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Weather & Climate in San Juan del Puerto, Spain
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Juan del Puerto enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 52°F in January while summers reach 78°F in July. The area gets 302 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 18.7 inches (drier than the 38-inch national average). The city sits at an elevation of 30 feet.
Temperature
52°F Jan (11°C)
78°F Jul (25°C)
| Annual Average | 64.5°F |
| 19% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 30 ft (9 m) |
| Area | 53.7 sq mi (139.2 km²) |
| Population Density | 127/sq mi |
| Coordinates | 37.3167°N, 6.8414°W |
| Timezone | Europe/Madrid |
Precipitation & Snow
Air Quality
Earthquake History
504 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Jan 3, 2005 | 45 km SSE of Fuzeta, Portugal | M4.7 | 95 km | 60 km |
| Aug 19, 2014 | 1 km WNW of Puerto Serrano, Spain | M4.6 | 121 km | 11 km |
| Aug 25, 2010 | 13 km WSW of Chiclana de la Frontera, Spain | M4.5 | 116 km | 44 km |
| Jun 30, 2007 | 10 km ESE of Morón de la Frontera, Spain | M4.5 | 135 km | 6 km |
| Jan 10, 2006 | 82 km SSE of Fuzeta, Portugal | M4.5 | 123 km | 3 km |
| Jul 5, 2000 | 64 km S of Faro, Portugal | M4.5 | 137 km | 10 km |
| Apr 8, 2006 | 36 km S of Mazagón, Spain | M4.4 | 56 km | 42 km |
| Jun 15, 2005 | 7 km SSW of Prado del Rey, Spain | M4.4 | 128 km | 42 km |
| Mar 24, 2025 | 76 km S of Faro, Portugal | M4.4 | 144 km | 10 km |
| May 23, 2005 | Strait of Gibraltar | M4.3 | 119 km | 25 km |
| Jul 4, 1994 | 13 km ENE of El Cerro de Andévalo, Spain | M4.3 | 53 km | 10 km |
| Sep 24, 1994 | 41 km SSE of Faro, Portugal | M4.3 | 115 km | 34 km |
| Jan 1, 2022 | 80 km SSE of Olhão, Portugal | M4.3 | 133 km | 7 km |
| Nov 9, 1993 | 44 km SSE of Olhão, Portugal | M4.3 | 106 km | 29 km |
| Sep 9, 1994 | Strait of Gibraltar | M4.1 | 110 km | 33 km |
| Sep 15, 2002 | 7 km SSE of La Puebla de Cazalla, Spain | M4.1 | 140 km | 4 km |
| Jul 25, 2010 | 92 km S of Olhão, Portugal | M4.1 | 146 km | 10 km |
| Feb 23, 2005 | 91 km S of Olhão, Portugal | M4.1 | 146 km | 36 km |
| Mar 23, 2005 | 8 km WNW of Benalup-Casas Viejas, Spain | M4.1 | 135 km | 44 km |
| Jan 22, 2006 | 0 km SE of Feria, Spain | M4.1 | 135 km | 11 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 0.1 m (0 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1978 | CADIZ | Earthquake | 0.1 m | — | 106 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 2.8 in | Coldest |
| February | 55°F (13°C) | 1.9 in | |
| March | 58°F (15°C) | 1.5 in | |
| April | 61°F (16°C) | 1.8 in | |
| May | 66°F (19°C) | 1.1 in | |
| June | 73°F (23°C) | 0.5 in | |
| July | 78°F (25°C) | 0.1 in | Driest |
| August | 78°F (25°C) | 0.2 in | Warmest |
| September | 74°F (23°C) | 0.6 in | |
| October | 67°F (19°C) | 2.2 in | |
| November | 59°F (15°C) | 3.0 in | |
| December | 54°F (12°C) | 3.2 in | Wettest |
San Juan del Puerto has a seasonal temperature swing of 26°F / from 52°F in January to 78°F in August. Total annual precipitation is 18.7 inches, with December being the wettest month (3.2") and July the driest (0.1").