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Monthly climate in San Antonio Oeste, Argentina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Antonio Oeste features a cold semi-arid climate (BSk). Temperatures typically range between 8 °C (47 °F) and 23 °C (74 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 280 mm (11.0 inches) and receives 43 rainy days on the 1 mm (0.04 inches) threshold annually. San Antonio Oeste enjoys an average of 3618 hours of sunshine throughout the year, and daylight varies from 9 hours 16 minutes to 15 hours 1 minutes per day.

Monthly average temperatures in San Antonio Oeste, Argentina

The warmest months in San Antonio Oeste are January, February and December, with daily mean temperatures ranging from 22 to 23 °C (71 - 74 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 8 to 10 °C (47 - 50 °F) throughout the day. On average each year, San Antonio Oeste experiences 91 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in San Antonio Oeste. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum37°C
(99°F)		36°C
(96°F)		37°C
(99°F)		29°C
(85°F)		24°C
(75°F)		19°C
(67°F)		19°C
(67°F)		23°C
(73°F)		26°C
(80°F)		31°C
(88°F)		33°C
(92°F)		35°C
(95°F)
Mean maximum36°C
(96°F)		34°C
(94°F)		33°C
(91°F)		28°C
(82°F)		22°C
(73°F)		17°C
(63°F)		17°C
(63°F)		21°C
(70°F)		25°C
(77°F)		28°C
(84°F)		31°C
(88°F)		33°C
(92°F)
Average high28°C
(82°F)		27°C
(81°F)		25°C
(77°F)		21°C
(70°F)		16°C
(62°F)		13°C
(56°F)		13°C
(55°F)		15°C
(59°F)		18°C
(64°F)		20°C
(68°F)		23°C
(74°F)		26°C
(80°F)
Daily mean23°C
(74°F)		22°C
(72°F)		20°C
(68°F)		16°C
(62°F)		12°C
(54°F)		9°C
(49°F)		8°C
(47°F)		10°C
(50°F)		13°C
(55°F)		16°C
(60°F)		19°C
(66°F)		22°C
(71°F)
Average low18°C
(65°F)		17°C
(64°F)		15°C
(60°F)		12°C
(54°F)		8°C
(47°F)		6°C
(43°F)		5°C
(41°F)		6°C
(43°F)		8°C
(47°F)		11°C
(52°F)		14°C
(57°F)		16°C
(62°F)
Mean minimum13°C
(55°F)		11°C
(53°F)		9°C
(49°F)		6°C
(43°F)		2°C
(36°F)		1°C
(34°F)		-1°C
(31°F)		0°C
(33°F)		3°C
(38°F)		5°C
(41°F)		8°C
(47°F)		10°C
(51°F)
Minimum11°C
(52°F)		9°C
(49°F)		8°C
(47°F)		0°C
(33°F)		-1°C
(31°F)		-0°C
(32°F)		-2°C
(29°F)		-2°C
(29°F)		1°C
(35°F)		2°C
(36°F)		7°C
(44°F)		9°C
(48°F)

Compare climate in San Antonio Oeste with other places

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

Monthly average precipitation in San Antonio Oeste, Argentina

San Antonio Oeste usually has the most precipitation in March, May and June, with an average of 4 rainy days and 36 mm (1.4 inches) of precipitation per month. The driest months in San Antonio Oeste are January, September and October. On average, 12 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Antonio Oeste. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)8 (0.3)16 (0.6)31 (1.2)31 (1.2)41 (1.6)36 (1.4)29 (1.1)15 (0.6)14 (0.6)14 (0.6)29 (1.1)18 (0.7)
Average precipitation days (≥ 1 mm)134355542353

Monthly sunshine hours in San Antonio Oeste, Argentina

The sunniest months in San Antonio Oeste are October, November and December, when the sun shines an average of 12 hours 4 minutes a day. Least sunny months in San Antonio Oeste: May, June and July receive an average of 7 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Antonio Oeste. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours328344338281234199213262304347364398
Mean daily daylight hours14h 41m13h 37m12h 17m10h 56m9h 49m9h 16m9h 34m10h 33m11h 50m13h 11m14h 24m15h 1m

Solar UV radiation in San Antonio Oeste, Argentina

San Antonio Oeste experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 12 - 13, which corresponds to the Extreme category of sun exposure. May, June and July are in the Low / 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 San Antonio Oeste UV Index data.

Average daily maximum UV levels by month for San Antonio Oeste. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1312964234691213