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Monthly climate in Vallenar, Atacama, Chile

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Vallenar features a cold desert climate (BWk).Temperatures typically range between 12 °C (53 °F) and 20 °C (69 °F) through the year, but rarely can drop to 0 °C (32 °F) or can rise to as high as 31 °C (88 °F).The average annual precipitation amounts to about 31 mm (1.2 inches) and receives 3 rainy days on the 1 mm (0.04 inches) threshold annually.Vallenar enjoys an average of 4082 hours of sunshine throughout the year, and daylight varies from 10 hours 20 minutes to 13 hours 55 minutes per day.

Monthly average temperatures in Vallenar, Atacama, Chile §

The warmest months in Vallenar are January, February and March, with daily mean temperatures ranging from 19 to 20 °C (66 - 69 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 12 to 13 °C (53 - 55 °F) throughout the day. On average each year, Vallenar experiences 87 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 Vallenar, Atacama, Chile.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 30°C
(86°F)		 29°C
(85°F)		 29°C
(84°F)		 28°C
(82°F)		 25°C
(77°F)		 29°C
(84°F)		 28°C
(83°F)		 30°C
(86°F)		 28°C
(83°F)		 27°C
(81°F)		 31°C
(88°F)		 29°C
(85°F)
Mean maximum 28°C
(83°F)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(80°F)		 25°C
(76°F)		 23°C
(74°F)		 24°C
(76°F)		 26°C
(79°F)		 26°C
(79°F)		 27°C
(80°F)		 28°C
(83°F)		 28°C
(82°F)
Average high 26°C
(79°F)		 26°C
(79°F)		 25°C
(77°F)		 23°C
(74°F)		 21°C
(69°F)		 19°C
(66°F)		 19°C
(67°F)		 20°C
(68°F)		 21°C
(70°F)		 23°C
(73°F)		 24°C
(75°F)		 25°C
(77°F)
Daily mean 20°C
(69°F)		 20°C
(69°F)		 19°C
(66°F)		 17°C
(62°F)		 14°C
(57°F)		 12°C
(53°F)		 12°C
(53°F)		 13°C
(55°F)		 14°C
(58°F)		 16°C
(62°F)		 18°C
(64°F)		 19°C
(66°F)
Average low 15°C
(60°F)		 15°C
(60°F)		 14°C
(57°F)		 12°C
(53°F)		 9°C
(48°F)		 6°C
(43°F)		 5°C
(42°F)		 6°C
(44°F)		 8°C
(47°F)		 10°C
(51°F)		 12°C
(54°F)		 14°C
(57°F)
Mean minimum 13°C
(57°F)		 13°C
(56°F)		 12°C
(53°F)		 9°C
(48°F)		 4°C
(39°F)		 3°C
(38°F)		 1°C
(33°F)		 2°C
(37°F)		 4°C
(40°F)		 7°C
(45°F)		 9°C
(49°F)		 11°C
(52°F)
Minimum 12°C
(54°F)		 11°C
(53°F)		 10°C
(50°F)		 6°C
(44°F)		 2°C
(35°F)		 1°C
(33°F)		 -0°C
(32°F)		 1°C
(34°F)		 3°C
(38°F)		 6°C
(43°F)		 8°C
(46°F)		 10°C
(51°F)

Compare climate in Vallenar with other places

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

Monthly average precipitation in Vallenar, Atacama, Chile §

Vallenar usually has the most precipitation in May, June and July, with an average of 1 rainy days and 9 mm (0.3 inches) of precipitation per month.The driest months in Vallenar are February, October and November. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Vallenar, Atacama, Chile.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 0 (0.0) 0 (0.0) 0 (0.0) 2 (0.1) 9 (0.4) 14 (0.6) 2 (0.1) 2 (0.1) 1 (0.0) 0 (0.0) 0 (0.0) 0 (0.0)
Average precipitation days (≥ 1 mm) 0 0 0 0 1 2 0 0 0 0 0 0

Monthly sunshine hours in Vallenar, Atacama, Chile §

The sunniest months in Vallenar are October, November and December, when the sun shines an average of 12 hours 40 minutes a day.Least sunny months in Vallenar: May, June and July receive an average of 9 hours 40 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Vallenar, Atacama, Chile.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 321 347 361 325 301 285 303 329 341 375 386 403
Mean daily daylight hours 13h 42m 13h 2m 12h 12m 11h 21m 10h 40m 10h 20m 10h 30m 11h 7m 11h 55m 12h 47m 13h 32m 13h 55m

Solar UV radiation in Vallenar, Atacama, Chile §

Vallenar experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 14 - 16, 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 7. For more detailed information, check out our hourly Vallenar UV Index data.

Average daily maximum UV levels by month for Vallenar, Atacama, Chile.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 16 14 13 10 7 5 6 7 9 13 14 15