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Monthly climate in Arrecifes, Argentina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Arrecifes features a humid subtropical climate (Cfa). Temperatures typically range between 10 °C (51 °F) and 24 °C (76 °F) through the year, but rarely can drop to -5 °C (23 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 876 mm (34.5 inches) and receives 76 rainy days on the 1 mm (0.04 inches) threshold annually. Arrecifes enjoys an average of 3371 hours of sunshine throughout the year, and daylight varies from 9 hours 54 minutes to 14 hours 22 minutes per day.

Monthly average temperatures in Arrecifes, Argentina

The warmest months in Arrecifes are January, February and December, with daily mean temperatures ranging from 23 to 24 °C (74 - 76 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 10 to 12 °C (51 - 54 °F) throughout the day. On average each year, Arrecifes experiences 137 days above 25 °C (77.0 °F) and 5 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Arrecifes. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum41°C
(106°F)		37°C
(99°F)		34°C
(94°F)		32°C
(91°F)		29°C
(84°F)		25°C
(78°F)		26°C
(78°F)		28°C
(84°F)		32°C
(90°F)		36°C
(97°F)		36°C
(97°F)		39°C
(102°F)
Mean maximum36°C
(97°F)		35°C
(95°F)		33°C
(91°F)		30°C
(86°F)		27°C
(80°F)		21°C
(70°F)		24°C
(76°F)		27°C
(80°F)		29°C
(85°F)		32°C
(89°F)		34°C
(94°F)		35°C
(96°F)
Average high30°C
(86°F)		29°C
(84°F)		27°C
(80°F)		24°C
(75°F)		19°C
(67°F)		16°C
(62°F)		15°C
(60°F)		18°C
(65°F)		20°C
(69°F)		23°C
(73°F)		27°C
(80°F)		29°C
(85°F)
Daily mean24°C
(76°F)		23°C
(74°F)		21°C
(70°F)		18°C
(65°F)		14°C
(57°F)		11°C
(52°F)		10°C
(51°F)		12°C
(54°F)		15°C
(58°F)		17°C
(63°F)		21°C
(70°F)		23°C
(74°F)
Average low19°C
(66°F)		17°C
(63°F)		16°C
(60°F)		13°C
(56°F)		9°C
(49°F)		7°C
(44°F)		6°C
(42°F)		6°C
(44°F)		9°C
(49°F)		11°C
(53°F)		15°C
(59°F)		17°C
(62°F)
Mean minimum11°C
(52°F)		10°C
(50°F)		8°C
(47°F)		6°C
(43°F)		2°C
(36°F)		-2°C
(29°F)		-3°C
(27°F)		-1°C
(30°F)		2°C
(37°F)		4°C
(40°F)		7°C
(45°F)		10°C
(50°F)
Minimum10°C
(51°F)		8°C
(47°F)		6°C
(43°F)		3°C
(38°F)		-1°C
(31°F)		-4°C
(25°F)		-5°C
(23°F)		-3°C
(27°F)		-2°C
(29°F)		2°C
(36°F)		6°C
(44°F)		8°C
(48°F)

Compare climate in Arrecifes with other places

Compare temperature, precipitation, sunshine, UV index in Arrecifes, Argentina with other places around the world.

Monthly average precipitation in Arrecifes, Argentina

Arrecifes usually has the most precipitation in March, April and October, with an average of 7 rainy days and 101 mm (4.0 inches) of precipitation per month. The driest months in Arrecifes are June, July and August. On average, 38 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arrecifes. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)76 (3.0)82 (3.2)91 (3.6)108 (4.3)71 (2.8)30 (1.2)40 (1.6)43 (1.7)66 (2.6)104 (4.1)83 (3.3)83 (3.3)
Average precipitation days (≥ 1 mm)767765655967

Monthly sunshine hours in Arrecifes, Argentina

The sunniest months in Arrecifes are February, November and December, when the sun shines an average of 11 hours 26 minutes a day. Least sunny months in Arrecifes: May, June and July receive an average of 7 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arrecifes. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours292320308250224212218268261305335373
Mean daily daylight hours14h 6m13h 17m12h 14m11h 11m10h 19m9h 54m10h 7m10h 53m11h 53m12h 57m13h 53m14h 22m

Solar UV radiation in Arrecifes, Argentina

Arrecifes experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Arrecifes UV Index data.

Average daily maximum UV levels by month for Arrecifes. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141311854468111314