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Monthly climate in San Pedro, Argentina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Pedro features a humid subtropical climate (Cfa). Temperatures typically range between 11 °C (51 °F) and 25 °C (77 °F) through the year, but rarely can drop to -4 °C (26 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 878 mm (34.6 inches) and receives 76 rainy days on the 1 mm (0.04 inches) threshold annually. San Pedro enjoys an average of 3428 hours of sunshine throughout the year, and daylight varies from 9 hours 56 minutes to 14 hours 20 minutes per day.

Monthly average temperatures in San Pedro, Argentina

The warmest months in San Pedro are January, February and December, with daily mean temperatures ranging from 23 to 25 °C (75 - 77 °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, San Pedro experiences 142 days above 25 °C (77.0 °F) and 3 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 Pedro. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum42°C
(108°F)		37°C
(99°F)		35°C
(95°F)		32°C
(90°F)		28°C
(84°F)		26°C
(79°F)		26°C
(79°F)		29°C
(84°F)		32°C
(90°F)		36°C
(98°F)		36°C
(97°F)		39°C
(102°F)
Mean maximum37°C
(99°F)		35°C
(96°F)		33°C
(92°F)		30°C
(86°F)		26°C
(80°F)		22°C
(71°F)		25°C
(77°F)		27°C
(81°F)		30°C
(86°F)		32°C
(90°F)		35°C
(95°F)		36°C
(97°F)
Average high30°C
(87°F)		29°C
(85°F)		27°C
(81°F)		24°C
(76°F)		20°C
(68°F)		17°C
(62°F)		16°C
(61°F)		18°C
(65°F)		21°C
(69°F)		23°C
(73°F)		27°C
(81°F)		29°C
(85°F)
Daily mean25°C
(77°F)		23°C
(75°F)		21°C
(71°F)		19°C
(66°F)		14°C
(58°F)		12°C
(53°F)		11°C
(51°F)		12°C
(54°F)		15°C
(59°F)		17°C
(64°F)		21°C
(70°F)		24°C
(75°F)
Average low20°C
(67°F)		18°C
(65°F)		16°C
(61°F)		14°C
(57°F)		10°C
(50°F)		7°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
(48°F)		6°C
(44°F)		3°C
(38°F)		-0°C
(32°F)		-2°C
(29°F)		-0°C
(32°F)		3°C
(38°F)		6°C
(42°F)		8°C
(48°F)		11°C
(51°F)
Minimum11°C
(52°F)		9°C
(49°F)		6°C
(44°F)		4°C
(39°F)		-0°C
(32°F)		-3°C
(27°F)		-4°C
(26°F)		-2°C
(28°F)		-1°C
(30°F)		4°C
(40°F)		7°C
(46°F)		9°C
(49°F)

Compare climate in San Pedro with other places

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

Monthly average precipitation in San Pedro, Argentina

San Pedro usually has the most precipitation in March, April and October, with an average of 7 rainy days and 102 mm (4.0 inches) of precipitation per month. The driest months in San Pedro 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 San Pedro. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)72 (2.8)84 (3.3)101 (4.0)114 (4.5)75 (3.0)32 (1.3)43 (1.7)46 (1.8)71 (2.8)89 (3.5)74 (2.9)77 (3.0)
Average precipitation days (≥ 1 mm)767765655868

Monthly sunshine hours in San Pedro, Argentina

The sunniest months in San Pedro are February, November and December, when the sun shines an average of 11 hours 39 minutes a day. Least sunny months in San Pedro: May, June and July receive an average of 7 hours 16 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Pedro. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours297326314258229217221270261308341380
Mean daily daylight hours14h 4m13h 15m12h 14m11h 12m10h 20m9h 56m10h 9m10h 54m11h 53m12h 56m13h 51m14h 20m

Solar UV radiation in San Pedro, Argentina

San Pedro 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 Pedro UV Index data.

Average daily maximum UV levels by month for San Pedro. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141311854468111314