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Weather & Climate in Castellterçol, Spain
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castellterçol enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 38°F in January while summers reach 75°F in July. The area gets 339 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 22.9 inches (drier than the 38-inch national average). The area receives 3.0 inches of snow annually. The city sits at an elevation of 2,385 feet.
Temperature
38°F Jan (3°C)
75°F Jul (24°C)
| Annual Average | 58.7°F |
| 9% above US avg | |
| January Average | 38°F (3°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 339 days/yr |
Geography
| Elevation | 2,385 ft (727 m) |
| Area | 30.1 sq mi (77.9 km²) |
| Population Density | 0/sq mi |
| Coordinates | 41.7500°N, 2.1167°W |
| Timezone | Europe/Madrid |
Precipitation & Snow
Air Quality
Earthquake History
509 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Feb 18, 1996 | 3 km NE of Saint-Paul-de-Fenouillet, France | M4.7 | 125 km | 10 km |
| May 15, 1995 | 30 km SSE of Torredembarra, Spain | M4.6 | 106 km | 10 km |
| Aug 28, 2023 | 11 km W of Espot, Spain | M4.6 | 134 km | 10 km |
| Feb 18, 1996 | 7 km ENE of Saint-Paul-de-Fenouillet, France | M4.6 | 128 km | 10 km |
| Sep 21, 2004 | 7 km E of Camprodon, Spain | M4.5 | 67 km | 2 km |
| Mar 19, 1992 | 3 km SW of Campdevànol, Spain | M4.5 | 51 km | 10 km |
| Feb 26, 2003 | 4 km E of Ribes de Freser, Spain | M4.4 | 62 km | 8 km |
| Dec 15, 1991 | 34 km SSE of Castelldefels, Spain | M4.4 | 84 km | 10 km |
| May 23, 1995 | 35 km SSE of Torredembarra, Spain | M4.4 | 108 km | 10 km |
| Jul 22, 2008 | 3 km NW of les Planes d'Hostoles, Spain | M4.3 | 50 km | 5 km |
| May 15, 1995 | 37 km SSE of Coma-ruga, Spain | M4.3 | 108 km | 10 km |
| Jun 1, 2004 | 5 km NW of Sant Joan de les Abadesses, Spain | M4.2 | 59 km | 5 km |
| Sep 26, 1994 | 26 km SSE of Canet de Mar, Spain | M4.2 | 64 km | 33 km |
| Aug 8, 2007 | 3 km NE of Piera, Spain | M4.1 | 36 km | 1 km |
| Feb 1, 2022 | 7 km ESE of Farrera, Spain | M4.0 | 102 km | 6 km |
| Sep 23, 2004 | 4 km NNW of Ribes de Freser, Spain | M4.0 | 66 km | 4 km |
| Feb 3, 2004 | 14 km SSE of Vielha, Spain | M4.0 | 140 km | 3 km |
| Sep 17, 1994 | 22 km SSE of Arenys de Mar, Spain | M4.0 | 60 km | 10 km |
| Feb 18, 1996 | 5 km ENE of Saint-Paul-de-Fenouillet, France | M3.9 | 126 km | 10 km |
| Feb 15, 2008 | 9 km SSW of Bonansa, Spain | M3.9 | 142 km | 4 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: Olot Volcanic Field (58 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Olot Volcanic Field | Pyroclastic cone(s) | 893 m (2,930 ft) | Unknown | 58 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (3°C) | 1.8 in | Coldest |
| February | 43°F (6°C) | 1.6 in | Driest |
| March | 47°F (8°C) | 2.1 in | |
| April | 50°F (10°C) | 2.3 in | |
| May | 57°F (14°C) | 3.5 in | Wettest |
| June | 64°F (18°C) | 2.9 in | |
| July | 75°F (24°C) | 2.0 in | Warmest |
| August | 70°F (21°C) | 2.8 in | |
| September | 64°F (18°C) | 3.2 in | |
| October | 56°F (13°C) | 2.9 in | |
| November | 48°F (9°C) | 2.5 in | |
| December | 43°F (6°C) | 2.1 in |
Castellterçol has a seasonal temperature swing of 37°F / from 38°F in January to 75°F in July. Total annual precipitation is 29.7 inches, with May being the wettest month (3.5") and February the driest (1.6").