All Countries
Weather & Climate in San Blas, Argentina
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Blas enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 57°F in January while summers reach 50°F in July / relatively mild seasonal variation. The area gets 364 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 28.0 inches (drier than the 38-inch national average). The city sits at an elevation of 3,212 feet.
Temperature
57°F Jan (14°C)
50°F Jul (10°C)
| Annual Average | 65.1°F |
| 21% above US avg | |
| January Average | 57°F (14°C) |
| July Average | 50°F (10°C) |
| Sunny Days | 364 days/yr |
Geography
| Elevation | 3,212 ft (979 m) |
| Area | 6.3 sq mi (16.4 km²) |
| Population Density | 0/sq mi |
| Coordinates | -28.4078°N, 67.0919°W |
| Timezone | America/Argentina/La_Rioja |
Precipitation & Snow
Air Quality
Earthquake History
459 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.4.
| Sep 7, 2004 | 12 km SSW of San Fernando del Valle de Catamarca, Argentina | M6.4 | 124 km | 22 km |
| May 28, 2002 | 39 km S of Arauco, Argentina | M6.0 | 66 km | 22 km |
| Apr 9, 2010 | 23 km NNE of Vinchina, Argentina | M5.8 | 102 km | 118 km |
| May 25, 1999 | 31 km SE of Londres, Argentina | M5.8 | 55 km | 169 km |
| Apr 21, 2001 | 6 km NNW of Chilecito, Argentina | M5.8 | 88 km | 128 km |
| Apr 3, 2009 | 39 km SW of Andalgalá, Argentina | M5.7 | 80 km | 174 km |
| May 15, 2001 | 49 km NW of Pomán, Argentina | M5.6 | 65 km | 177 km |
| Jul 8, 2006 | 57 km SSE of Tinogasta, Argentina | M5.5 | 34 km | 140 km |
| Mar 5, 2020 | 39 km S of Tinogasta, Argentina | M5.5 | 40 km | 106 km |
| Aug 12, 2009 | 49 km SW of Andalgalá, Argentina | M5.5 | 71 km | 174 km |
| May 1, 2025 | 56 km S of Tinogasta, Argentina | M5.4 | 41 km | 11 km |
| Jul 31, 2011 | 32 km SW of Andalgalá, Argentina | M5.4 | 87 km | 170 km |
| Jun 22, 1998 | 52 km SE of Londres, Argentina | M5.4 | 60 km | 174 km |
| Apr 6, 1997 | 33 km WSW of Capayán, Argentina | M5.3 | 87 km | 29 km |
| Jun 22, 2011 | 48 km SSW of Andalgalá, Argentina | M5.3 | 72 km | 164 km |
| Jul 7, 2000 | 55 km SSW of Andalgalá, Argentina | M5.3 | 64 km | 174 km |
| Sep 25, 2019 | 41 km ESE of Londres, Argentina | M5.3 | 68 km | 157 km |
| Mar 13, 2023 | 15 km SSE of Tinogasta, Argentina | M5.2 | 47 km | 129 km |
| May 24, 2019 | 46 km SW of Andalgalá, Argentina | M5.2 | 73 km | 149 km |
| Sep 10, 1993 | 41 km ESE of Londres, Argentina | M5.2 | 70 km | 154 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: Blanco, Cerro (192 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Blanco, Cerro | Caldera | 4,670 m (15,322 ft) | -2300 | 192 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 57°F (14°C) | 2.3 in | Wettest |
| February | 75°F (24°C) | 2.1 in | |
| March | 71°F (22°C) | 1.6 in | |
| April | 64°F (18°C) | 0.4 in | |
| May | 57°F (14°C) | 0.2 in | |
| June | 50°F (10°C) | 0.1 in | Driest |
| July | 50°F (10°C) | 0.2 in | Coldest |
| August | 55°F (13°C) | 0.1 in | |
| September | 61°F (16°C) | 0.2 in | |
| October | 69°F (20°C) | 0.4 in | |
| November | 74°F (23°C) | 0.7 in | |
| December | 77°F (25°C) | 1.4 in | Warmest |
San Blas has a seasonal temperature swing of 27°F / from 50°F in July to 77°F in December. Total annual precipitation is 9.7 inches, with January being the wettest month (2.3") and June the driest (0.1").