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Monthly climate in Cusco, Peru

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Cusco features a ice cap climate ET). Temperatures typically range between 8 °C (47 °F) and 11 °C (51 °F) through the year, but rarely can drop to -3 °C (28 °F) or can rise to as high as 21 °C (70 °F). The average annual precipitation amounts to about 1218 mm (47.9 inches) and receives 201 rainy days on the 1 mm (0.04 inches) threshold annually. Cusco enjoys an average of 3537 hours of sunshine throughout the year, and daylight varies from 11 hours 19 minutes to 12 hours 53 minutes per day.

Monthly average temperatures in Cusco, Peru

The warmest months in Cusco are October, November and December, with daily mean temperatures ranging from 10 to 11 °C (50 - 51 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 8 to 9 °C (47 - 48 °F) throughout the day. On average each year, Cusco experiences 0 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 Cusco. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum19°C
(66°F)		19°C
(67°F)		19°C
(66°F)		18°C
(64°F)		17°C
(63°F)		18°C
(65°F)		19°C
(66°F)		20°C
(68°F)		21°C
(70°F)		21°C
(69°F)		21°C
(70°F)		19°C
(67°F)
Mean maximum18°C
(64°F)		17°C
(63°F)		17°C
(63°F)		17°C
(63°F)		17°C
(62°F)		16°C
(61°F)		18°C
(64°F)		18°C
(65°F)		19°C
(67°F)		19°C
(67°F)		19°C
(66°F)		19°C
(66°F)
Average high14°C
(58°F)		14°C
(58°F)		14°C
(58°F)		15°C
(59°F)		15°C
(59°F)		14°C
(58°F)		15°C
(59°F)		15°C
(60°F)		16°C
(61°F)		16°C
(62°F)		16°C
(61°F)		15°C
(59°F)
Daily mean9°C
(49°F)		10°C
(49°F)		9°C
(49°F)		9°C
(49°F)		9°C
(48°F)		9°C
(48°F)		8°C
(47°F)		9°C
(48°F)		10°C
(49°F)		10°C
(51°F)		11°C
(51°F)		10°C
(50°F)
Average low6°C
(42°F)		6°C
(43°F)		6°C
(43°F)		5°C
(41°F)		4°C
(39°F)		3°C
(38°F)		2°C
(37°F)		3°C
(38°F)		4°C
(40°F)		5°C
(42°F)		6°C
(44°F)		6°C
(43°F)
Mean minimum3°C
(38°F)		4°C
(39°F)		4°C
(39°F)		2°C
(36°F)		0°C
(32°F)		1°C
(34°F)		-1°C
(31°F)		-1°C
(31°F)		1°C
(34°F)		3°C
(37°F)		4°C
(40°F)		4°C
(39°F)
Minimum2°C
(35°F)		3°C
(37°F)		3°C
(38°F)		1°C
(35°F)		-2°C
(28°F)		-1°C
(30°F)		-2°C
(29°F)		-3°C
(28°F)		-1°C
(30°F)		1°C
(35°F)		3°C
(38°F)		2°C
(36°F)

Compare climate in Cusco with other places

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

Monthly average precipitation in Cusco, Peru

Cusco usually has the most precipitation in February, March and December, with an average of 27 rainy days and 208 mm (8.2 inches) of precipitation per month. The driest months in Cusco are June, July and August. On average, 19 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Cusco. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)170 (6.7)230 (9.1)180 (7.1)90 (3.5)30 (1.2)15 (0.6)19 (0.7)21 (0.8)34 (1.3)86 (3.4)128 (5.0)214 (8.4)
Average precipitation days (≥ 1 mm)232727201034711182427

Monthly sunshine hours in Cusco, Peru

The sunniest months in Cusco are May, July and August, when the sun shines an average of 10 hours 43 minutes a day. Least sunny months in Cusco: January, February and December receive an average of 8 hours 6 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Cusco. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours225238285290325311332339324315275273
Mean daily daylight hours12h 48m12h 30m12h 8m11h 46m11h 28m11h 19m11h 24m11h 40m12h 1m12h 23m12h 43m12h 53m

Solar UV radiation in Cusco, Peru

Cusco experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 19 - 22, which corresponds to the Extreme category of sun exposure. May, June and July are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 14. For more detailed information, check out our hourly Cusco UV Index data.

Average daily maximum UV levels by month for Cusco. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)191918171411131416181922