Your trips
Organize your trips easily with tabs
New York
Antofagasta
Any date
+ Search
background

Antofagasta in October: Weather, Average temperature and Climate

Discover the weather for Antofagasta in October and if it’s a good time to travel (based on historical data).
Check flight prices to Antofagasta on Avionero:
October

Weather in Antofagasta in October 2025

Good Weather
Mild
☁️
Cloudy
🌊
Cold water
Weather for Antofagasta in October is typically good with an average maximum temperature of +70°F during the day, and approximately 10 sunny days monthly. Typically, there are about 9 rainy days with the total average precipitation that falls in October around 4 mm. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+70°F
Avg. max. temperature
+54°F
Min.
+75°F
Max.
4 mm
Total precipitation
91%
Avg. humidity
2 m/s
Avg. wind
10 ☀️
Sunny Days
12 ⛅️
Cloudy
9 🌦
Rainy
Our opinion: Antofagasta has good weather in October.

Average temperature in Antofagasta in October

Here are the expected maximum, average and minimum temperatures in Antofagasta for October based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in October is +70°F with a maximum of +73°F and a minimum of +57°F.

The average maximum temperature goes up 11% by the end of the month, compared with the beginning of the month, from +70°F to +72°F.

Is Antofagasta warm or cold in October?

Antofagasta is typically mild in October.

Maximum temperatures go up compared to the previous month from +68°F to +70°F. The minimum temperature also goes up from +57°F to +59°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how October is compared to other months in Antofagasta:

Water temperature in Antofagasta in October

Water in Antofagasta in October is Cold. It varies from +58°F to +63°F, with an average of +61°F. The air temperature averaging +70°F is higher than the water temperature.

In October, water temperatures are average relative to the rest of the year:

The warmest water temperatures in Antofagasta are reached in February, when the average sea temperature rises to +71°F. The coldest water temperatures are in August, with an average of +59°F.

Can you swim in Antofagasta in October?

We would not recommend swimming in Antofagasta in October, the water is very cold (+61°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Climate in Antofagasta in October

Antofagasta weather looks like this, on average, in October and the surrounding months.
SeptemberOctoberNovember
Avg. temperature
+68°F+70°F+72°F
Min. temperature
+48°F+54°F+55°F
Max. temperature
+79°F+75°F+77°F
Rainfall
5 mm4 mm3 mm
Wind
2 m/s2 m/s3 m/s
Avg. water temperature
+60°F+61°F+63°F
Humidity
91%91%91%
Air pressure
1015 HPa1014 HPa1013 HPa
Sunny days
121010
Cloudy days
101213
Rainy days
898
Snowy days
000

October weather is still as good as in September. It’s getting warmer as October arrives. The average maximum temperature goes up from +68°F to +70°F during the day. As October arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 5 mm to 4 mm. Humidity levels don’t change as the month goes on, averaging around 91%. The average wind speed doesn’t change much during October, staying around 2 m/s. The days becoming less sunny, going from 12 sunny days in September to 10 in October.

November brings much the same weather, it remains good.

Wind

Wind speed in Antofagasta in October based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Antofagasta is gradually increasing during October, going from 3 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during October in Antofagasta based on historical data.
Last Year
Historical Data
Total precipitation in October is about 7 mm, with a 19% chance of rain on a typical day. The maximum amount of rainfall per day is around 2 mm, which is considered light rain. On average, there are about 6 rainy days during October, so prepare to bring an umbrella.
Here’s how October is compared with other months in the amount of precipitation, total mm:
Antofagasta wettest month is June, where a typical day has a 33% chance of precipitation and 11 mm of rainfall per day. January, on the other hand, is the driest month with a mere 13% chance of precipitation and 1 mm of rainfall per day.

How was the weather last October in Antofagasta?

This is the weather in Antofagasta in October 2023:
1 October
☀️
+69°F
2 October
☁️
+68°F
3 October
🌧️
+69°F
4 October
☁️
+69°F
5 October
☁️
+69°F
6 October
☀️
+68°F
7 October
☀️
+68°F
8 October
☀️
+68°F
9 October
☀️
+70°F
10 October
☁️
+72°F
11 October
☀️
+69°F
12 October
☀️
+67°F
13 October
☀️
+71°F
14 October
☀️
+71°F
15 October
☀️
+70°F
16 October
☀️
+71°F
17 October
☀️
+71°F
18 October
☀️
+74°F
19 October
☀️
+73°F
20 October
☀️
+73°F
21 October
☁️
+70°F
22 October
☀️
+69°F
23 October
☀️
+72°F
24 October
☀️
+72°F
25 October
☀️
+70°F
26 October
☁️
+70°F
27 October
☁️
+70°F
28 October
☀️
+69°F
29 October
☀️
+70°F
30 October
☀️
+72°F
31 October
☀️
+71°F
In October 2023 Antofagasta had 23 sunny days, 7 cloudy days, and 1 rainy days. The average maximum temperature was +70°F, with an absolute maximum of +73°F and a minimum of +68°F. The average humidity was 91%, with a maximum of 100% and a minimum of 81%. The average wind speed was 3 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in October?

Climate Change Over the Years

This is how Antofagasta climate has changed over the last 43 years.

The climate in Antofagasta in October has not changed that much over the last 43 years.

The average temperature was the lowest in 2022 (+69°F) and the highest in 1997 (+74°F). The driest year was 1980 with only 25 mm of rainfall, and the wettest year was 1991 with 128 mm.

FAQ

Frequently asked questions about the weather in Antofagasta in October:

Is October a good time to visit Antofagasta?

October is a really good time to go to Antofagasta. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Antofagasta.

Can you sunbathe in Antofagasta in October?

October has mild temperatures in Antofagasta. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Can you swim in Antofagasta in October?

Swimming in Antofagasta in October is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Antofagasta rainy in October?

Antofagasta is usually dry in October. Plan your packing around outdoor activities and exploring.

Is it sunny in Antofagasta in October?

The amount of sunny days in Antofagasta during October varies; prepare for a mix of clouds and sun.

Other cities in Chile

Check out the weather for other cities in Chile.

Monthly weather in Antofagasta

Source of the data

For this page, we’ve looked at the typical weather in Antofagasta, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.