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Monthly climate in Dos de Mayo, Peru

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Dos de Mayo features a tropical savanna climate (Aw). Temperatures typically range between 22 °C (72 °F) and 25 °C (76 °F) through the year, but rarely can drop to 12 °C (53 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 2441 mm (96.1 inches) and receives 229 rainy days on the 1 mm (0.04 inches) threshold annually. Dos de Mayo enjoys an average of 3311 hours of sunshine throughout the year, and daylight varies from 11 hours 42 minutes to 12 hours 31 minutes per day.

Monthly average temperatures in Dos de Mayo, Peru

The warmest months in Dos de Mayo are September, October and November, with daily mean temperatures ranging from 24 to 25 °C (75 - 76 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 22 to 23 °C (72 - 74 °F) throughout the day. On average each year, Dos de Mayo experiences 304 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 Dos de Mayo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum33°C
(91°F)		33°C
(91°F)		33°C
(91°F)		32°C
(90°F)		32°C
(91°F)		32°C
(90°F)		32°C
(90°F)		35°C
(95°F)		35°C
(96°F)		35°C
(96°F)		34°C
(94°F)		33°C
(91°F)
Mean maximum32°C
(89°F)		32°C
(89°F)		32°C
(89°F)		31°C
(89°F)		31°C
(89°F)		31°C
(88°F)		31°C
(88°F)		34°C
(93°F)		34°C
(94°F)		34°C
(93°F)		32°C
(90°F)		31°C
(88°F)
Average high28°C
(82°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)		29°C
(84°F)		28°C
(83°F)		28°C
(83°F)		30°C
(86°F)		31°C
(88°F)		30°C
(86°F)		29°C
(84°F)		28°C
(83°F)
Daily mean23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(73°F)		22°C
(72°F)		23°C
(74°F)		25°C
(76°F)		24°C
(76°F)		24°C
(75°F)		23°C
(75°F)
Average low19°C
(67°F)		20°C
(68°F)		20°C
(67°F)		19°C
(67°F)		18°C
(65°F)		17°C
(64°F)		17°C
(62°F)		17°C
(62°F)		18°C
(65°F)		19°C
(67°F)		20°C
(68°F)		20°C
(68°F)
Mean minimum17°C
(63°F)		18°C
(64°F)		17°C
(64°F)		17°C
(63°F)		15°C
(60°F)		15°C
(59°F)		14°C
(58°F)		13°C
(56°F)		16°C
(60°F)		17°C
(63°F)		18°C
(64°F)		17°C
(64°F)
Minimum16°C
(62°F)		17°C
(63°F)		16°C
(62°F)		16°C
(60°F)		14°C
(57°F)		13°C
(55°F)		13°C
(56°F)		12°C
(53°F)		14°C
(58°F)		16°C
(60°F)		17°C
(63°F)		16°C
(62°F)

Compare climate in Dos de Mayo with other places

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

Monthly average precipitation in Dos de Mayo, Peru

Dos de Mayo usually has the most precipitation in January, March and December, with an average of 26 rainy days and 350 mm (13.8 inches) of precipitation per month. The driest months in Dos de Mayo are July, August and September. On average, 50 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Dos de Mayo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)343 (13.5)327 (12.9)347 (13.7)206 (8.1)142 (5.6)102 (4.0)57 (2.2)52 (2.1)41 (1.6)184 (7.2)281 (11.1)359 (14.1)
Average precipitation days (≥ 1 mm)2427282320141078162428

Monthly sunshine hours in Dos de Mayo, Peru

The sunniest months in Dos de Mayo are July, August and September, when the sun shines an average of 10 hours 11 minutes a day. Least sunny months in Dos de Mayo: January, February and March receive an average of 7 hours 40 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Dos de Mayo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours208246243264302292316317303283247286
Mean daily daylight hours12h 28m12h 18m12h 7m11h 55m11h 46m11h 42m11h 44m11h 52m12h 3m12h 15m12h 25m12h 31m

Solar UV radiation in Dos de Mayo, Peru

Dos de Mayo experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 17 - 17, which corresponds to the Extreme category of sun exposure. June, July and August are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 13. For more detailed information, check out our hourly Dos de Mayo UV Index data.

Average daily maximum UV levels by month for Dos de Mayo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)161717171412121315161515