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Monthly climate in Puerto Aysen, Chile

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Puerto Aysen features a subpolar climate (Cfc). Temperatures typically range between 1 °C (34 °F) and 12 °C (53 °F) through the year, but rarely can drop to -13 °C (9 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 3604 mm (141.9 inches) and receives 246 rainy days on the 1 mm (0.04 inches) threshold annually. Puerto Aysen enjoys an average of 2190 hours of sunshine throughout the year, and daylight varies from 8 hours 44 minutes to 15 hours 35 minutes per day.

Monthly average temperatures in Puerto Aysen, Chile

The warmest months in Puerto Aysen are January, February and December, with daily mean temperatures ranging from 10 to 12 °C (51 - 53 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 1 to 2 °C (34 - 36 °F) throughout the day. On average each year, Puerto Aysen experiences 2 days above 25 °C (77.0 °F) and 71 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 Aysen. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum26°C
(79°F)		30°C
(87°F)		25°C
(78°F)		21°C
(69°F)		14°C
(58°F)		9°C
(48°F)		8°C
(46°F)		9°C
(48°F)		14°C
(57°F)		17°C
(63°F)		22°C
(73°F)		26°C
(79°F)
Mean maximum22°C
(71°F)		25°C
(77°F)		21°C
(69°F)		17°C
(64°F)		13°C
(55°F)		7°C
(44°F)		6°C
(44°F)		7°C
(46°F)		12°C
(54°F)		14°C
(57°F)		20°C
(68°F)		23°C
(74°F)
Average high14°C
(58°F)		16°C
(61°F)		13°C
(57°F)		10°C
(51°F)		7°C
(45°F)		3°C
(38°F)		3°C
(38°F)		4°C
(40°F)		6°C
(43°F)		8°C
(46°F)		11°C
(53°F)		14°C
(58°F)
Daily mean10°C
(51°F)		12°C
(53°F)		10°C
(50°F)		7°C
(45°F)		4°C
(40°F)		1°C
(34°F)		1°C
(34°F)		2°C
(36°F)		3°C
(38°F)		4°C
(40°F)		7°C
(46°F)		10°C
(51°F)
Average low7°C
(44°F)		8°C
(46°F)		6°C
(43°F)		4°C
(40°F)		2°C
(35°F)		-2°C
(29°F)		-1°C
(31°F)		-0°C
(31°F)		0°C
(33°F)		1°C
(34°F)		3°C
(38°F)		6°C
(44°F)
Mean minimum1°C
(34°F)		3°C
(38°F)		1°C
(34°F)		-1°C
(30°F)		-6°C
(21°F)		-12°C
(11°F)		-6°C
(21°F)		-5°C
(23°F)		-5°C
(23°F)		-5°C
(24°F)		-1°C
(31°F)		2°C
(36°F)
Minimum-1°C
(30°F)		1°C
(35°F)		-0°C
(31°F)		-4°C
(25°F)		-9°C
(15°F)		-13°C
(9°F)		-9°C
(17°F)		-6°C
(21°F)		-6°C
(22°F)		-9°C
(16°F)		-4°C
(26°F)		0°C
(33°F)

Compare climate in Puerto Aysen with other places

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

Monthly average precipitation in Puerto Aysen, Chile

Puerto Aysen usually has the most precipitation in May, June and August, with an average of 23 rainy days and 396 mm (15.6 inches) of precipitation per month. The driest months in Puerto Aysen are January, February and December. On average, 211 mm (8.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Puerto Aysen. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)233 (9.2)162 (6.4)251 (9.9)296 (11.7)361 (14.2)435 (17.1)344 (13.5)392 (15.4)303 (11.9)308 (12.1)280 (11.0)239 (9.4)
Average precipitation days (≥ 1 mm)191418222322222423221918

Monthly sunshine hours in Puerto Aysen, Chile

The sunniest months in Puerto Aysen are February, November and December, when the sun shines an average of 8 hours 26 minutes a day. Least sunny months in Puerto Aysen: May, June and July receive an average of 3 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Puerto Aysen. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours210255225151118107108139160208237266
Mean daily daylight hours15h 10m13h 54m12h 19m10h 44m9h 24m8h 44m9h 6m10h 17m11h 48m13h 24m14h 50m15h 35m

Solar UV radiation in Puerto Aysen, Chile

Puerto Aysen experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 11 - 13, which corresponds to the Extreme category of sun exposure. May, June and July are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Puerto Aysen UV Index data.

Average daily maximum UV levels by month for Puerto Aysen. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1311853224691113