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Monthly climate in San Buenaventura, Peru

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Buenaventura features a cold semi-arid climate (BSk). Temperatures typically range between 11 °C (53 °F) and 12 °C (54 °F) through the year, but rarely can drop to 3 °C (38 °F) or can rise to as high as 18 °C (65 °F). The average annual precipitation amounts to about 2643 mm (104.0 inches) and receives 280 rainy days on the 1 mm (0.04 inches) threshold annually. San Buenaventura enjoys an average of 3681 hours of sunshine throughout the year, and daylight varies from 11 hours 26 minutes to 12 hours 46 minutes per day.

Monthly average temperatures in San Buenaventura, Peru

The warmest months in San Buenaventura are June, August and September, with daily mean temperatures ranging from 12 to 12 °C (54 - 54 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 11 to 11 °C (53 - 53 °F) throughout the day. On average each year, San Buenaventura experiences 0 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 San Buenaventura. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum18°C
(64°F)		18°C
(64°F)		18°C
(64°F)		17°C
(64°F)		17°C
(63°F)		17°C
(64°F)		17°C
(64°F)		18°C
(64°F)		17°C
(63°F)		17°C
(62°F)		18°C
(64°F)		18°C
(65°F)
Mean maximum17°C
(62°F)		16°C
(62°F)		17°C
(62°F)		17°C
(62°F)		16°C
(62°F)		16°C
(62°F)		17°C
(63°F)		17°C
(62°F)		16°C
(62°F)		16°C
(62°F)		17°C
(62°F)		17°C
(63°F)
Average high14°C
(58°F)		14°C
(58°F)		14°C
(58°F)		14°C
(58°F)		15°C
(59°F)		15°C
(59°F)		15°C
(60°F)		15°C
(59°F)		15°C
(59°F)		15°C
(58°F)		15°C
(59°F)		15°C
(59°F)
Daily mean11°C
(53°F)		11°C
(53°F)		11°C
(53°F)		12°C
(53°F)		12°C
(54°F)		12°C
(54°F)		12°C
(54°F)		12°C
(54°F)		12°C
(54°F)		12°C
(53°F)		12°C
(54°F)		12°C
(54°F)
Average low9°C
(49°F)		9°C
(49°F)		9°C
(49°F)		9°C
(48°F)		9°C
(48°F)		9°C
(48°F)		8°C
(47°F)		9°C
(48°F)		9°C
(49°F)		9°C
(49°F)		9°C
(49°F)		9°C
(49°F)
Mean minimum5°C
(42°F)		6°C
(43°F)		7°C
(44°F)		5°C
(42°F)		4°C
(40°F)		6°C
(43°F)		5°C
(41°F)		6°C
(42°F)		5°C
(42°F)		6°C
(43°F)		6°C
(43°F)		7°C
(44°F)
Minimum3°C
(38°F)		4°C
(40°F)		4°C
(40°F)		3°C
(38°F)		4°C
(39°F)		4°C
(40°F)		4°C
(40°F)		5°C
(41°F)		5°C
(40°F)		5°C
(41°F)		4°C
(39°F)		5°C
(42°F)

Compare climate in San Buenaventura with other places

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

Monthly average precipitation in San Buenaventura, Peru

San Buenaventura usually has the most precipitation in January, February and March, with an average of 27 rainy days and 384 mm (15.1 inches) of precipitation per month. The driest months in San Buenaventura are June, July and August. On average, 88 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Buenaventura. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)339 (13.4)360 (14.2)452 (17.8)275 (10.8)144 (5.7)79 (3.1)89 (3.5)96 (3.8)221 (8.7)197 (7.8)170 (6.7)220 (8.7)
Average precipitation days (≥ 1 mm)252631272216171625262425

Monthly sunshine hours in San Buenaventura, Peru

The sunniest months in San Buenaventura are May, July and August, when the sun shines an average of 10 hours 50 minutes a day. Least sunny months in San Buenaventura: January, February and March receive an average of 8 hours 31 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Buenaventura. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours236264275305333321334340326327310305
Mean daily daylight hours12h 42m12h 27m12h 8m11h 49m11h 33m11h 26m11h 30m11h 43m12h 1m12h 21m12h 38m12h 46m

Solar UV radiation in San Buenaventura, Peru

San Buenaventura experiences the highest level of ultraviolet (UV) radiation in February, March and December, when the maximum UV index can reach values of 16 - 17, 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 12. For more detailed information, check out our hourly San Buenaventura UV Index data.

Average daily maximum UV levels by month for San Buenaventura. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)161717151211121315161616