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Monthly climate in San Basilio, Argentina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Basilio features a humid subtropical climate (Cfa). Temperatures typically range between 9 °C (49 °F) and 24 °C (76 °F) through the year, but rarely can drop to -4 °C (24 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 639 mm (25.1 inches) and receives 73 rainy days on the 1 mm (0.04 inches) threshold annually. San Basilio enjoys an average of 3612 hours of sunshine throughout the year, and daylight varies from 9 hours 57 minutes to 14 hours 19 minutes per day.

Monthly average temperatures in San Basilio, Argentina

The warmest months in San Basilio are January, February and December, with daily mean temperatures ranging from 23 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 9 to 12 °C (49 - 54 °F) throughout the day. On average each year, San Basilio experiences 150 days above 25 °C (77.0 °F) and 6 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 Basilio. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum41°C
(106°F)		36°C
(98°F)		35°C
(95°F)		32°C
(90°F)		34°C
(93°F)		25°C
(77°F)		24°C
(76°F)		31°C
(88°F)		34°C
(94°F)		40°C
(104°F)		37°C
(98°F)		40°C
(104°F)
Mean maximum36°C
(98°F)		35°C
(95°F)		33°C
(92°F)		30°C
(87°F)		28°C
(82°F)		21°C
(70°F)		22°C
(72°F)		29°C
(84°F)		32°C
(89°F)		35°C
(96°F)		36°C
(97°F)		38°C
(101°F)
Average high30°C
(86°F)		29°C
(84°F)		27°C
(81°F)		24°C
(76°F)		20°C
(68°F)		16°C
(62°F)		16°C
(60°F)		19°C
(67°F)		22°C
(71°F)		24°C
(76°F)		28°C
(82°F)		30°C
(86°F)
Daily mean24°C
(76°F)		23°C
(73°F)		21°C
(70°F)		18°C
(65°F)		14°C
(57°F)		10°C
(50°F)		9°C
(49°F)		12°C
(54°F)		15°C
(59°F)		18°C
(64°F)		21°C
(71°F)		24°C
(75°F)
Average low19°C
(66°F)		17°C
(64°F)		16°C
(60°F)		13°C
(56°F)		9°C
(48°F)		5°C
(42°F)		4°C
(40°F)		6°C
(43°F)		9°C
(49°F)		12°C
(54°F)		15°C
(60°F)		18°C
(64°F)
Mean minimum13°C
(55°F)		10°C
(51°F)		9°C
(48°F)		7°C
(46°F)		2°C
(35°F)		-1°C
(31°F)		-2°C
(29°F)		-2°C
(29°F)		2°C
(37°F)		5°C
(41°F)		9°C
(49°F)		12°C
(54°F)
Minimum11°C
(51°F)		8°C
(47°F)		6°C
(43°F)		5°C
(41°F)		-1°C
(30°F)		-3°C
(27°F)		-3°C
(28°F)		-4°C
(24°F)		-2°C
(29°F)		4°C
(39°F)		6°C
(43°F)		11°C
(51°F)

Compare climate in San Basilio with other places

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

Monthly average precipitation in San Basilio, Argentina

San Basilio usually has the most precipitation in January, March and April, with an average of 7 rainy days and 91 mm (3.6 inches) of precipitation per month. The driest months in San Basilio are June, July and August. On average, 11 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Basilio. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)98 (3.9)63 (2.5)92 (3.6)84 (3.3)44 (1.7)18 (0.7)9 (0.4)5 (0.2)34 (1.3)47 (1.8)80 (3.2)65 (2.6)
Average precipitation days (≥ 1 mm)888762215998

Monthly sunshine hours in San Basilio, Argentina

The sunniest months in San Basilio are October, November and December, when the sun shines an average of 11 hours 42 minutes a day. Least sunny months in San Basilio: May, June and July receive an average of 8 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Basilio. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours302326324255236247255298289334357385
Mean daily daylight hours14h 4m13h 15m12h 14m11h 12m10h 21m9h 57m10h 10m10h 55m11h 54m12h 56m13h 51m14h 19m

Solar UV radiation in San Basilio, Argentina

San Basilio experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 14 - 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 San Basilio UV Index data.

Average daily maximum UV levels by month for San Basilio. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141311854468111414