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Weather & Climate in San Martín de Unx, Spain
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
San Martín de Unx experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 39°F in January while summers reach 68°F in July. The area gets 287 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 27.0 inches (drier than the 38-inch national average). The city sits at an elevation of 2,011 feet.
Temperature
39°F Jan (4°C)
68°F Jul (20°C)
| Annual Average | 52.9°F |
| 2% below US avg | |
| January Average | 39°F (4°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 287 days/yr |
Geography
| Elevation | 2,011 ft (613 m) |
| Area | 54.3 sq mi (140.6 km²) |
| Population Density | 8/sq mi |
| Coordinates | 42.5247°N, 1.5609°W |
| Timezone | Europe/Madrid |
Precipitation & Snow
Air Quality
Earthquake History
939 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Dec 30, 2012 | 1 km N of Coarraze, France | M4.8 | 131 km | 2 km |
| May 16, 2002 | 6 km NW of Cauterets, France | M4.8 | 122 km | 3 km |
| Sep 18, 2004 | 7 km NE of Huarte-Uharte, Spain | M4.7 | 39 km | 1 km |
| Jan 21, 2003 | 5 km NE of Louvie-Juzon, France | M4.6 | 118 km | 5 km |
| Oct 27, 1998 | 5 km WNW of Goñi, Spain | M4.6 | 51 km | 16 km |
| May 16, 2002 | 6 km W of Pierrefitte-Nestalas, France | M4.4 | 124 km | 4 km |
| Jul 16, 2008 | 4 km SSW of Bosdarros, France | M4.4 | 120 km | 5 km |
| Feb 21, 2002 | 3 km SSW of Betelu, Spain | M4.4 | 63 km | 10 km |
| Jan 6, 1996 | 3 km SE of Bosdarros, France | M4.3 | 125 km | 10 km |
| Apr 20, 2013 | 3 km NNE of Adiós, Spain | M4.3 | 24 km | 0 km |
| Feb 16, 1999 | 1 km N of Saint-Étienne-de-Baïgorry, France | M4.3 | 76 km | 10 km |
| Sep 30, 2004 | 6 km NE of Huarte-Uharte, Spain | M4.3 | 38 km | 2 km |
| Feb 28, 1990 | 15 km NNE of Oronz, Spain | M4.2 | 68 km | 29 km |
| Mar 13, 2000 | 7 km ESE of Saint-Palais, France | M4.2 | 99 km | 13 km |
| Aug 30, 1997 | 4 km E of Mendaro, Spain | M4.2 | 102 km | 10 km |
| Sep 2, 2013 | 2 km SE of Mont, France | M4.2 | 125 km | 2 km |
| Feb 9, 2009 | 2 km SSE of Asson, France | M4.2 | 126 km | 3 km |
| Mar 23, 2013 | 2 km WNW of Oltza, Spain | M4.2 | 42 km | 2 km |
| Apr 1, 1991 | 2 km S of Mauléon-Licharre, France | M4.2 | 93 km | 25 km |
| Jun 12, 1990 | 1 km E of Gan, France | M4.2 | 125 km | 12 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 2.6 in | Coldest |
| February | 42°F (6°C) | 2.2 in | |
| March | 46°F (8°C) | 2.0 in | |
| April | 48°F (9°C) | 2.8 in | |
| May | 54°F (12°C) | 2.9 in | Wettest |
| June | 61°F (16°C) | 2.1 in | |
| July | 68°F (20°C) | 1.3 in | Driest |
| August | 69°F (21°C) | 1.5 in | Warmest |
| September | 64°F (18°C) | 1.6 in | |
| October | 55°F (13°C) | 2.7 in | |
| November | 47°F (9°C) | 2.7 in | |
| December | 42°F (6°C) | 2.6 in |
San Martín de Unx has a seasonal temperature swing of 30°F / from 39°F in January to 69°F in August. Total annual precipitation is 27.0 inches, with May being the wettest month (2.9") and July the driest (1.3").