nomadseason

Monthly climate in Viacha, Bolivia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Viacha features a subtropical climate (Cwc). Temperatures typically range between 6 °C (44 °F) and 11 °C (52 °F) through the year, but rarely can drop to -8 °C (18 °F) or can rise to as high as 23 °C (73 °F). The average annual precipitation amounts to about 831 mm (32.7 inches) and receives 166 rainy days on the 1 mm (0.04 inches) threshold annually. Viacha enjoys an average of 3854 hours of sunshine throughout the year, and daylight varies from 11 hours 8 minutes to 13 hours 5 minutes per day.

Monthly average temperatures in Viacha, Bolivia

The warmest months in Viacha are January, November and December, with daily mean temperatures ranging from 10 to 11 °C (50 - 52 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 6 to 7 °C (44 - 46 °F) throughout the day. On average each year, Viacha experiences 0 days above 25 °C (77.0 °F) and 75 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Viacha. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum20°C
(69°F)		20°C
(69°F)		19°C
(66°F)		19°C
(67°F)		19°C
(66°F)		19°C
(66°F)		18°C
(65°F)		20°C
(68°F)		21°C
(70°F)		22°C
(72°F)		23°C
(73°F)		23°C
(73°F)
Mean maximum19°C
(66°F)		18°C
(65°F)		17°C
(64°F)		18°C
(65°F)		18°C
(65°F)		17°C
(63°F)		18°C
(64°F)		19°C
(66°F)		20°C
(68°F)		21°C
(69°F)		21°C
(70°F)		20°C
(68°F)
Average high15°C
(59°F)		15°C
(59°F)		14°C
(58°F)		16°C
(60°F)		16°C
(61°F)		15°C
(59°F)		15°C
(60°F)		16°C
(62°F)		16°C
(62°F)		17°C
(63°F)		18°C
(64°F)		16°C
(60°F)
Daily mean10°C
(50°F)		10°C
(49°F)		9°C
(49°F)		9°C
(48°F)		8°C
(46°F)		6°C
(44°F)		6°C
(44°F)		7°C
(46°F)		9°C
(48°F)		10°C
(49°F)		11°C
(52°F)		10°C
(51°F)
Average low5°C
(42°F)		5°C
(42°F)		5°C
(41°F)		3°C
(38°F)		1°C
(34°F)		-1°C
(30°F)		-1°C
(30°F)		-1°C
(31°F)		2°C
(36°F)		3°C
(38°F)		5°C
(41°F)		5°C
(42°F)
Mean minimum3°C
(38°F)		3°C
(37°F)		2°C
(35°F)		-2°C
(29°F)		-3°C
(26°F)		-3°C
(26°F)		-5°C
(23°F)		-5°C
(24°F)		-2°C
(29°F)		-1°C
(30°F)		2°C
(35°F)		2°C
(35°F)
Minimum2°C
(35°F)		1°C
(33°F)		0°C
(32°F)		-3°C
(27°F)		-5°C
(23°F)		-6°C
(22°F)		-6°C
(22°F)		-8°C
(18°F)		-4°C
(24°F)		-2°C
(28°F)		1°C
(33°F)		-1°C
(30°F)

Compare climate in Viacha with other places

Compare temperature, precipitation, sunshine, UV index in Viacha, Bolivia with other places around the world.

Monthly average precipitation in Viacha, Bolivia

Viacha usually has the most precipitation in February, March and December, with an average of 25 rainy days and 146 mm (5.7 inches) of precipitation per month. The driest months in Viacha are June, July and August. On average, 14 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Viacha. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)105 (4.1)161 (6.3)132 (5.2)56 (2.2)24 (0.9)13 (0.5)14 (0.5)15 (0.6)35 (1.4)65 (2.6)68 (2.7)144 (5.7)
Average precipitation days (≥ 1 mm)20242714644310141624

Monthly sunshine hours in Viacha, Bolivia

The sunniest months in Viacha are August, October and November, when the sun shines an average of 11 hours 17 minutes a day. Least sunny months in Viacha: January, February and March receive an average of 9 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Viacha. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours259278313322334318334344338352341315
Mean daily daylight hours12h 58m12h 36m12h 9m11h 41m11h 18m11h 8m11h 13m11h 33m12h 0m12h 28m12h 52m13h 5m

Solar UV radiation in Viacha, Bolivia

Viacha experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 19 - 19, which corresponds to the Extreme category of sun exposure. May, June and July are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 13. For more detailed information, check out our hourly Viacha UV Index data.

Average daily maximum UV levels by month for Viacha. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)191918161310111416181919