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Weather & Climate in Riaza, Spain
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Riaza experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 37°F in January while summers reach 74°F in July. The area gets 301 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 19.7 inches (drier than the 38-inch national average). The area receives 8.1 inches of snow annually. The city sits at an elevation of 3,934 feet.
Temperature
37°F Jan (3°C)
74°F Jul (23°C)
| Annual Average | 54.6°F |
| 1% above US avg | |
| January Average | 37°F (3°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 301 days/yr |
Geography
| Elevation | 3,934 ft (1,199 m) |
| Area | 4.6 sq mi (12.0 km²) |
| Population Density | 444/sq mi |
| Coordinates | 41.2783°N, 3.4779°W |
| Timezone | Europe/Madrid |
Precipitation & Snow
Air Quality
Earthquake History
57 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.4.
| Apr 13, 1994 | 5 km WSW of Valdemaluque, Spain | M4.4 | 52 km | 10 km |
| Jun 7, 2007 | 3 km ESE of Escopete, Spain | M4.2 | 107 km | 10 km |
| May 31, 2002 | 5 km SW of El Burgo de Osma, Spain | M3.5 | 43 km | 3 km |
| Nov 5, 2013 | 2 km SSE of Alcorcón, Spain | M3.4 | 109 km | 0 km |
| Nov 17, 1995 | 3 km ESE of Colmenarejo, Spain | M3.3 | 91 km | 10 km |
| Jun 14, 2005 | 4 km NNE of Brieva de Cameros, Spain | M3.3 | 119 km | 3 km |
| Jul 7, 1990 | 3 km NNE of Miraflores de la Sierra, Spain | M3.3 | 54 km | 8 km |
| Jan 24, 1992 | 0 km N of Riba de Saelices, Spain | M3.3 | 107 km | 10 km |
| Jan 13, 1992 | 3 km NNW of Villaconejos, Spain | M3.3 | 128 km | 5 km |
| Sep 20, 1998 | 3 km ENE of Yanguas, Spain | M3.2 | 135 km | 5 km |
| Aug 11, 1999 | 1 km S of Monreal de Ariza, Spain | M3.2 | 115 km | 10 km |
| Mar 29, 2007 | 2 km NNW of Algar de Mesa, Spain | M3.2 | 127 km | 11 km |
| Apr 9, 2002 | 4 km NNE of Belinchón, Spain | M3.1 | 138 km | 8 km |
| Mar 4, 2004 | 3 km WSW of Ágreda, Spain | M3.1 | 141 km | 7 km |
| Jun 17, 2001 | 3 km N of Villoslada de Cameros, Spain | M3.1 | 117 km | 7 km |
| Mar 6, 2004 | 5 km S of Ágreda, Spain | M3.1 | 142 km | 0 km |
| Sep 22, 1995 | 4 km S of Fuentidueña de Tajo, Spain | M3.0 | 137 km | 10 km |
| Feb 2, 2001 | 4 km N of Valtajeros, Spain | M3.0 | 130 km | 0 km |
| Apr 14, 2002 | 3 km NNE of Belinchón, Spain | M3.0 | 139 km | 8 km |
| Oct 13, 2003 | 2 km NW of Santa María del Val, Spain | M3.0 | 146 km | 4 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 37°F (3°C) | 2.5 in | |
| February | 35°F (2°C) | 2.1 in | Coldest |
| March | 39°F (4°C) | 1.7 in | |
| April | 43°F (6°C) | 2.6 in | |
| May | 49°F (10°C) | 3.0 in | Wettest |
| June | 58°F (14°C) | 2.0 in | |
| July | 74°F (23°C) | 0.9 in | Warmest |
| August | 65°F (18°C) | 0.9 in | Driest |
| September | 58°F (15°C) | 1.6 in | |
| October | 48°F (9°C) | 2.7 in | |
| November | 40°F (4°C) | 3.0 in | |
| December | 35°F (2°C) | 2.8 in |
Riaza has a seasonal temperature swing of 38°F / from 35°F in February to 74°F in July. Total annual precipitation is 25.8 inches, with May being the wettest month (3.0") and August the driest (0.9").