nomadseason

Monthly climate in Casa Blanca, Peru

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Casa Blanca features a hot desert climate (BWh). Temperatures typically range between 15 °C (60 °F) and 22 °C (71 °F) through the year, but rarely can drop to 14 °C (57 °F) or can rise to as high as 25 °C (78 °F). The average annual precipitation amounts to about 169 mm (6.7 inches) and receives 35 rainy days on the 1 mm (0.04 inches) threshold annually. Casa Blanca enjoys an average of 3710 hours of sunshine throughout the year, and daylight varies from 11 hours 21 minutes to 12 hours 52 minutes per day.

Monthly average temperatures in Casa Blanca, Peru

The warmest months in Casa Blanca are January, February and March, with daily mean temperatures ranging from 21 to 22 °C (70 - 71 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 15 to 16 °C (60 - 61 °F) throughout the day. On average each year, Casa Blanca experiences 1 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 Casa Blanca. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum25°C
(77°F)		25°C
(78°F)		25°C
(78°F)		23°C
(74°F)		22°C
(72°F)		19°C
(66°F)		18°C
(65°F)		17°C
(64°F)		17°C
(63°F)		18°C
(65°F)		20°C
(69°F)		22°C
(71°F)
Mean maximum23°C
(74°F)		24°C
(76°F)		24°C
(75°F)		22°C
(72°F)		20°C
(69°F)		18°C
(65°F)		18°C
(64°F)		17°C
(63°F)		17°C
(63°F)		18°C
(64°F)		19°C
(67°F)		21°C
(71°F)
Average high22°C
(71°F)		23°C
(73°F)		22°C
(72°F)		21°C
(69°F)		19°C
(66°F)		18°C
(64°F)		17°C
(63°F)		16°C
(62°F)		16°C
(62°F)		17°C
(63°F)		18°C
(65°F)		20°C
(68°F)
Daily mean21°C
(70°F)		22°C
(71°F)		22°C
(71°F)		20°C
(68°F)		18°C
(65°F)		17°C
(62°F)		16°C
(61°F)		15°C
(60°F)		15°C
(60°F)		16°C
(61°F)		17°C
(63°F)		19°C
(66°F)
Average low20°C
(69°F)		21°C
(70°F)		21°C
(70°F)		19°C
(67°F)		17°C
(63°F)		16°C
(61°F)		15°C
(60°F)		15°C
(59°F)		15°C
(59°F)		15°C
(60°F)		16°C
(62°F)		18°C
(65°F)
Mean minimum19°C
(67°F)		20°C
(68°F)		20°C
(68°F)		18°C
(64°F)		16°C
(61°F)		15°C
(60°F)		15°C
(58°F)		14°C
(57°F)		14°C
(58°F)		14°C
(58°F)		16°C
(60°F)		17°C
(63°F)
Minimum19°C
(66°F)		18°C
(66°F)		18°C
(65°F)		17°C
(62°F)		15°C
(59°F)		15°C
(59°F)		14°C
(57°F)		14°C
(57°F)		14°C
(57°F)		14°C
(57°F)		15°C
(59°F)		17°C
(63°F)

Compare climate in Casa Blanca with other places

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

Monthly average precipitation in Casa Blanca, Peru

Casa Blanca usually has the most precipitation in January, February and March, with an average of 7 rainy days and 22 mm (0.9 inches) of precipitation per month. The driest months in Casa Blanca are October, November and December. On average, 9 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Casa Blanca. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)24 (0.9)23 (0.9)19 (0.7)10 (0.4)12 (0.5)17 (0.7)16 (0.6)14 (0.5)10 (0.4)8 (0.3)8 (0.3)10 (0.4)
Average precipitation days (≥ 1 mm)876224210012

Monthly sunshine hours in Casa Blanca, Peru

The sunniest months in Casa Blanca are May, August and October, when the sun shines an average of 10 hours 41 minutes a day. Least sunny months in Casa Blanca: January, February and March receive an average of 8 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Casa Blanca. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours243271296314327311323331325335316312
Mean daily daylight hours12h 47m12h 30m12h 8m11h 46m11h 29m11h 21m11h 25m11h 40m12h 1m12h 23m12h 42m12h 52m

Solar UV radiation in Casa Blanca, Peru

Casa Blanca experiences the highest level of ultraviolet (UV) radiation in February, November and December, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. May, June and July are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Casa Blanca UV Index data.

Average daily maximum UV levels by month for Casa Blanca. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151615141110111214151615