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Monthly climate in Chilecito, La Rioja, Argentina

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Chilecito features a cold semi-arid climate (BSk).Temperatures typically range between 8 °C (47 °F) and 20 °C (69 °F) through the year, but rarely can drop to -9 °C (17 °F) or can rise to as high as 33 °C (91 °F).The average annual precipitation amounts to about 2296 mm (90.4 inches) and receives 172 rainy days on the 1 mm (0.04 inches) threshold annually.Chilecito enjoys an average of 3999 hours of sunshine throughout the year, and daylight varies from 10 hours 17 minutes to 13 hours 57 minutes per day.

Monthly average temperatures in Chilecito, La Rioja, Argentina §

The warmest months in Chilecito are January, February and December, with daily mean temperatures ranging from 19 to 20 °C (66 - 69 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 8 to 11 °C (47 - 51 °F) throughout the day. On average each year, Chilecito experiences 61 days above 25 °C (77.0 °F) and 9 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Chilecito, La Rioja, Argentina.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 33°C
(91°F)		 29°C
(85°F)		 30°C
(86°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 25°C
(78°F)		 28°C
(82°F)		 32°C
(89°F)		 30°C
(86°F)		 31°C
(88°F)		 32°C
(90°F)
Mean maximum 31°C
(87°F)		 28°C
(83°F)		 28°C
(83°F)		 26°C
(79°F)		 25°C
(76°F)		 22°C
(72°F)		 24°C
(76°F)		 26°C
(78°F)		 28°C
(82°F)		 29°C
(84°F)		 29°C
(84°F)		 30°C
(86°F)
Average high 25°C
(77°F)		 23°C
(74°F)		 22°C
(72°F)		 21°C
(69°F)		 18°C
(64°F)		 16°C
(61°F)		 16°C
(60°F)		 18°C
(64°F)		 19°C
(67°F)		 21°C
(70°F)		 23°C
(73°F)		 24°C
(75°F)
Daily mean 20°C
(69°F)		 19°C
(66°F)		 17°C
(63°F)		 15°C
(60°F)		 12°C
(53°F)		 9°C
(48°F)		 8°C
(47°F)		 11°C
(51°F)		 13°C
(56°F)		 15°C
(60°F)		 18°C
(65°F)		 19°C
(67°F)
Average low 16°C
(62°F)		 15°C
(60°F)		 14°C
(57°F)		 11°C
(53°F)		 7°C
(45°F)		 4°C
(39°F)		 3°C
(37°F)		 5°C
(41°F)		 8°C
(46°F)		 10°C
(51°F)		 14°C
(57°F)		 15°C
(60°F)
Mean minimum 12°C
(54°F)		 11°C
(52°F)		 9°C
(49°F)		 7°C
(45°F)		 1°C
(33°F)		 -1°C
(30°F)		 -4°C
(25°F)		 -2°C
(29°F)		 0°C
(33°F)		 4°C
(40°F)		 9°C
(48°F)		 11°C
(52°F)
Minimum 10°C
(50°F)		 10°C
(51°F)		 6°C
(44°F)		 4°C
(39°F)		 -6°C
(21°F)		 -4°C
(26°F)		 -9°C
(17°F)		 -4°C
(25°F)		 -3°C
(27°F)		 3°C
(38°F)		 6°C
(44°F)		 10°C
(50°F)

Compare climate in Chilecito with other places

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

Monthly average precipitation in Chilecito, La Rioja, Argentina §

Chilecito usually has the most precipitation in February, March and December, with an average of 19 rainy days and 286 mm (11.3 inches) of precipitation per month.The driest months in Chilecito are July, August and September. On average, 79 mm (3.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Chilecito, La Rioja, Argentina.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 228 (9.0) 290 (11.4) 303 (11.9) 194 (7.6) 224 (8.8) 134 (5.3) 73 (2.9) 46 (1.8) 119 (4.7) 191 (7.5) 230 (9.0) 265 (10.5)
Average precipitation days (≥ 1 mm) 18 20 19 17 15 8 7 5 10 16 18 19

Monthly sunshine hours in Chilecito, La Rioja, Argentina §

The sunniest months in Chilecito are October, November and December, when the sun shines an average of 12 hours 24 minutes a day.Least sunny months in Chilecito: January, May and June receive an average of 9 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Chilecito, La Rioja, Argentina.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 307 323 343 312 305 292 307 328 337 371 379 390
Mean daily daylight hours 13h 45m 13h 4m 12h 12m 11h 20m 10h 38m 10h 17m 10h 28m 11h 6m 11h 55m 12h 48m 13h 34m 13h 57m

Solar UV radiation in Chilecito, La Rioja, Argentina §

Chilecito experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 15 - 17, 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 7. For more detailed information, check out our hourly Chilecito UV Index data.

Average daily maximum UV levels by month for Chilecito, La Rioja, Argentina.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 16 15 14 10 7 5 6 8 11 14 15 17