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Monthly climate in Antofagasta de la Sierra, Argentina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Antofagasta de la Sierra features a subtropical climate (Cwc). Temperatures typically range between 0 °C (32 °F) and 13 °C (55 °F) through the year, but rarely can drop to -21 °C (-6 °F) or can rise to as high as 27 °C (81 °F). The average annual precipitation amounts to about 153 mm (6.0 inches) and receives 19 rainy days on the 1 mm (0.04 inches) threshold annually. Antofagasta de la Sierra enjoys an average of 4190 hours of sunshine throughout the year, and daylight varies from 10 hours 31 minutes to 13 hours 43 minutes per day.

Monthly average temperatures in Antofagasta de la Sierra, Argentina

The warmest months in Antofagasta de la Sierra are January, February and December, with daily mean temperatures ranging from 12 to 13 °C (54 - 55 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 0 to 2 °C (32 - 36 °F) throughout the day. On average each year, Antofagasta de la Sierra experiences 1 days above 25 °C (77.0 °F) and 148 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Antofagasta de la Sierra. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum27°C
(81°F)		26°C
(78°F)		24°C
(75°F)		22°C
(72°F)		18°C
(64°F)		16°C
(61°F)		16°C
(60°F)		17°C
(62°F)		20°C
(69°F)		21°C
(71°F)		24°C
(75°F)		25°C
(78°F)
Mean maximum25°C
(77°F)		23°C
(74°F)		23°C
(73°F)		20°C
(69°F)		16°C
(61°F)		12°C
(53°F)		14°C
(57°F)		15°C
(59°F)		19°C
(67°F)		20°C
(68°F)		23°C
(73°F)		24°C
(76°F)
Average high19°C
(67°F)		19°C
(67°F)		19°C
(66°F)		16°C
(61°F)		11°C
(52°F)		7°C
(45°F)		9°C
(48°F)		10°C
(50°F)		14°C
(57°F)		16°C
(62°F)		19°C
(66°F)		20°C
(68°F)
Daily mean12°C
(54°F)		12°C
(54°F)		11°C
(53°F)		8°C
(47°F)		3°C
(38°F)		-0°C
(32°F)		1°C
(34°F)		2°C
(36°F)		6°C
(43°F)		9°C
(48°F)		11°C
(53°F)		13°C
(55°F)
Average low6°C
(43°F)		6°C
(42°F)		4°C
(40°F)		1°C
(34°F)		-3°C
(26°F)		-6°C
(22°F)		-5°C
(23°F)		-5°C
(24°F)		-2°C
(29°F)		0°C
(33°F)		3°C
(38°F)		6°C
(42°F)
Mean minimum2°C
(36°F)		2°C
(35°F)		1°C
(34°F)		-4°C
(25°F)		-10°C
(15°F)		-10°C
(14°F)		-10°C
(14°F)		-11°C
(13°F)		-8°C
(18°F)		-4°C
(25°F)		-1°C
(31°F)		1°C
(34°F)
Minimum-0°C
(32°F)		-0°C
(32°F)		-0°C
(32°F)		-12°C
(10°F)		-17°C
(2°F)		-21°C
(-6°F)		-11°C
(12°F)		-14°C
(8°F)		-15°C
(5°F)		-6°C
(21°F)		-5°C
(24°F)		-2°C
(28°F)

Compare climate in Antofagasta de la Sierra with other places

Compare temperature, precipitation, sunshine, UV index in Antofagasta de la Sierra, Argentina with other places around the world.

Monthly average precipitation in Antofagasta de la Sierra, Argentina

Antofagasta de la Sierra usually has the most precipitation in January, February and December, with an average of 5 rainy days and 42 mm (1.7 inches) of precipitation per month. The driest months in Antofagasta de la Sierra are August, October and November. On average, 1 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Antofagasta de la Sierra. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)65 (2.6)37 (1.5)6 (0.2)2 (0.1)6 (0.3)4 (0.2)2 (0.1)1 (0.1)2 (0.1)0 (0.0)1 (0.0)24 (1.0)
Average precipitation days (≥ 1 mm)861010000003

Monthly sunshine hours in Antofagasta de la Sierra, Argentina

The sunniest months in Antofagasta de la Sierra are October, November and December, when the sun shines an average of 12 hours 52 minutes a day. Least sunny months in Antofagasta de la Sierra: January, June and July receive an average of 10 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Antofagasta de la Sierra. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours316340369340322304319341351387394402
Mean daily daylight hours13h 32m12h 57m12h 11m11h 26m10h 48m10h 31m10h 40m11h 13m11h 56m12h 42m13h 23m13h 43m

Solar UV radiation in Antofagasta de la Sierra, Argentina

Antofagasta de la Sierra experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 18 - 19, which corresponds to the Extreme category of sun exposure. May, June and July are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly Antofagasta de la Sierra UV Index data.

Average daily maximum UV levels by month for Antofagasta de la Sierra. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)191816139891013171819