January. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in January

The water is 20°C (68°F) this month — a comfortable temperature that most swimmers enjoy. Warm enough to stay in without getting cold quickly.

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For a detailed overview over the year and the best time to visit Chile, check out our Antofagasta's climate page.

Antofagasta Temperature in January

Min Temperature 17°C (63°F)  

Max Temperature 26°C (79°F)  

Water Temperature 20°C (68°F)  

Chance of Rain 13%  

Precipitation 1.2 mm (0.05 in)  

Rainy days 4 days  

Humidity 75%  

Windspeed 4 m/s (8 knots)  

Sunshine 310 hours  

Percentage Sunshine  

Daily Historical Temperatures

51-year average (1976-2026)

Based on our historical records, temperatures in Antofagasta typically stay consistent throughout January, with daily highs averaging around 26°C (79°F). Nights are pleasant, with lows around 18°C (64°F).

Average temperatures in January

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Historical weather for Antofagasta in January

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.

Historical weather Temperatures Precipitation

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Antofagasta historical weather extremes in January

The extremes listed below come from historical weather data collected in Antofagasta from 1976 through 2025.

• On January 17, 1998, temperatures climbed to 30°C (86°F), marking the warmest January day on record.
• The coldest January day was on January 31, 2005, with a maximum of 18°C (64°F).
• Antofagasta registered its coldest January night on January 30, 2012, with temperatures dropping to 12°C (54°F).

What to Wear in Antofagasta in January

Warm temperatures in January make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. With minimal rainfall expected, you can leave the rain gear at home. With water temperatures around 20°C (68°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Antofagasta in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

10/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Chile, check out our Antofagasta's climate page.

More climate data for Antofagasta

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Antofagasta climate overview or explore weather in Chile.