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Monthly climate in San Miguel, Argentina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Miguel features a humid subtropical climate (Cfa). Temperatures typically range between 10 °C (51 °F) and 25 °C (77 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 841 mm (33.1 inches) and receives 81 rainy days on the 1 mm (0.04 inches) threshold annually. San Miguel enjoys an average of 3363 hours of sunshine throughout the year, and daylight varies from 9 hours 51 minutes to 14 hours 24 minutes per day.

Monthly average temperatures in San Miguel, Argentina

The warmest months in San Miguel are January, February and December, with daily mean temperatures ranging from 23 to 25 °C (73 - 77 °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, San Miguel experiences 123 days above 25 °C (77.0 °F) and 2 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 Miguel. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum42°C
(108°F)		36°C
(98°F)		34°C
(94°F)		32°C
(90°F)		28°C
(83°F)		27°C
(80°F)		27°C
(80°F)		28°C
(82°F)		30°C
(87°F)		34°C
(94°F)		36°C
(97°F)		38°C
(101°F)
Mean maximum37°C
(98°F)		35°C
(95°F)		33°C
(91°F)		29°C
(85°F)		26°C
(79°F)		21°C
(70°F)		24°C
(76°F)		25°C
(78°F)		28°C
(83°F)		30°C
(87°F)		33°C
(93°F)		35°C
(95°F)
Average high30°C
(86°F)		28°C
(83°F)		26°C
(79°F)		24°C
(75°F)		19°C
(67°F)		16°C
(61°F)		15°C
(59°F)		17°C
(63°F)		19°C
(67°F)		22°C
(71°F)		26°C
(78°F)		28°C
(83°F)
Daily mean25°C
(77°F)		23°C
(74°F)		21°C
(70°F)		18°C
(65°F)		14°C
(58°F)		11°C
(53°F)		10°C
(51°F)		12°C
(54°F)		14°C
(58°F)		17°C
(63°F)		20°C
(69°F)		23°C
(73°F)
Average low19°C
(67°F)		18°C
(65°F)		16°C
(62°F)		14°C
(58°F)		10°C
(50°F)		8°C
(46°F)		6°C
(44°F)		7°C
(45°F)		10°C
(50°F)		12°C
(54°F)		15°C
(59°F)		17°C
(63°F)
Mean minimum12°C
(54°F)		11°C
(52°F)		9°C
(49°F)		7°C
(45°F)		3°C
(38°F)		-1°C
(31°F)		-1°C
(30°F)		-0°C
(32°F)		3°C
(39°F)		5°C
(42°F)		8°C
(47°F)		10°C
(51°F)
Minimum11°C
(53°F)		9°C
(49°F)		7°C
(45°F)		3°C
(37°F)		1°C
(33°F)		-3°C
(28°F)		-3°C
(27°F)		-2°C
(29°F)		0°C
(33°F)		3°C
(37°F)		7°C
(44°F)		8°C
(46°F)

Compare climate in San Miguel with other places

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

Monthly average precipitation in San Miguel, Argentina

San Miguel usually has the most precipitation in April, October and November, with an average of 7 rainy days and 87 mm (3.4 inches) of precipitation per month. The driest months in San Miguel are June, July and August. On average, 50 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Miguel. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)63 (2.5)72 (2.8)74 (2.9)78 (3.1)73 (2.9)50 (2.0)56 (2.2)45 (1.8)76 (3.0)105 (4.1)77 (3.0)73 (2.9)
Average precipitation days (≥ 1 mm)777766756977

Monthly sunshine hours in San Miguel, Argentina

The sunniest months in San Miguel are February, November and December, when the sun shines an average of 11 hours 30 minutes a day. Least sunny months in San Miguel: 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 San Miguel. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours292320308253229214211262255300337377
Mean daily daylight hours14h 8m13h 18m12h 14m11h 10m10h 17m9h 51m10h 5m10h 52m11h 53m12h 58m13h 55m14h 24m

Solar UV radiation in San Miguel, Argentina

San Miguel 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 San Miguel UV Index data.

Average daily maximum UV levels by month for San Miguel. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141311754468101314