Weather & Climate in Riaño, Spain
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Riaño experiences four distinct seasons with an average annual temperature of 47°F (9°C). Winters average 34°F in January while summers reach 63°F in July. Annual precipitation totals 33.5 inches. The area receives 3.6 inches of snow annually. The city sits at an elevation of 3,694 feet.
Temperature
34°F Jan (1°C)
63°F Jul (17°C)
| Annual Average | 47.4°F |
| 12% below US avg | |
| January Average | 34°F (1°C) |
| July Average | 63°F (17°C) |
Geography
| Elevation | 3,694 ft (1,126 m) |
| Area | 27.7 sq mi (71.8 km²) |
| Population Density | 15/sq mi |
| Coordinates | 42.9771°N, 5.0035°W |
| Timezone | Europe/Madrid |
Precipitation & Snow
Air Quality
Earthquake History
71 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Jun 10, 2006 | 12 km NNE of Castrillo de Cabrera, Spain | M4.8 | 134 km | 9 km |
| Oct 12, 1996 | 6 km SSW of Bárzana, Spain | M4.1 | 82 km | 10 km |
| Sep 30, 2023 | 4 km NNW of Igüeña, Spain | M4.0 | 108 km | 10 km |
| Oct 29, 1996 | 11 km N of Salas, Spain | M3.9 | 119 km | 10 km |
| May 22, 1997 | 8 km SW of Cudillero, Spain | M3.8 | 116 km | 10 km |
| May 22, 1997 | 6 km S of Soto del Barco, Spain | M3.8 | 102 km | 10 km |
| May 22, 1997 | 0 km NE of Salas, Spain | M3.7 | 113 km | 10 km |
| Nov 14, 1990 | 9 km NNE of San Martín de Elines, Spain | M3.7 | 96 km | 10 km |
| Aug 15, 2007 | 5 km SW of Pomar de Valdivia, Spain | M3.7 | 69 km | 3 km |
| Apr 25, 1995 | 37 km NNW of Luanco, Spain | M3.7 | 131 km | 10 km |
| Jun 19, 1994 | Spain | M3.6 | 108 km | 10 km |
| May 22, 1997 | 8 km ENE of Pola de Allande, Spain | M3.5 | 129 km | 10 km |
| May 22, 1997 | 3 km SW of Cudillero, Spain | M3.5 | 113 km | 10 km |
| Jun 28, 1993 | 11 km ENE of Boca de Huérgano, Spain | M3.5 | 17 km | 10 km |
| Mar 18, 2000 | Spain | M3.5 | 135 km | 10 km |
| Jan 28, 1995 | 14 km NNW of Degaña, Spain | M3.4 | 133 km | 10 km |
| May 22, 1997 | 10 km NW of Salas, Spain | M3.4 | 123 km | 10 km |
| Mar 23, 1990 | 14 km SSW of San Vicente de la Barquera, Spain | M3.4 | 55 km | 10 km |
| May 22, 1997 | 10 km SW of Cudillero, Spain | M3.4 | 116 km | 10 km |
| May 23, 1997 | 7 km WSW of Pola de Allande, Spain | M3.3 | 141 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 3.6 in | Coldest |
| February | 36°F (2°C) | 2.9 in | |
| March | 41°F (5°C) | 2.3 in | |
| April | 43°F (6°C) | 3.1 in | |
| May | 50°F (10°C) | 3.5 in | |
| June | 57°F (14°C) | 2.1 in | |
| July | 63°F (17°C) | 1.7 in | Warmest |
| August | 63°F (17°C) | 1.4 in | Driest |
| September | 57°F (14°C) | 2.1 in | |
| October | 49°F (9°C) | 3.2 in | |
| November | 41°F (5°C) | 3.6 in | |
| December | 36°F (2°C) | 3.9 in | Wettest |
Riaño has a seasonal temperature swing of 29°F / from 34°F in January to 63°F in July. Total annual precipitation is 33.5 inches, with December being the wettest month (3.9") and August the driest (1.4").