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Monthly climate in San Borja, Bolivia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Borja features a tropical monsoon climate (Am). Temperatures typically range between 23 °C (73 °F) and 29 °C (84 °F) through the year, but rarely can drop to 8 °C (46 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 2209 mm (87.0 inches) and receives 190 rainy days on the 1 mm (0.04 inches) threshold annually. San Borja enjoys an average of 3188 hours of sunshine throughout the year, and daylight varies from 11 hours 14 minutes to 12 hours 58 minutes per day.

Monthly average temperatures in San Borja, Bolivia

The warmest months in San Borja are September, October and November, with daily mean temperatures ranging from 28 to 29 °C (82 - 84 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 23 to 24 °C (73 - 76 °F) throughout the day. On average each year, San Borja experiences 306 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in San Borja. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum36°C
(98°F)		35°C
(96°F)		36°C
(98°F)		35°C
(96°F)		34°C
(93°F)		34°C
(93°F)		36°C
(96°F)		40°C
(104°F)		41°C
(106°F)		42°C
(108°F)		41°C
(106°F)		36°C
(97°F)
Mean maximum35°C
(96°F)		35°C
(94°F)		35°C
(95°F)		34°C
(94°F)		33°C
(92°F)		31°C
(88°F)		34°C
(94°F)		38°C
(101°F)		39°C
(103°F)		39°C
(103°F)		38°C
(100°F)		35°C
(96°F)
Average high31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		29°C
(85°F)		28°C
(82°F)		29°C
(85°F)		32°C
(90°F)		35°C
(95°F)		34°C
(94°F)		33°C
(91°F)		31°C
(88°F)
Daily mean27°C
(81°F)		27°C
(80°F)		27°C
(80°F)		26°C
(79°F)		24°C
(76°F)		23°C
(73°F)		23°C
(74°F)		25°C
(77°F)		28°C
(82°F)		29°C
(84°F)		28°C
(82°F)		27°C
(80°F)
Average low24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		22°C
(72°F)		20°C
(68°F)		18°C
(65°F)		18°C
(64°F)		19°C
(66°F)		22°C
(72°F)		24°C
(75°F)		23°C
(74°F)		23°C
(74°F)
Mean minimum22°C
(71°F)		21°C
(71°F)		20°C
(68°F)		18°C
(65°F)		15°C
(59°F)		14°C
(57°F)		10°C
(51°F)		12°C
(54°F)		17°C
(64°F)		19°C
(67°F)		19°C
(66°F)		22°C
(71°F)
Minimum18°C
(65°F)		21°C
(69°F)		18°C
(64°F)		16°C
(62°F)		13°C
(55°F)		11°C
(53°F)		8°C
(46°F)		8°C
(47°F)		14°C
(58°F)		17°C
(63°F)		17°C
(64°F)		20°C
(69°F)

Compare climate in San Borja with other places

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

Monthly average precipitation in San Borja, Bolivia

San Borja usually has the most precipitation in February, March and December, with an average of 24 rainy days and 347 mm (13.6 inches) of precipitation per month. The driest months in San Borja are June, July and August. On average, 55 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Borja. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)279 (11.0)286 (11.3)325 (12.8)189 (7.5)79 (3.1)59 (2.3)44 (1.7)63 (2.5)79 (3.1)148 (5.8)229 (9.0)428 (16.9)
Average precipitation days (≥ 1 mm)222425181186610152025

Monthly sunshine hours in San Borja, Bolivia

The sunniest months in San Borja are August, September and October, when the sun shines an average of 9 hours 39 minutes a day. Least sunny months in San Borja: January, February and December receive an average of 7 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Borja. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours214228275270265254291294296296259240
Mean daily daylight hours12h 52m12h 33m12h 8m11h 44m11h 24m11h 14m11h 19m11h 37m12h 0m12h 25m12h 47m12h 58m

Solar UV radiation in San Borja, Bolivia

San Borja experiences the highest level of ultraviolet (UV) radiation in March, November and December, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. June, July and August are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly San Borja UV Index data.

Average daily maximum UV levels by month for San Borja. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1515151411991013151516