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Monthly climate in Avellaneda, Buenos Aires, Argentina

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Avellaneda features a humid subtropical climate (Cfa).Temperatures typically range between 11 °C (51 °F) and 24 °C (76 °F) through the year, but rarely can drop to 0 °C (33 °F) or can rise to as high as 37 °C (100 °F).The average annual precipitation amounts to about 833 mm (32.8 inches) and receives 83 rainy days on the 1 mm (0.04 inches) threshold annually.Avellaneda enjoys an average of 3404 hours of sunshine throughout the year, and daylight varies from 9 hours 50 minutes to 14 hours 25 minutes per day.

Monthly average temperatures in Avellaneda, Buenos Aires, Argentina §

The warmest months in Avellaneda are January, February and December, with daily mean temperatures ranging from 22 to 24 °C (73 - 76 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 11 to 12 °C (51 - 54 °F) throughout the day. On average each year, Avellaneda experiences 87 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 Avellaneda, Buenos Aires, Argentina.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 37°C
(100°F)		 33°C
(92°F)		 31°C
(89°F)		 29°C
(84°F)		 25°C
(77°F)		 23°C
(73°F)		 23°C
(74°F)		 22°C
(73°F)		 26°C
(79°F)		 30°C
(86°F)		 33°C
(91°F)		 34°C
(93°F)
Mean maximum 33°C
(92°F)		 32°C
(90°F)		 30°C
(86°F)		 27°C
(80°F)		 23°C
(74°F)		 19°C
(66°F)		 20°C
(69°F)		 21°C
(71°F)		 25°C
(76°F)		 27°C
(81°F)		 31°C
(87°F)		 32°C
(90°F)
Average high 28°C
(82°F)		 27°C
(80°F)		 25°C
(77°F)		 22°C
(72°F)		 18°C
(64°F)		 15°C
(59°F)		 14°C
(57°F)		 15°C
(60°F)		 17°C
(64°F)		 20°C
(68°F)		 24°C
(75°F)		 26°C
(79°F)
Daily mean 24°C
(76°F)		 23°C
(74°F)		 21°C
(70°F)		 19°C
(66°F)		 15°C
(58°F)		 12°C
(54°F)		 11°C
(51°F)		 12°C
(54°F)		 14°C
(58°F)		 17°C
(62°F)		 20°C
(69°F)		 22°C
(73°F)
Average low 21°C
(70°F)		 20°C
(68°F)		 18°C
(65°F)		 16°C
(61°F)		 12°C
(53°F)		 9°C
(49°F)		 8°C
(47°F)		 9°C
(48°F)		 11°C
(53°F)		 13°C
(56°F)		 16°C
(62°F)		 19°C
(66°F)
Mean minimum 14°C
(58°F)		 13°C
(55°F)		 12°C
(54°F)		 10°C
(49°F)		 6°C
(43°F)		 3°C
(37°F)		 2°C
(35°F)		 3°C
(39°F)		 6°C
(43°F)		 7°C
(45°F)		 10°C
(50°F)		 12°C
(54°F)
Minimum 13°C
(57°F)		 12°C
(53°F)		 10°C
(50°F)		 6°C
(43°F)		 3°C
(38°F)		 1°C
(34°F)		 0°C
(33°F)		 1°C
(35°F)		 3°C
(37°F)		 6°C
(44°F)		 8°C
(47°F)		 9°C
(48°F)

Compare climate in Avellaneda with other places

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

Monthly average precipitation in Avellaneda, Buenos Aires, Argentina §

Avellaneda usually has the most precipitation in April, September and October, with an average of 7 rainy days and 83 mm (3.3 inches) of precipitation per month.The driest months in Avellaneda are January, June and August. On average, 57 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Avellaneda, Buenos Aires, Argentina.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 62 (2.5) 69 (2.7) 75 (3.0) 79 (3.1) 71 (2.8) 61 (2.4) 65 (2.6) 48 (1.9) 78 (3.1) 92 (3.6) 67 (2.6) 65 (2.6)
Average precipitation days (≥ 1 mm) 6 7 7 7 7 7 7 5 6 9 8 7

Monthly sunshine hours in Avellaneda, Buenos Aires, Argentina §

The sunniest months in Avellaneda are February, November and December, when the sun shines an average of 11 hours 37 minutes a day.Least sunny months in Avellaneda: May, June and July receive an average of 7 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Avellaneda, Buenos Aires, Argentina.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 300 322 313 258 232 218 210 262 255 305 341 383
Mean daily daylight hours 14h 9m 13h 18m 12h 14m 11h 10m 10h 16m 9h 50m 10h 4m 10h 51m 11h 53m 12h 58m 13h 56m 14h 25m

Solar UV radiation in Avellaneda, Buenos Aires, Argentina §

Avellaneda 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 Avellaneda UV Index data.

Average daily maximum UV levels by month for Avellaneda, Buenos Aires, Argentina.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 14 12 11 7 5 3 4 6 8 10 13 14