Measurements:
°C
°F
Antofagasta
58°F
NE 6 mph
Feels like: 56°F
Precip: 19%
World Resorts Chile Antofagasta Weather

Antofagasta Sea Water Temperature

Current Sea Water Temperature:
+67.8°F
Maximum Sea Water Temperature in September: 68.6°F
Minimum Sea Water Temperature in September: 58.0°F
Average water temperature in September: 61.1°F

Sea Water Temperature for the Last 10 Days:

September 08 67.8°F September 03 68.6°F
September 07 68.0°F September 02 68.4°F
September 06 68.2°F September 01 67.0°F
September 05 68.0°F August 31 66.4°F
September 04 68.2°F August 30 66.4°F

When is the Warmest Sea for Antofagasta?

According to our data for the last three years for Antofagasta the highest average sea water temperature was in February, January and March.

Average Water Temperature by Month, °F

Sea Water Temperature in February

Select Year: 2026 2025 2024

The average sea surface temperature in February 2026 for Antofagasta was 75.2°F. The maximum and minimum values were 72.8°F and 77.4°F respectively.

Sea Water Temperature in January

Select Year: 2026 2025 2024

The average sea surface temperature in January 2026 for Antofagasta was 72.7°F. The maximum and minimum values were 70.8°F and 75.2°F respectively.

Sea Water Temperature in March

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Antofagasta was 70.1°F. The maximum and minimum values were 66.8°F and 73.8°F respectively.

Best Time to Visit Antofagasta
The most sunny months:
December 30 days
March 30 days
October 30 days
The most warm months:
February 76.8 °F
January 75.5 °F
March 75.3 °F
Warmest sea temperature:
February 72.6 °F
January 72.0 °F
March 70.2 °F
The most cold months:
August 66.1 °F
July 66.1 °F
September 67.1 °F
The most rainy months:
August 0 days
June 0 days
January 0 days
The most windy months:
October 7 mph
November 7 mph
December 7 mph

Antofagasta on the Weather Map

24 Hours Weather Forecast
Antofagasta
Local time: 17:32
08 sep, tuesday
1800 58°F
NE
6 mph
2100 58°F
N
2 mph
09 sep, wednesday
0000 60°F
NE
4 mph
0300 58°F
NE
5 mph
0600 58°F
NE
6 mph
0900 58°F
NE
12 mph
1200 60°F
NE
14 mph
1500 58°F
NE
11 mph