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Monthly climate in Helvecia, Argentina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Helvecia features a humid subtropical climate (Cfa). Temperatures typically range between 12 °C (54 °F) and 26 °C (79 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 1058 mm (41.6 inches) and receives 78 rainy days on the 1 mm (0.04 inches) threshold annually. Helvecia enjoys an average of 3392 hours of sunshine throughout the year, and daylight varies from 10 hours 8 minutes to 14 hours 6 minutes per day.

Monthly average temperatures in Helvecia, Argentina

The warmest months in Helvecia are January, February and December, with daily mean temperatures ranging from 25 to 26 °C (77 - 79 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 12 to 14 °C (54 - 58 °F) throughout the day. On average each year, Helvecia experiences 175 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 Helvecia. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum41°C
(106°F)		38°C
(101°F)		37°C
(100°F)		35°C
(96°F)		30°C
(86°F)		27°C
(81°F)		29°C
(85°F)		32°C
(90°F)		34°C
(94°F)		39°C
(102°F)		39°C
(103°F)		38°C
(101°F)
Mean maximum37°C
(99°F)		36°C
(97°F)		34°C
(94°F)		32°C
(90°F)		27°C
(82°F)		24°C
(76°F)		28°C
(82°F)		30°C
(87°F)		33°C
(91°F)		35°C
(94°F)		37°C
(99°F)		37°C
(98°F)
Average high31°C
(88°F)		30°C
(87°F)		28°C
(83°F)		26°C
(78°F)		21°C
(70°F)		18°C
(65°F)		18°C
(64°F)		20°C
(69°F)		22°C
(73°F)		25°C
(78°F)		29°C
(84°F)		31°C
(87°F)
Daily mean26°C
(79°F)		25°C
(77°F)		23°C
(73°F)		20°C
(68°F)		16°C
(60°F)		13°C
(56°F)		12°C
(54°F)		14°C
(58°F)		17°C
(63°F)		20°C
(67°F)		23°C
(73°F)		25°C
(77°F)
Average low21°C
(70°F)		19°C
(67°F)		18°C
(64°F)		15°C
(60°F)		11°C
(53°F)		9°C
(48°F)		8°C
(46°F)		9°C
(48°F)		12°C
(54°F)		14°C
(58°F)		17°C
(63°F)		19°C
(66°F)
Mean minimum15°C
(59°F)		12°C
(55°F)		11°C
(53°F)		9°C
(48°F)		5°C
(41°F)		1°C
(33°F)		-1°C
(31°F)		1°C
(34°F)		5°C
(41°F)		7°C
(45°F)		11°C
(52°F)		13°C
(55°F)
Minimum13°C
(56°F)		11°C
(51°F)		9°C
(49°F)		4°C
(40°F)		3°C
(37°F)		-1°C
(31°F)		-2°C
(29°F)		-1°C
(30°F)		2°C
(36°F)		4°C
(40°F)		9°C
(49°F)		11°C
(52°F)

Compare climate in Helvecia with other places

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

Monthly average precipitation in Helvecia, Argentina

Helvecia usually has the most precipitation in January, May and October, with an average of 7 rainy days and 111 mm (4.4 inches) of precipitation per month. The driest months in Helvecia are June, July and September. On average, 65 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Helvecia. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)114 (4.5)102 (4.0)93 (3.7)98 (3.9)115 (4.5)68 (2.7)55 (2.2)72 (2.8)72 (2.8)104 (4.1)84 (3.3)82 (3.2)
Average precipitation days (≥ 1 mm)878786566755

Monthly sunshine hours in Helvecia, Argentina

The sunniest months in Helvecia are February, November and December, when the sun shines an average of 11 hours 20 minutes a day. Least sunny months in Helvecia: May, June and July receive an average of 7 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Helvecia. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours282311304276220216224279262304334374
Mean daily daylight hours13h 53m13h 9m12h 13m11h 17m10h 30m10h 8m10h 20m11h 1m11h 54m12h 51m13h 41m14h 6m

Solar UV radiation in Helvecia, Argentina

Helvecia 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 / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Helvecia UV Index data.

Average daily maximum UV levels by month for Helvecia. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141312964569111414