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Monthly climate in Puerto Montt, Chile

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Puerto Montt features a oceanic climate (Cfb). Temperatures typically range between 7 °C (46 °F) and 15 °C (59 °F) through the year, but rarely can drop to 0 °C (31 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 2253 mm (88.7 inches) and receives 189 rainy days on the 1 mm (0.04 inches) threshold annually. Puerto Montt enjoys an average of 2898 hours of sunshine throughout the year, and daylight varies from 9 hours 12 minutes to 15 hours 6 minutes per day.

Monthly average temperatures in Puerto Montt, Chile

The warmest months in Puerto Montt are January, February and December, with daily mean temperatures ranging from 14 to 15 °C (57 - 59 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 7 to 8 °C (46 - 47 °F) throughout the day. On average each year, Puerto Montt experiences 0 days above 25 °C (77.0 °F) and 0 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 Montt. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum25°C
(77°F)		32°C
(90°F)		25°C
(76°F)		21°C
(70°F)		19°C
(67°F)		15°C
(59°F)		14°C
(57°F)		15°C
(59°F)		19°C
(66°F)		19°C
(66°F)		22°C
(72°F)		23°C
(73°F)
Mean maximum23°C
(74°F)		26°C
(79°F)		22°C
(72°F)		20°C
(68°F)		16°C
(62°F)		13°C
(56°F)		13°C
(56°F)		13°C
(56°F)		16°C
(61°F)		17°C
(63°F)		20°C
(69°F)		22°C
(71°F)
Average high18°C
(64°F)		19°C
(66°F)		17°C
(62°F)		15°C
(59°F)		13°C
(55°F)		10°C
(51°F)		10°C
(50°F)		10°C
(51°F)		12°C
(54°F)		13°C
(56°F)		15°C
(60°F)		17°C
(63°F)
Daily mean14°C
(58°F)		15°C
(59°F)		13°C
(56°F)		12°C
(53°F)		10°C
(50°F)		8°C
(47°F)		7°C
(46°F)		8°C
(46°F)		9°C
(48°F)		10°C
(50°F)		12°C
(54°F)		14°C
(57°F)
Average low11°C
(52°F)		12°C
(53°F)		10°C
(51°F)		9°C
(48°F)		8°C
(46°F)		6°C
(43°F)		5°C
(42°F)		5°C
(42°F)		6°C
(42°F)		7°C
(45°F)		9°C
(48°F)		10°C
(51°F)
Mean minimum7°C
(45°F)		8°C
(46°F)		6°C
(44°F)		4°C
(40°F)		3°C
(37°F)		1°C
(35°F)		1°C
(34°F)		1°C
(35°F)		2°C
(36°F)		3°C
(37°F)		5°C
(42°F)		7°C
(45°F)
Minimum5°C
(42°F)		7°C
(44°F)		5°C
(42°F)		2°C
(36°F)		0°C
(33°F)		0°C
(32°F)		-0°C
(31°F)		0°C
(33°F)		2°C
(35°F)		2°C
(36°F)		3°C
(38°F)		6°C
(44°F)

Compare climate in Puerto Montt with other places

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

Monthly average precipitation in Puerto Montt, Chile

Puerto Montt usually has the most precipitation in May, June and August, with an average of 21 rainy days and 303 mm (11.9 inches) of precipitation per month. The driest months in Puerto Montt are January, February and December. On average, 91 mm (3.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Puerto Montt. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)82 (3.2)70 (2.7)128 (5.0)181 (7.1)278 (11.0)337 (13.3)240 (9.4)295 (11.6)173 (6.8)191 (7.5)156 (6.2)121 (4.8)
Average precipitation days (≥ 1 mm)10712141922202217191512

Monthly sunshine hours in Puerto Montt, Chile

The sunniest months in Puerto Montt are February, March and December, when the sun shines an average of 10 hours 20 minutes a day. Least sunny months in Puerto Montt: May, June and July receive an average of 5 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Puerto Montt. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours283304299221182133163185236265284337
Mean daily daylight hours14h 45m13h 39m12h 17m10h 54m9h 46m9h 12m9h 30m10h 31m11h 50m13h 13m14h 27m15h 6m

Solar UV radiation in Puerto Montt, Chile

Puerto Montt experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 12 - 14, 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 4. For more detailed information, check out our hourly Puerto Montt UV Index data.

Average daily maximum UV levels by month for Puerto Montt. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1412964234691213