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Monthly climate in Tres Arroyos, Buenos Aires, Argentina

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Tres Arroyos features a oceanic climate (Cfb).Temperatures typically range between 7 °C (46 °F) and 22 °C (72 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 758 mm (29.9 inches) and receives 85 rainy days on the 1 mm (0.04 inches) threshold annually.Tres Arroyos enjoys an average of 3426 hours of sunshine throughout the year, and daylight varies from 9 hours 30 minutes to 14 hours 46 minutes per day.

Monthly average temperatures in Tres Arroyos, Buenos Aires, Argentina §

The warmest months in Tres Arroyos are January, February and December, with daily mean temperatures ranging from 20 to 22 °C (69 - 72 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 7 to 9 °C (46 - 49 °F) throughout the day. On average each year, Tres Arroyos experiences 91 days above 25 °C (77.0 °F) and 10 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Tres Arroyos, 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 40°C
(104°F)		 36°C
(97°F)		 34°C
(94°F)		 29°C
(85°F)		 25°C
(78°F)		 23°C
(73°F)		 19°C
(67°F)		 25°C
(77°F)		 29°C
(84°F)		 34°C
(93°F)		 33°C
(92°F)		 36°C
(97°F)
Mean maximum 36°C
(98°F)		 35°C
(95°F)		 32°C
(90°F)		 28°C
(83°F)		 23°C
(74°F)		 18°C
(64°F)		 18°C
(65°F)		 23°C
(73°F)		 25°C
(76°F)		 29°C
(85°F)		 31°C
(88°F)		 35°C
(95°F)
Average high 29°C
(84°F)		 27°C
(81°F)		 25°C
(76°F)		 21°C
(70°F)		 16°C
(62°F)		 13°C
(56°F)		 12°C
(55°F)		 15°C
(60°F)		 17°C
(63°F)		 19°C
(67°F)		 23°C
(74°F)		 27°C
(81°F)
Daily mean 22°C
(72°F)		 21°C
(69°F)		 19°C
(66°F)		 15°C
(60°F)		 11°C
(52°F)		 9°C
(48°F)		 7°C
(46°F)		 9°C
(49°F)		 11°C
(52°F)		 14°C
(57°F)		 17°C
(63°F)		 20°C
(69°F)
Average low 15°C
(60°F)		 15°C
(59°F)		 13°C
(56°F)		 11°C
(52°F)		 7°C
(45°F)		 5°C
(41°F)		 3°C
(39°F)		 5°C
(40°F)		 6°C
(43°F)		 8°C
(47°F)		 11°C
(52°F)		 13°C
(56°F)
Mean minimum 8°C
(46°F)		 8°C
(46°F)		 6°C
(44°F)		 4°C
(39°F)		 0°C
(33°F)		 -2°C
(29°F)		 -2°C
(29°F)		 -2°C
(29°F)		 -1°C
(31°F)		 0°C
(33°F)		 4°C
(40°F)		 6°C
(43°F)
Minimum 6°C
(44°F)		 6°C
(43°F)		 4°C
(39°F)		 1°C
(35°F)		 -2°C
(28°F)		 -3°C
(28°F)		 -3°C
(28°F)		 -3°C
(27°F)		 -2°C
(28°F)		 -1°C
(30°F)		 3°C
(38°F)		 4°C
(40°F)

Compare climate in Tres Arroyos with other places

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

Monthly average precipitation in Tres Arroyos, Buenos Aires, Argentina §

Tres Arroyos usually has the most precipitation in February, November and December, with an average of 9 rainy days and 85 mm (3.4 inches) of precipitation per month.The driest months in Tres Arroyos are June, July and August. On average, 40 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Tres Arroyos, 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) 70 (2.8) 82 (3.2) 65 (2.6) 82 (3.2) 46 (1.8) 44 (1.7) 43 (1.7) 33 (1.3) 52 (2.1) 67 (2.7) 85 (3.4) 89 (3.5)
Average precipitation days (≥ 1 mm) 6 8 8 8 6 6 6 3 7 8 10 9

Monthly sunshine hours in Tres Arroyos, Buenos Aires, Argentina §

The sunniest months in Tres Arroyos are February, November and December, when the sun shines an average of 11 hours 38 minutes a day.Least sunny months in Tres Arroyos: May, June and July receive an average of 7 hours 0 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Tres Arroyos, 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 313 322 317 253 229 201 214 259 271 318 339 386
Mean daily daylight hours 14h 28m 13h 29m 12h 16m 11h 2m 10h 0m 9h 30m 9h 47m 10h 41m 11h 51m 13h 6m 14h 12m 14h 46m

Solar UV radiation in Tres Arroyos, Buenos Aires, Argentina §

Tres Arroyos experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 12 - 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 4. For more detailed information, check out our hourly Tres Arroyos UV Index data.

Average daily maximum UV levels by month for Tres Arroyos, 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 10 7 4 3 3 5 7 10 12 14