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Monthly climate in Puerto Callao, Peru

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Puerto Callao features a tropical monsoon climate (Am). Temperatures typically range between 26 °C (79 °F) and 27 °C (81 °F) through the year, but rarely can drop to 17 °C (63 °F) or can rise to as high as 36 °C (98 °F). The average annual precipitation amounts to about 2599 mm (102.3 inches) and receives 219 rainy days on the 1 mm (0.04 inches) threshold annually. Puerto Callao enjoys an average of 3196 hours of sunshine throughout the year, and daylight varies from 11 hours 37 minutes to 12 hours 35 minutes per day.

Monthly average temperatures in Puerto Callao, Peru

The warmest months in Puerto Callao are September, October and November, with daily mean temperatures ranging from 27 to 27 °C (81 - 81 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 26 to 26 °C (79 - 79 °F) throughout the day. On average each year, Puerto Callao experiences 326 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 Puerto Callao. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum35°C
(96°F)		35°C
(95°F)		34°C
(94°F)		34°C
(94°F)		34°C
(94°F)		33°C
(93°F)		34°C
(94°F)		36°C
(98°F)		36°C
(97°F)		36°C
(98°F)		36°C
(98°F)		34°C
(94°F)
Mean maximum34°C
(94°F)		34°C
(94°F)		33°C
(93°F)		33°C
(92°F)		33°C
(92°F)		32°C
(90°F)		33°C
(92°F)		34°C
(94°F)		35°C
(95°F)		35°C
(95°F)		35°C
(95°F)		33°C
(93°F)
Average high31°C
(87°F)		31°C
(88°F)		30°C
(87°F)		31°C
(87°F)		30°C
(87°F)		30°C
(87°F)		30°C
(87°F)		31°C
(89°F)		32°C
(89°F)		32°C
(89°F)		31°C
(88°F)		31°C
(88°F)
Daily mean27°C
(80°F)		27°C
(80°F)		26°C
(80°F)		26°C
(80°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(80°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)
Average low24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		23°C
(74°F)		23°C
(73°F)		22°C
(72°F)		23°C
(73°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)
Mean minimum22°C
(73°F)		23°C
(73°F)		22°C
(72°F)		21°C
(70°F)		20°C
(69°F)		21°C
(70°F)		19°C
(66°F)		19°C
(66°F)		22°C
(72°F)		22°C
(72°F)		23°C
(73°F)		23°C
(73°F)
Minimum22°C
(71°F)		22°C
(72°F)		21°C
(70°F)		20°C
(69°F)		17°C
(64°F)		19°C
(67°F)		18°C
(64°F)		17°C
(63°F)		21°C
(71°F)		21°C
(71°F)		22°C
(72°F)		22°C
(72°F)

Compare climate in Puerto Callao with other places

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

Monthly average precipitation in Puerto Callao, Peru

Puerto Callao usually has the most precipitation in February, March and November, with an average of 23 rainy days and 329 mm (13.0 inches) of precipitation per month. The driest months in Puerto Callao are June, July and August. On average, 96 mm (3.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Puerto Callao. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)267 (10.5)315 (12.4)391 (15.4)276 (10.9)172 (6.8)103 (4.1)97 (3.8)88 (3.5)136 (5.4)192 (7.6)282 (11.1)278 (10.9)
Average precipitation days (≥ 1 mm)2122252318129813192326

Monthly sunshine hours in Puerto Callao, Peru

The sunniest months in Puerto Callao are May, July and August, when the sun shines an average of 9 hours 50 minutes a day. Least sunny months in Puerto Callao: January, February and March receive an average of 7 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Puerto Callao. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours206229237246286282312315279273242284
Mean daily daylight hours12h 31m12h 21m12h 7m11h 53m11h 42m11h 37m11h 40m11h 50m12h 2m12h 16m12h 29m12h 35m

Solar UV radiation in Puerto Callao, Peru

Puerto Callao 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. 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 Puerto Callao UV Index data.

Average daily maximum UV levels by month for Puerto Callao. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151616151211111214151514