San Juan, Bolivia

Full City Profile

8,983 ft Elevation 2,738 meters

60°F Avg Temperature 16°C

San Juan enjoys a temperate climate with an average annual temperature of 60°F (16°C). Winters average 53°F in January while summers reach 52°F in July. The area gets 361 sunny days per year. Annual precipitation totals 19.0 inches. The area receives 0.0 inches of snow annually.

Temperature

53°F Jan (12°C) 52°F Jul (11°C)

Annual Average	60.0°F
	11% above US avg
January Average	53°F (12°C)
July Average	52°F (11°C)
Sunny Days	361 days/yr

Geography

Elevation	8,983 ft (2,738 m)
Area	2,502.1 sq mi (6,480.4 km²)
Population Density	0/sq mi
Coordinates	-21.2667°N, 65.3000°W
Timezone	America/La_Paz

Precipitation & Snow

Annual Rainfall 19.0"

50% below US avg

Snowfall 0.0"

Wettest Month (Jan) 3.90"

Driest Month (Jun) 0.10"

Air Quality

Earthquake History

215 earthquakes (M2.5+) within 150 km since 1990. Strongest: M7.1. Most recent: M4.8 on Aug 28, 2025.

Jan 23, 1997	16 km NW of Villazón, Bolivia	M7.1	92 km
Jul 21, 2007	19 km WSW of La Quiaca, Argentina	M6.4	110 km
Aug 4, 2016	49 km WSW of La Quiaca, Argentina	M6.2	139 km
Mar 17, 2004	38 km NNE of Tupiza, Bolivia	M6.1	34 km
Oct 19, 1993	47 km NW of Abra Pampa, Argentina	M6.0	142 km
Jul 27, 2003	56 km N of Camargo, Bolivia	M6.0	127 km
Aug 21, 2024	29 km W of La Quiaca, Argentina	M5.5	114 km
Nov 29, 2009	18 km NW of Villazón, Bolivia	M5.4	89 km
Apr 13, 2016	26 km W of Atocha, Bolivia	M5.3	128 km
Jan 26, 2020	32 km WNW of Villazón, Bolivia	M5.3	102 km
Jan 7, 2011	42 km NE of Villazón, Bolivia	M5.1	58 km
Jun 25, 2001	29 km SW of Entre Ríos, Bolivia	M5.1	111 km
Apr 3, 2023	70 km SW of Atocha, Bolivia	M5.1	146 km
Jan 28, 2012	62 km SSW of Atocha, Bolivia	M5.1	120 km
May 29, 2025	68 km SW of Atocha, Bolivia	M4.9	146 km
Aug 9, 2023	30 km WNW of Villazón, Bolivia	M4.9	98 km
Sep 26, 2017	53 km SW of Atocha, Bolivia	M4.9	131 km
Apr 14, 2022	42 km WNW of Villazón, Bolivia	M4.9	109 km
Jul 5, 2000	85 km SSW of Atocha, Bolivia	M4.8	137 km
Mar 16, 1994	44 km NW of Abra Pampa, Argentina	M4.8	141 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	53°F (12°C)	3.9 in	Wettest
February	64°F (18°C)	3.5 in
March	64°F (18°C)	2.5 in
April	61°F (16°C)	0.8 in
May	56°F (13°C)	0.2 in
June	52°F (11°C)	0.1 in	Coldest, Driest
July	52°F (11°C)	0.1 in
August	55°F (13°C)	0.1 in
September	59°F (15°C)	0.3 in
October	63°F (17°C)	0.7 in
November	65°F (18°C)	1.6 in
December	65°F (19°C)	3.6 in	Warmest

San Juan has a seasonal temperature swing of 14°F / from 52°F in June to 65°F in December. Total annual precipitation is 17.4 inches, with January being the wettest month (3.9") and June the driest (0.1").

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