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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. The area gets 275 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 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) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 3,694 ft (1,126 m) |
| Area | 27.7 sq mi (71.8 km²) |
| Population Density | 19/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").