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Monthly climate in El Alto, Peru

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification El Alto features a hot desert climate (BWh). Temperatures typically range between 20 °C (67 °F) and 25 °C (77 °F) through the year, but rarely can drop to 16 °C (62 °F) or can rise to as high as 29 °C (84 °F). The average annual precipitation amounts to about 255 mm (10.0 inches) and receives 35 rainy days on the 1 mm (0.04 inches) threshold annually. El Alto enjoys an average of 3906 hours of sunshine throughout the year, and daylight varies from 11 hours 52 minutes to 12 hours 20 minutes per day.

Monthly average temperatures in El Alto, Peru

The warmest months in El Alto are February, March and April, with daily mean temperatures ranging from 23 to 25 °C (74 - 77 °F) throughout the day. The coldest temperatures usually occur in August, September and October, when daily mean temperatures range from 20 to 20 °C (67 - 69 °F) throughout the day. On average each year, El Alto experiences 90 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 El Alto. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum28°C
(82°F)		29°C
(84°F)		29°C
(84°F)		28°C
(82°F)		26°C
(80°F)		26°C
(80°F)		24°C
(76°F)		24°C
(75°F)		24°C
(75°F)		24°C
(76°F)		26°C
(79°F)		25°C
(78°F)
Mean maximum27°C
(80°F)		28°C
(82°F)		28°C
(82°F)		26°C
(80°F)		26°C
(78°F)		24°C
(76°F)		24°C
(75°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		24°C
(76°F)		25°C
(77°F)
Average high25°C
(77°F)		26°C
(79°F)		26°C
(79°F)		25°C
(77°F)		24°C
(75°F)		23°C
(74°F)		22°C
(72°F)		21°C
(71°F)		22°C
(71°F)		22°C
(72°F)		22°C
(72°F)		24°C
(75°F)
Daily mean23°C
(74°F)		25°C
(77°F)		25°C
(77°F)		23°C
(74°F)		22°C
(72°F)		21°C
(71°F)		20°C
(69°F)		20°C
(67°F)		20°C
(68°F)		20°C
(69°F)		20°C
(69°F)		22°C
(72°F)
Average low22°C
(73°F)		24°C
(75°F)		24°C
(76°F)		22°C
(73°F)		21°C
(71°F)		20°C
(69°F)		19°C
(67°F)		18°C
(65°F)		19°C
(66°F)		19°C
(67°F)		19°C
(67°F)		21°C
(70°F)
Mean minimum20°C
(69°F)		23°C
(74°F)		22°C
(73°F)		22°C
(71°F)		20°C
(68°F)		19°C
(67°F)		18°C
(65°F)		17°C
(64°F)		18°C
(64°F)		18°C
(65°F)		18°C
(65°F)		20°C
(68°F)
Minimum18°C
(65°F)		22°C
(71°F)		21°C
(70°F)		20°C
(68°F)		19°C
(67°F)		19°C
(66°F)		17°C
(63°F)		16°C
(62°F)		17°C
(63°F)		18°C
(64°F)		17°C
(63°F)		19°C
(66°F)

Compare climate in El Alto with other places

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

Monthly average precipitation in El Alto, Peru

El Alto usually has the most precipitation in February, March and April, with an average of 7 rainy days and 65 mm (2.6 inches) of precipitation per month. The driest months in El Alto are July, August and September. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in El Alto. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)16 (0.6)89 (3.5)89 (3.5)18 (0.7)9 (0.4)5 (0.2)3 (0.1)1 (0.0)2 (0.1)4 (0.1)3 (0.1)16 (0.6)
Average precipitation days (≥ 1 mm)4910421000014

Monthly sunshine hours in El Alto, Peru

The sunniest months in El Alto are August, October and December, when the sun shines an average of 11 hours 2 minutes a day. Least sunny months in El Alto: January, February and March receive an average of 9 hours 47 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in El Alto. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours274299316324337325338340331339332346
Mean daily daylight hours12h 19m12h 13m12h 6m11h 59m11h 54m11h 52m11h 53m11h 57m12h 4m12h 11m12h 17m12h 20m

Solar UV radiation in El Alto, Peru

El Alto experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. June, July and August are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 12. For more detailed information, check out our hourly El Alto UV Index data.

Average daily maximum UV levels by month for El Alto. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141516151311111214131313