San Isidro, Argentina

Full City Profile

1,699 ft Elevation 518 meters

64°F Avg Temperature 18°C

San Isidro enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 70°F in January while summers reach 50°F in July. The area gets 339 sunny days per year. Annual precipitation totals 49.1 inches. The area receives 0.0 inches of snow annually.

Temperature

70°F Jan (21°C) 50°F Jul (10°C)

Annual Average	64.1°F
	19% above US avg
January Average	70°F (21°C)
July Average	50°F (10°C)
Sunny Days	339 days/yr

Geography

Elevation	1,699 ft (518 m)
Area	154.1 sq mi (399.0 km²)
Population Density	0/sq mi
Coordinates	-28.4578°N, 65.7250°W
Timezone	America/Argentina/Catamarca

Precipitation & Snow

Annual Rainfall 49.1"

29% above US avg

Snowfall 0.0"

Wettest Month (Jan) 4.20"

Driest Month (Jun) 0.20"

Air Quality

Earthquake History

249 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.4. Most recent: M4.7 on Jul 18, 2025.

Sep 7, 2004	12 km SSW of San Fernando del Valle de Catamarca, Argentina	M6.4	17 km
May 28, 2002	39 km S of Arauco, Argentina	M6.0	117 km
May 25, 1999	31 km SE of Londres, Argentina	M5.8	132 km
Apr 3, 2009	39 km SW of Andalgalá, Argentina	M5.7	109 km
May 15, 2001	49 km NW of Pomán, Argentina	M5.6	92 km
Jun 17, 1997	29 km SSE of Termas de Río Hondo, Argentina	M5.6	124 km
Aug 12, 2009	49 km SW of Andalgalá, Argentina	M5.5	112 km
Jun 22, 1998	52 km SE of Londres, Argentina	M5.4	109 km
Jul 31, 2011	32 km SW of Andalgalá, Argentina	M5.4	113 km
Sep 25, 2019	41 km ESE of Londres, Argentina	M5.3	120 km
Apr 6, 1997	33 km WSW of Capayán, Argentina	M5.3	78 km
Jun 22, 2011	48 km SSW of Andalgalá, Argentina	M5.3	99 km
Jul 7, 2000	55 km SSW of Andalgalá, Argentina	M5.3	100 km
May 24, 2019	46 km SW of Andalgalá, Argentina	M5.2	110 km
Jan 19, 2010	26 km SW of Aguilares, Argentina	M5.2	98 km
Sep 10, 1993	41 km ESE of Londres, Argentina	M5.2	120 km
Feb 20, 2013	23 km SSW of Andalgalá, Argentina	M5.1	102 km
Jul 3, 2006	46 km SSW of Andalgalá, Argentina	M5.1	95 km
Mar 14, 2005	18 km N of Huillapima, Argentina	M5.1	29 km
May 19, 2016	46 km SSW of Andalgalá, Argentina	M5.1	90 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	70°F (21°C)	4.2 in	Wettest
February	73°F (23°C)	3.7 in
March	70°F (21°C)	3.1 in
April	63°F (17°C)	1.2 in
May	57°F (14°C)	0.6 in
June	51°F (10°C)	0.2 in	Driest
July	50°F (10°C)	0.2 in	Coldest
August	55°F (13°C)	0.3 in
September	62°F (16°C)	0.4 in
October	68°F (20°C)	1.2 in
November	72°F (22°C)	1.9 in
December	76°F (24°C)	2.9 in	Warmest

San Isidro has a seasonal temperature swing of 26°F / from 50°F in July to 76°F in December. Total annual precipitation is 19.9 inches, with January being the wettest month (4.2") and June the driest (0.2").

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