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Monthly climate in Lujan, Argentina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Lujan features a hot semi-arid climate (BSh). Temperatures typically range between 10 °C (50 °F) and 26 °C (80 °F) through the year, but rarely can drop to -5 °C (23 °F) or can rise to as high as 43 °C (110 °F). The average annual precipitation amounts to about 460 mm (18.1 inches) and receives 63 rainy days on the 1 mm (0.04 inches) threshold annually. Lujan enjoys an average of 3795 hours of sunshine throughout the year, and daylight varies from 10 hours 2 minutes to 14 hours 13 minutes per day.

Monthly average temperatures in Lujan, Argentina

The warmest months in Lujan are January, February and December, with daily mean temperatures ranging from 24 to 26 °C (76 - 80 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 10 to 13 °C (50 - 57 °F) throughout the day. On average each year, Lujan experiences 177 days above 25 °C (77.0 °F) and 6 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Lujan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum42°C
(107°F)		38°C
(101°F)		37°C
(99°F)		32°C
(90°F)		29°C
(84°F)		24°C
(75°F)		25°C
(78°F)		30°C
(87°F)		38°C
(100°F)		40°C
(105°F)		39°C
(102°F)		43°C
(110°F)
Mean maximum38°C
(101°F)		37°C
(98°F)		34°C
(94°F)		30°C
(86°F)		26°C
(79°F)		21°C
(70°F)		24°C
(75°F)		29°C
(85°F)		34°C
(94°F)		38°C
(100°F)		38°C
(100°F)		41°C
(105°F)
Average high33°C
(91°F)		30°C
(87°F)		28°C
(83°F)		25°C
(77°F)		20°C
(69°F)		17°C
(63°F)		17°C
(63°F)		21°C
(70°F)		24°C
(76°F)		28°C
(82°F)		31°C
(87°F)		33°C
(92°F)
Daily mean26°C
(80°F)		24°C
(76°F)		22°C
(72°F)		19°C
(66°F)		14°C
(58°F)		10°C
(51°F)		10°C
(50°F)		13°C
(57°F)		17°C
(63°F)		21°C
(70°F)		24°C
(75°F)		26°C
(79°F)
Average low20°C
(69°F)		19°C
(66°F)		17°C
(62°F)		14°C
(57°F)		9°C
(49°F)		5°C
(41°F)		5°C
(40°F)		6°C
(44°F)		10°C
(51°F)		14°C
(57°F)		17°C
(63°F)		20°C
(67°F)
Mean minimum15°C
(59°F)		13°C
(55°F)		9°C
(49°F)		8°C
(47°F)		2°C
(35°F)		-0°C
(32°F)		-2°C
(28°F)		-1°C
(31°F)		2°C
(36°F)		5°C
(41°F)		10°C
(51°F)		13°C
(56°F)
Minimum11°C
(51°F)		10°C
(50°F)		6°C
(43°F)		6°C
(42°F)		-2°C
(30°F)		-4°C
(25°F)		-4°C
(25°F)		-5°C
(23°F)		1°C
(34°F)		2°C
(36°F)		8°C
(47°F)		10°C
(50°F)

Compare climate in Lujan with other places

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

Monthly average precipitation in Lujan, Argentina

Lujan usually has the most precipitation in January, February and March, with an average of 8 rainy days and 73 mm (2.9 inches) of precipitation per month. The driest months in Lujan are June, July and August. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Lujan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)64 (2.5)88 (3.4)67 (2.7)63 (2.5)20 (0.8)8 (0.3)12 (0.5)2 (0.1)14 (0.5)27 (1.0)49 (1.9)47 (1.8)
Average precipitation days (≥ 1 mm)996652203498

Monthly sunshine hours in Lujan, Argentina

The sunniest months in Lujan are October, November and December, when the sun shines an average of 12 hours 0 minutes a day. Least sunny months in Lujan: April, May and June receive an average of 8 hours 47 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Lujan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours312331334275263260278313320344368392
Mean daily daylight hours13h 58m13h 12m12h 14m11h 14m10h 26m10h 2m10h 15m10h 58m11h 54m12h 54m13h 46m14h 13m

Solar UV radiation in Lujan, Argentina

Lujan 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 Lujan UV Index data.

Average daily maximum UV levels by month for Lujan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151412864579121415