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Weather & Climate in San Sebastián de la Gomera, Spain
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Sebastián de la Gomera enjoys a temperate climate with an average annual temperature of 67°F (19°C). Winters average 62°F in January while summers reach 71°F in July / relatively mild seasonal variation. The area gets 317 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 10.7 inches (drier than the 38-inch national average). The city sits at an elevation of 26 feet.
Temperature
62°F Jan (16°C)
71°F Jul (22°C)
| Annual Average | 66.9°F |
| 24% above US avg | |
| January Average | 62°F (16°C) |
| July Average | 71°F (22°C) |
| Sunny Days | 317 days/yr |
Geography
| Elevation | 26 ft (8 m) |
| Area | 50.5 sq mi (130.9 km²) |
| Population Density | 177/sq mi |
| Coordinates | 28.0916°N, 17.1133°W |
| Timezone | Atlantic/Canary |
Precipitation & Snow
Air Quality
Earthquake History
102 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Mar 29, 2013 | 32 km WSW of Frontera, Spain | M4.7 | 128 km | 10 km |
| Mar 27, 2013 | 25 km W of Frontera, Spain | M4.6 | 120 km | 19 km |
| Jan 18, 2019 | 33 km NW of Agaete, Spain | M4.4 | 116 km | 10 km |
| May 6, 2003 | 10 km WSW of Frontera, Spain | M4.2 | 106 km | 21 km |
| Apr 11, 2013 | 26 km W of Frontera, Spain | M4.1 | 121 km | 19 km |
| Mar 29, 2013 | 25 km WSW of Frontera, Spain | M4.1 | 120 km | 17 km |
| Mar 15, 2006 | Canary Islands, Spain region | M4.1 | 104 km | 60 km |
| May 20, 1990 | 111 km NNW of Tegueste, Spain | M3.9 | 148 km | 33 km |
| Mar 22, 1998 | 26 km ESE of Valverde, Spain | M3.9 | 70 km | 0 km |
| Jun 26, 2004 | 63 km N of Tegueste, Spain | M3.8 | 137 km | 59 km |
| Jan 15, 1998 | 35 km SE of Valverde, Spain | M3.8 | 83 km | 2 km |
| Jul 8, 1998 | 34 km W of San Nicolás, Spain | M3.7 | 98 km | 16 km |
| Feb 16, 1991 | Canary Islands, Spain region | M3.6 | 68 km | 10 km |
| Jun 5, 1990 | 8 km WNW of Valverde, Spain | M3.6 | 91 km | 33 km |
| May 13, 2008 | 23 km E of Santa Cruz de Tenerife, Spain | M3.5 | 114 km | 30 km |
| Sep 12, 1992 | 17 km NE of Valverde, Spain | M3.4 | 70 km | 10 km |
| Mar 9, 2001 | 53 km SE of Valverde, Spain | M3.4 | 87 km | 30 km |
| Mar 24, 1992 | 52 km N of Buenavista del Norte, Spain | M3.4 | 87 km | 10 km |
| Apr 28, 2003 | 23 km SE of Candelaria, Spain | M3.3 | 91 km | 24 km |
| Jun 5, 2000 | Canary Islands, Spain region | M3.3 | 89 km | 19 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1941 | TENERIFE, CANARY ISLANDS | Meteorological | 6.0 m | — | 95 km |
| 2020 | VALLE GRAN REY, LA GOMERA ISLAND | Meteorological | 0.5 m | — | 21 km |
| 1969 | SOUTHWEST IBERIAN | Unknown | 0.1 m | — | 93 km |
| 1706 | TENERIFE, CANARY ISLANDS | Astronomical | — | — | 50 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Tenerife (50 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tenerife | Stratovolcano | 3,715 m (12,188 ft) | 1909 | 50 km |
| La Palma | Stratovolcano(es) | 2,426 m (7,959 ft) | 1971 | 88 km |
| Hierro | Shield | 1,500 m (4,921 ft) | 2012 | 99 km |
| Gran Canaria | Fissure vent(s) | 1,950 m (6,398 ft) | 40 | 151 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 62°F (16°C) | 1.9 in | Coldest |
| February | 62°F (16°C) | 1.6 in | |
| March | 63°F (17°C) | 1.2 in | |
| April | 63°F (17°C) | 0.7 in | |
| May | 66°F (19°C) | 0.2 in | |
| June | 69°F (20°C) | 0.0 in | |
| July | 71°F (22°C) | 0.0 in | Driest |
| August | 73°F (23°C) | 0.0 in | |
| September | 73°F (23°C) | 0.3 in | Warmest |
| October | 71°F (22°C) | 0.9 in | |
| November | 67°F (19°C) | 1.5 in | |
| December | 64°F (18°C) | 2.2 in | Wettest |
San Sebastián de la Gomera has a seasonal temperature swing of 12°F / from 62°F in January to 73°F in September. Total annual precipitation is 10.7 inches, with December being the wettest month (2.2") and July the driest (0.0").