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Weather & Climate in Illa de Arousa, Spain
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Illa de Arousa enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 49°F in January while summers reach 66°F in July / relatively mild seasonal variation. The area gets 239 sunny days per year, above the national average. Annual precipitation totals 53.3 inches (wetter than the 38-inch national average).
Temperature
49°F Jan (10°C)
66°F Jul (19°C)
| Annual Average | 57.2°F |
| 6% above US avg | |
| January Average | 49°F (10°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 239 days/yr |
Geography
| Area | 12.1 sq mi (31.4 km²) |
| Population Density | 414/sq mi |
| Coordinates | 42.5638°N, 8.8726°W |
| Timezone | Europe/Madrid |
Precipitation & Snow
Air Quality
Earthquake History
447 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| May 21, 1997 | 3 km NW of Becerreá, Spain | M5.4 | 142 km | 19 km |
| May 21, 1997 | 5 km NE of Becerreá, Spain | M5.3 | 147 km | 19 km |
| Dec 24, 1995 | 5 km NE of Baralla, Spain | M5.1 | 142 km | 10 km |
| May 22, 1997 | 0 km E of Becerreá, Spain | M5.1 | 144 km | 17 km |
| Nov 29, 1995 | 5 km NE of Baralla, Spain | M5.0 | 142 km | 18 km |
| Oct 29, 1996 | 6 km WNW of O Incio, Spain | M4.4 | 119 km | 10 km |
| Feb 4, 1997 | 5 km NE of Baralla, Spain | M4.2 | 142 km | 22 km |
| Apr 23, 2006 | 51 km NNW of Malpica, Spain | M4.2 | 132 km | 0 km |
| May 22, 1997 | 4 km N of Becerreá, Spain | M4.1 | 144 km | 10 km |
| May 22, 1997 | 12 km ENE of O Páramo, Spain | M4.1 | 148 km | 10 km |
| May 28, 1998 | 8 km W of Bande, Spain | M4.1 | 87 km | 9 km |
| Feb 3, 1997 | 6 km NE of Baralla, Spain | M4.1 | 143 km | 23 km |
| Mar 31, 1998 | 6 km SE of Láncara, Spain | M4.1 | 133 km | 9 km |
| May 23, 1997 | 4 km NE of Baralla, Spain | M4.1 | 141 km | 10 km |
| May 20, 2001 | 10 km E of Taboada, Spain | M4.0 | 97 km | 10 km |
| Dec 24, 1995 | 2 km E of O Páramo, Spain | M4.0 | 138 km | 10 km |
| Jan 27, 2022 | 30 km W of Santa Uxía de Ribeira, Spain | M3.9 | 40 km | 10 km |
| Oct 6, 1997 | 9 km SSW of Castro, Spain | M3.9 | 103 km | 10 km |
| Feb 2, 1997 | 6 km SSW of Becerreá, Spain | M3.9 | 139 km | 10 km |
| Feb 1, 2008 | 89 km W of Baiona, Spain | M3.9 | 107 km | 11 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 49°F (10°C) | 6.9 in | Coldest |
| February | 50°F (10°C) | 5.8 in | |
| March | 52°F (11°C) | 4.8 in | |
| April | 55°F (13°C) | 3.9 in | |
| May | 58°F (14°C) | 3.9 in | |
| June | 63°F (17°C) | 2.3 in | |
| July | 66°F (19°C) | 1.2 in | Driest |
| August | 66°F (19°C) | 1.6 in | Warmest |
| September | 64°F (18°C) | 3.5 in | |
| October | 59°F (15°C) | 5.5 in | |
| November | 54°F (12°C) | 6.6 in | |
| December | 50°F (10°C) | 7.3 in | Wettest |
Illa de Arousa has a seasonal temperature swing of 17°F / from 49°F in January to 66°F in August. Total annual precipitation is 53.3 inches, with December being the wettest month (7.3") and July the driest (1.2").