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Monthly climate in Puerto Deseado, Argentina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Puerto Deseado features a cold semi-arid climate (BSk). Temperatures typically range between 5 °C (41 °F) and 17 °C (64 °F) through the year, but rarely can drop to -6 °C (21 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 242 mm (9.5 inches) and receives 51 rainy days on the 1 mm (0.04 inches) threshold annually. Puerto Deseado enjoys an average of 3346 hours of sunshine throughout the year, and daylight varies from 8 hours 26 minutes to 15 hours 54 minutes per day.

Monthly average temperatures in Puerto Deseado, Argentina

The warmest months in Puerto Deseado are January, February and December, with daily mean temperatures ranging from 17 to 17 °C (62 - 64 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 5 to 7 °C (41 - 45 °F) throughout the day. On average each year, Puerto Deseado experiences 33 days above 25 °C (77.0 °F) and 17 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Puerto Deseado. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum35°C
(94°F)		38°C
(100°F)		32°C
(90°F)		27°C
(80°F)		22°C
(72°F)		16°C
(60°F)		18°C
(64°F)		20°C
(68°F)		24°C
(75°F)		29°C
(84°F)		29°C
(85°F)		33°C
(91°F)
Mean maximum33°C
(92°F)		33°C
(92°F)		29°C
(84°F)		24°C
(75°F)		20°C
(68°F)		14°C
(57°F)		13°C
(56°F)		18°C
(64°F)		21°C
(70°F)		26°C
(79°F)		28°C
(82°F)		31°C
(88°F)
Average high23°C
(74°F)		23°C
(73°F)		20°C
(68°F)		17°C
(62°F)		12°C
(55°F)		9°C
(48°F)		8°C
(47°F)		11°C
(52°F)		14°C
(57°F)		17°C
(62°F)		19°C
(67°F)		22°C
(72°F)
Daily mean17°C
(64°F)		17°C
(63°F)		15°C
(59°F)		12°C
(54°F)		9°C
(48°F)		5°C
(42°F)		5°C
(41°F)		7°C
(45°F)		9°C
(48°F)		11°C
(53°F)		14°C
(58°F)		17°C
(62°F)
Average low12°C
(54°F)		12°C
(55°F)		11°C
(52°F)		9°C
(48°F)		5°C
(42°F)		2°C
(36°F)		2°C
(36°F)		3°C
(38°F)		5°C
(41°F)		7°C
(44°F)		9°C
(49°F)		11°C
(53°F)
Mean minimum8°C
(47°F)		8°C
(46°F)		6°C
(44°F)		4°C
(39°F)		-1°C
(31°F)		-1°C
(30°F)		-3°C
(26°F)		-1°C
(30°F)		-0°C
(32°F)		1°C
(34°F)		4°C
(40°F)		7°C
(45°F)
Minimum7°C
(45°F)		7°C
(44°F)		4°C
(40°F)		2°C
(36°F)		-2°C
(29°F)		-4°C
(25°F)		-6°C
(21°F)		-4°C
(26°F)		-1°C
(30°F)		-1°C
(31°F)		2°C
(35°F)		6°C
(43°F)

Compare climate in Puerto Deseado with other places

Compare temperature, precipitation, sunshine, UV index in Puerto Deseado, Argentina with other places around the world.

Monthly average precipitation in Puerto Deseado, Argentina

Puerto Deseado usually has the most precipitation in March, June and December, with an average of 5 rainy days and 28 mm (1.1 inches) of precipitation per month. The driest months in Puerto Deseado are February, April and October. On average, 15 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Puerto Deseado. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)16 (0.6)14 (0.6)31 (1.2)14 (0.6)22 (0.9)26 (1.0)16 (0.6)19 (0.7)20 (0.8)16 (0.6)19 (0.8)28 (1.1)
Average precipitation days (≥ 1 mm)345346345455

Monthly sunshine hours in Puerto Deseado, Argentina

The sunniest months in Puerto Deseado are October, November and December, when the sun shines an average of 11 hours 47 minutes a day. Least sunny months in Puerto Deseado: May, June and July receive an average of 6 hours 15 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Puerto Deseado. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours304330299243200179195238270337356391
Mean daily daylight hours15h 27m14h 3m12h 20m10h 37m9h 10m8h 26m8h 50m10h 8m11h 47m13h 31m15h 5m15h 54m

Solar UV radiation in Puerto Deseado, Argentina

Puerto Deseado experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. May, June and July are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Puerto Deseado UV Index data.

Average daily maximum UV levels by month for Puerto Deseado. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1210842223581112