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Monthly climate in Olavarria, Argentina

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Olavarria features a oceanic climate (Cfb). Temperatures typically range between 7 °C (45 °F) and 22 °C (72 °F) through the year, but rarely can drop to -5 °C (23 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 824 mm (32.4 inches) and receives 82 rainy days on the 1 mm (0.04 inches) threshold annually. Olavarria enjoys an average of 3383 hours of sunshine throughout the year, and daylight varies from 9 hours 39 minutes to 14 hours 37 minutes per day.

Monthly average temperatures in Olavarria, Argentina

The warmest months in Olavarria are January, February and December, with daily mean temperatures ranging from 20 to 22 °C (69 - 72 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 7 to 9 °C (45 - 49 °F) throughout the day. On average each year, Olavarria experiences 88 days above 25 °C (77.0 °F) and 15 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Olavarria. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum39°C
(102°F)		35°C
(94°F)		34°C
(93°F)		29°C
(84°F)		25°C
(78°F)		21°C
(69°F)		21°C
(70°F)		26°C
(79°F)		29°C
(85°F)		33°C
(92°F)		33°C
(92°F)		36°C
(97°F)
Mean maximum35°C
(95°F)		33°C
(92°F)		31°C
(88°F)		27°C
(81°F)		23°C
(74°F)		17°C
(63°F)		18°C
(65°F)		23°C
(74°F)		25°C
(77°F)		29°C
(84°F)		31°C
(88°F)		34°C
(94°F)
Average high28°C
(83°F)		27°C
(81°F)		24°C
(76°F)		21°C
(70°F)		16°C
(62°F)		13°C
(56°F)		12°C
(54°F)		15°C
(59°F)		17°C
(63°F)		20°C
(68°F)		23°C
(74°F)		27°C
(81°F)
Daily mean22°C
(72°F)		21°C
(69°F)		18°C
(65°F)		15°C
(60°F)		11°C
(52°F)		8°C
(47°F)		7°C
(45°F)		9°C
(49°F)		11°C
(53°F)		14°C
(57°F)		17°C
(64°F)		20°C
(69°F)
Average low15°C
(60°F)		15°C
(59°F)		13°C
(55°F)		10°C
(51°F)		7°C
(44°F)		4°C
(40°F)		3°C
(38°F)		4°C
(40°F)		6°C
(43°F)		8°C
(47°F)		11°C
(52°F)		14°C
(57°F)
Mean minimum7°C
(45°F)		7°C
(44°F)		6°C
(42°F)		3°C
(38°F)		-0°C
(32°F)		-2°C
(28°F)		-3°C
(27°F)		-3°C
(27°F)		-2°C
(29°F)		1°C
(33°F)		4°C
(39°F)		6°C
(43°F)
Minimum6°C
(43°F)		5°C
(41°F)		3°C
(38°F)		-0°C
(32°F)		-2°C
(28°F)		-4°C
(25°F)		-4°C
(25°F)		-5°C
(23°F)		-3°C
(28°F)		-1°C
(31°F)		2°C
(35°F)		4°C
(39°F)

Compare climate in Olavarria with other places

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

Monthly average precipitation in Olavarria, Argentina

Olavarria usually has the most precipitation in January, April and November, with an average of 7 rainy days and 93 mm (3.7 inches) of precipitation per month. The driest months in Olavarria are May, July and August. On average, 40 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Olavarria. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)82 (3.2)69 (2.7)77 (3.0)109 (4.3)43 (1.7)46 (1.8)41 (1.6)36 (1.4)77 (3.0)81 (3.2)89 (3.5)74 (2.9)
Average precipitation days (≥ 1 mm)778865637889

Monthly sunshine hours in Olavarria, Argentina

The sunniest months in Olavarria are February, November and December, when the sun shines an average of 11 hours 38 minutes a day. Least sunny months in Olavarria: May, June and July receive an average of 6 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Olavarria. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours303331312244225196209267263311336380
Mean daily daylight hours14h 20m13h 25m12h 15m11h 5m10h 7m9h 39m9h 54m10h 45m11h 52m13h 3m14h 5m14h 37m

Solar UV radiation in Olavarria, Argentina

Olavarria 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 Olavarria UV Index data.

Average daily maximum UV levels by month for Olavarria. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141210753457101314