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Monthly climate in Puente Alto, Chile

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Puente Alto features a warm-summer Mediterranean climate (Csb). Temperatures typically range between 4 °C (39 °F) and 18 °C (65 °F) through the year, but rarely can drop to -12 °C (11 °F) or can rise to as high as 31 °C (89 °F). The average annual precipitation amounts to about 508 mm (20.0 inches) and receives 69 rainy days on the 1 mm (0.04 inches) threshold annually. Puente Alto enjoys an average of 3758 hours of sunshine throughout the year, and daylight varies from 9 hours 57 minutes to 14 hours 18 minutes per day.

Monthly average temperatures in Puente Alto, Chile

The warmest months in Puente Alto are January, February and December, with daily mean temperatures ranging from 17 to 18 °C (62 - 65 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 4 to 5 °C (39 - 42 °F) throughout the day. On average each year, Puente Alto experiences 30 days above 25 °C (77.0 °F) and 57 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Puente Alto. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum31°C
(89°F)		29°C
(85°F)		29°C
(84°F)		28°C
(82°F)		24°C
(75°F)		19°C
(66°F)		20°C
(68°F)		21°C
(69°F)		25°C
(77°F)		26°C
(79°F)		28°C
(82°F)		29°C
(85°F)
Mean maximum28°C
(84°F)		27°C
(82°F)		26°C
(79°F)		24°C
(76°F)		21°C
(71°F)		15°C
(59°F)		16°C
(61°F)		18°C
(65°F)		23°C
(73°F)		23°C
(73°F)		26°C
(78°F)		27°C
(81°F)
Average high24°C
(75°F)		23°C
(74°F)		22°C
(72°F)		19°C
(66°F)		15°C
(59°F)		10°C
(50°F)		10°C
(50°F)		12°C
(54°F)		15°C
(59°F)		16°C
(62°F)		21°C
(69°F)		23°C
(74°F)
Daily mean18°C
(65°F)		17°C
(64°F)		16°C
(60°F)		12°C
(55°F)		8°C
(47°F)		4°C
(39°F)		4°C
(39°F)		5°C
(42°F)		8°C
(47°F)		10°C
(51°F)		14°C
(58°F)		17°C
(62°F)
Average low12°C
(54°F)		12°C
(53°F)		10°C
(50°F)		7°C
(44°F)		3°C
(38°F)		-1°C
(31°F)		-1°C
(30°F)		0°C
(32°F)		2°C
(36°F)		4°C
(40°F)		7°C
(45°F)		10°C
(50°F)
Mean minimum8°C
(47°F)		8°C
(46°F)		6°C
(42°F)		1°C
(35°F)		-5°C
(23°F)		-9°C
(17°F)		-8°C
(18°F)		-7°C
(21°F)		-5°C
(24°F)		-1°C
(30°F)		3°C
(37°F)		6°C
(43°F)
Minimum7°C
(44°F)		4°C
(40°F)		3°C
(37°F)		-3°C
(27°F)		-9°C
(16°F)		-12°C
(11°F)		-10°C
(14°F)		-9°C
(16°F)		-9°C
(15°F)		-4°C
(25°F)		2°C
(37°F)		5°C
(40°F)

Compare climate in Puente Alto with other places

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

Monthly average precipitation in Puente Alto, Chile

Puente Alto usually has the most precipitation in June, July and August, with an average of 7 rainy days and 77 mm (3.0 inches) of precipitation per month. The driest months in Puente Alto are February, March and December. On average, 13 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Puente Alto. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)20 (0.8)15 (0.6)10 (0.4)23 (0.9)59 (2.3)106 (4.2)62 (2.4)61 (2.4)48 (1.9)57 (2.3)32 (1.3)14 (0.6)
Average precipitation days (≥ 1 mm)4423786761084

Monthly sunshine hours in Puente Alto, Chile

The sunniest months in Puente Alto are March, November and December, when the sun shines an average of 12 hours 36 minutes a day. Least sunny months in Puente Alto: May, June and July receive an average of 7 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Puente Alto. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours326351365303260206236269302342382412
Mean daily daylight hours14h 3m13h 15m12h 14m11h 12m10h 21m9h 57m10h 10m10h 55m11h 54m12h 56m13h 50m14h 18m

Solar UV radiation in Puente Alto, Chile

Puente Alto experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Puente Alto UV Index data.

Average daily maximum UV levels by month for Puente Alto. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1514128646811121415