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Monthly climate in Cayco, Peru

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Cayco features a ice cap climate ET). Temperatures typically range between 4 °C (39 °F) and 8 °C (46 °F) through the year, but rarely can drop to -11 °C (13 °F) or can rise to as high as 20 °C (68 °F). The average annual precipitation amounts to about 1421 mm (55.9 inches) and receives 210 rainy days on the 1 mm (0.04 inches) threshold annually. Cayco enjoys an average of 3689 hours of sunshine throughout the year, and daylight varies from 11 hours 17 minutes to 12 hours 56 minutes per day.

Monthly average temperatures in Cayco, Peru

The warmest months in Cayco are October, November and December, with daily mean temperatures ranging from 7 to 8 °C (45 - 46 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 4 to 5 °C (39 - 41 °F) throughout the day. On average each year, Cayco experiences 0 days above 25 °C (77.0 °F) and 147 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Cayco. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum18°C
(64°F)		16°C
(61°F)		17°C
(62°F)		15°C
(60°F)		15°C
(59°F)		15°C
(60°F)		16°C
(62°F)		18°C
(65°F)		19°C
(67°F)		20°C
(68°F)		20°C
(67°F)		18°C
(64°F)
Mean maximum16°C
(61°F)		15°C
(59°F)		15°C
(60°F)		15°C
(59°F)		14°C
(58°F)		14°C
(57°F)		15°C
(60°F)		17°C
(63°F)		18°C
(65°F)		19°C
(66°F)		17°C
(64°F)		17°C
(62°F)
Average high12°C
(55°F)		12°C
(54°F)		12°C
(55°F)		13°C
(55°F)		12°C
(54°F)		12°C
(53°F)		12°C
(55°F)		14°C
(57°F)		14°C
(58°F)		14°C
(58°F)		14°C
(58°F)		13°C
(56°F)
Daily mean7°C
(44°F)		7°C
(44°F)		7°C
(44°F)		6°C
(43°F)		5°C
(41°F)		4°C
(40°F)		4°C
(39°F)		5°C
(41°F)		6°C
(44°F)		7°C
(45°F)		8°C
(46°F)		7°C
(45°F)
Average low2°C
(36°F)		2°C
(37°F)		2°C
(36°F)		0°C
(33°F)		-2°C
(29°F)		-3°C
(27°F)		-4°C
(25°F)		-3°C
(27°F)		-1°C
(31°F)		1°C
(34°F)		2°C
(36°F)		2°C
(37°F)
Mean minimum-1°C
(30°F)		-0°C
(31°F)		-0°C
(31°F)		-3°C
(27°F)		-5°C
(24°F)		-5°C
(22°F)		-8°C
(18°F)		-6°C
(21°F)		-4°C
(25°F)		-3°C
(26°F)		-1°C
(31°F)		0°C
(32°F)
Minimum-2°C
(28°F)		-2°C
(28°F)		-1°C
(30°F)		-4°C
(26°F)		-7°C
(19°F)		-8°C
(17°F)		-11°C
(13°F)		-8°C
(18°F)		-6°C
(21°F)		-7°C
(20°F)		-2°C
(29°F)		-2°C
(29°F)

Compare climate in Cayco with other places

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

Monthly average precipitation in Cayco, Peru

Cayco usually has the most precipitation in February, March and December, with an average of 28 rainy days and 242 mm (9.5 inches) of precipitation per month. The driest months in Cayco are June, July and August. On average, 13 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Cayco. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)222 (8.8)256 (10.1)247 (9.7)97 (3.8)36 (1.4)12 (0.5)13 (0.5)12 (0.5)37 (1.5)105 (4.1)157 (6.2)225 (8.8)
Average precipitation days (≥ 1 mm)242731231232314212327

Monthly sunshine hours in Cayco, Peru

The sunniest months in Cayco are May, July and August, when the sun shines an average of 10 hours 56 minutes a day. Least sunny months in Cayco: January, February and November receive an average of 8 hours 46 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Cayco. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours241257299305332322340343332330292292
Mean daily daylight hours12h 50m12h 32m12h 8m11h 45m11h 26m11h 17m11h 22m11h 38m12h 0m12h 24m12h 45m12h 56m

Solar UV radiation in Cayco, Peru

Cayco experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 19 - 23, 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 Cayco UV Index data.

Average daily maximum UV levels by month for Cayco. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)232319171411131517181919