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Weather & Climate in San Sebastián, Colombia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Sebastián experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 54°F in January while summers reach 53°F in July / relatively mild seasonal variation. The area gets 207 sunny days per year. Annual precipitation totals 71.1 inches (wetter than the 38-inch national average). The city sits at an elevation of 6,886 feet.
Temperature
54°F Jan (12°C)
53°F Jul (11°C)
| Annual Average | 53.5°F |
| 1% below US avg | |
| January Average | 54°F (12°C) |
| July Average | 53°F (11°C) |
| Sunny Days | 207 days/yr |
Geography
| Elevation | 6,886 ft (2,099 m) |
| Area | 53.4 sq mi (138.4 km²) |
| Population Density | 17/sq mi |
| Coordinates | 1.8386°N, 76.7719°W |
| Timezone | America/Bogota |
Precipitation & Snow
Air Quality
Earthquake History
70 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.3.
| Sep 30, 2012 | 11 km WNW of San Agustín, Colombia | M7.3 | 47 km | 170 km |
| Feb 9, 2013 | 2 km NNE of Yacuanquer, Colombia | M6.9 | 104 km | 145 km |
| Jun 6, 1994 | 23 km E of Toribío, Colombia | M6.8 | 144 km | 12 km |
| Feb 22, 2015 | 7 km SSW of Caldono, Colombia | M5.5 | 104 km | 149 km |
| Mar 6, 2007 | 23 km SE of Paispamba, Colombia | M5.2 | 41 km | 43 km |
| Jun 27, 2000 | 3 km ENE of El Peñol, Colombia | M5.2 | 83 km | 143 km |
| Nov 4, 2017 | 8 km SSE of Inzá, Colombia | M5.1 | 109 km | 157 km |
| Aug 18, 2004 | 2 km ENE of Paispamba, Colombia | M5.1 | 51 km | 27 km |
| Dec 18, 2009 | 10 km NNE of Toribío, Colombia | M5.1 | 147 km | 165 km |
| Nov 13, 1991 | 11 km SSE of Santander de Quilichao, Colombia | M5.0 | 125 km | 149 km |
| Jun 12, 2018 | 13 km ESE of Tangua, Colombia | M4.9 | 102 km | 12 km |
| Mar 4, 2008 | 18 km ESE of Jambaló, Colombia | M4.8 | 119 km | 69 km |
| Oct 4, 1991 | 5 km WNW of Caloto, Colombia | M4.7 | 140 km | 152 km |
| Jun 20, 2012 | 28 km E of Paispamba, Colombia | M4.7 | 65 km | 158 km |
| Apr 19, 2022 | 7 km NE of Acevedo, Colombia | M4.6 | 102 km | 29 km |
| May 18, 2005 | 11 km WSW of Palestina, Colombia | M4.6 | 64 km | 23 km |
| May 24, 2020 | 6 km E of Morales, Colombia | M4.5 | 104 km | 10 km |
| Jun 22, 1998 | 20 km W of Morales, Colombia | M4.5 | 98 km | 142 km |
| May 10, 2020 | 19 km NNW of Argelia, Colombia | M4.5 | 89 km | 92 km |
| Oct 17, 1991 | 14 km NW of Oporapa, Colombia | M4.5 | 82 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Purace (68 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Purace | Stratovolcano(es) | 4,650 m (15,256 ft) | 1977 | 68 km |
| Galeras | Complex | 4,276 m (14,029 ft) | 2014 | 96 km |
| Cumbal | Stratovolcano | 4,764 m (15,630 ft) | 1926 | 157 km |
| Chiles-Cerro Negro | Stratovolcano | 4,698 m (15,413 ft) | 1936 | 172 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 5.0 in | |
| February | 54°F (12°C) | 5.4 in | |
| March | 54°F (12°C) | 6.3 in | |
| April | 54°F (12°C) | 7.6 in | |
| May | 54°F (12°C) | 5.9 in | Warmest |
| June | 53°F (12°C) | 4.2 in | |
| July | 53°F (11°C) | 4.4 in | Coldest |
| August | 53°F (12°C) | 3.7 in | Driest |
| September | 53°F (12°C) | 4.3 in | |
| October | 53°F (12°C) | 8.6 in | Wettest |
| November | 53°F (12°C) | 8.5 in | |
| December | 53°F (12°C) | 7.4 in |
San Sebastián has a seasonal temperature swing of 2°F / from 53°F in July to 54°F in May. Total annual precipitation is 71.1 inches, with October being the wettest month (8.6") and August the driest (3.7").