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Monthly climate in Rengo, Chile

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Rengo features a warm-summer Mediterranean climate (Csb). Temperatures typically range between 5 °C (41 °F) and 18 °C (65 °F) through the year, but rarely can drop to -11 °C (13 °F) or can rise to as high as 32 °C (89 °F). The average annual precipitation amounts to about 686 mm (27.0 inches) and receives 68 rainy days on the 1 mm (0.04 inches) threshold annually. Rengo enjoys an average of 3720 hours of sunshine throughout the year, and daylight varies from 9 hours 52 minutes to 14 hours 23 minutes per day.

Monthly average temperatures in Rengo, Chile

The warmest months in Rengo are January, February and December, with daily mean temperatures ranging from 17 to 18 °C (63 - 65 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 5 to 6 °C (41 - 43 °F) throughout the day. On average each year, Rengo experiences 38 days above 25 °C (77.0 °F) and 48 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Rengo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum32°C
(89°F)		29°C
(85°F)		28°C
(83°F)		27°C
(81°F)		24°C
(75°F)		18°C
(65°F)		19°C
(66°F)		21°C
(70°F)		25°C
(78°F)		25°C
(78°F)		27°C
(81°F)		29°C
(85°F)
Mean maximum29°C
(84°F)		28°C
(83°F)		26°C
(80°F)		24°C
(76°F)		21°C
(71°F)		15°C
(60°F)		17°C
(64°F)		19°C
(67°F)		23°C
(73°F)		23°C
(74°F)		26°C
(79°F)		28°C
(82°F)
Average high24°C
(76°F)		24°C
(75°F)		22°C
(72°F)		19°C
(66°F)		15°C
(59°F)		10°C
(51°F)		11°C
(52°F)		12°C
(55°F)		15°C
(59°F)		17°C
(63°F)		21°C
(70°F)		23°C
(75°F)
Daily mean18°C
(65°F)		18°C
(64°F)		16°C
(61°F)		12°C
(54°F)		9°C
(48°F)		5°C
(41°F)		5°C
(41°F)		6°C
(43°F)		8°C
(47°F)		11°C
(52°F)		14°C
(58°F)		17°C
(63°F)
Average low12°C
(53°F)		11°C
(52°F)		9°C
(48°F)		6°C
(43°F)		3°C
(38°F)		0°C
(33°F)		-0°C
(32°F)		1°C
(34°F)		2°C
(36°F)		4°C
(40°F)		7°C
(44°F)		9°C
(48°F)
Mean minimum7°C
(45°F)		6°C
(44°F)		3°C
(38°F)		0°C
(32°F)		-4°C
(26°F)		-8°C
(18°F)		-7°C
(20°F)		-6°C
(22°F)		-4°C
(25°F)		-2°C
(29°F)		2°C
(36°F)		5°C
(42°F)
Minimum6°C
(43°F)		6°C
(43°F)		0°C
(33°F)		-4°C
(26°F)		-5°C
(23°F)		-11°C
(13°F)		-10°C
(14°F)		-9°C
(16°F)		-8°C
(17°F)		-5°C
(24°F)		1°C
(34°F)		5°C
(41°F)

Compare climate in Rengo with other places

Compare temperature, precipitation, sunshine, UV index in Rengo, Chile with other places around the world.

Monthly average precipitation in Rengo, Chile

Rengo usually has the most precipitation in June, July and August, with an average of 9 rainy days and 125 mm (4.9 inches) of precipitation per month. The driest months in Rengo are February, March and December. On average, 11 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rengo. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)25 (1.0)12 (0.5)12 (0.5)26 (1.0)73 (2.9)179 (7.1)97 (3.8)99 (3.9)59 (2.3)68 (2.7)26 (1.0)9 (0.4)
Average precipitation days (≥ 1 mm)3324711897851

Monthly sunshine hours in Rengo, Chile

The sunniest months in Rengo are March, November and December, when the sun shines an average of 12 hours 30 minutes a day. Least sunny months in Rengo: May, June and July receive an average of 7 hours 28 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rengo. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours325349361301255197234261300343380408
Mean daily daylight hours14h 8m13h 17m12h 14m11h 10m10h 17m9h 52m10h 6m10h 52m11h 53m12h 58m13h 54m14h 23m

Solar UV radiation in Rengo, Chile

Rengo 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 Rengo UV Index data.

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