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Weather & Climate in Saint-Martin-de-Castillon, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint-Martin-de-Castillon experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 39°F in January while summers reach 70°F in July. The area gets 278 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 32.1 inches. The city sits at an elevation of 1,568 feet.
Temperature
39°F Jan (4°C)
70°F Jul (21°C)
| Annual Average | 53.3°F |
| 1% below US avg | |
| January Average | 39°F (4°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 278 days/yr |
Geography
| Elevation | 1,568 ft (478 m) |
| Area | 14.8 sq mi (38.2 km²) |
| Population Density | 44/sq mi |
| Coordinates | 43.8598°N, 5.5115°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
1,051 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Oct 31, 1997 | 12 km SE of Seyne-les-Alpes, France | M4.8 | 90 km | 10 km |
| Apr 7, 2014 | 7 km SE of Guillestre, France | M4.8 | 126 km | 8 km |
| Feb 11, 1991 | 5 km ESE of Briançon, France | M4.6 | 147 km | 14 km |
| Mar 2, 2012 | 8 km NNW of Jausiers, France | M4.5 | 118 km | 10 km |
| Aug 3, 2011 | 4 km ESE of Barjac, France | M4.3 | 101 km | 4 km |
| Feb 26, 2012 | 13 km ESE of Embrun, France | M4.2 | 119 km | 2 km |
| Jan 11, 1999 | 2 km W of Saint-Paul-de-Varces, France | M4.2 | 136 km | 10 km |
| Feb 18, 1996 | 13 km ESE of Saint-Martin-de-Queyrières, France | M4.1 | 142 km | 5 km |
| Jan 7, 2013 | 7 km SE of Saint-Martin-de-Queyrières, France | M4.1 | 135 km | 7 km |
| Feb 27, 2012 | 8 km NNW of Jausiers, France | M4.1 | 117 km | 0 km |
| May 16, 2023 | 16 km W of Pleyne, Italy | M4.1 | 129 km | 8 km |
| Jul 14, 2014 | 8 km NNW of Jausiers, France | M4.1 | 116 km | 2 km |
| Jun 22, 2014 | 7 km NNW of Jausiers, France | M4.0 | 117 km | 2 km |
| Jul 1, 2001 | 5 km WSW of Pleyne, Italy | M3.9 | 138 km | 7 km |
| Oct 3, 1997 | 7 km S of Seyne-les-Alpes, France | M3.8 | 83 km | 5 km |
| Dec 19, 2000 | 1 km SSE of La Trinité, France | M3.7 | 146 km | 11 km |
| Nov 6, 1997 | 13 km WNW of Barcelonnette, France | M3.7 | 100 km | 5 km |
| Jun 26, 2000 | 4 km NW of Acceglio, Italy | M3.6 | 135 km | 10 km |
| Nov 24, 1994 | 9 km WNW of Castellane, France | M3.6 | 71 km | 5 km |
| Oct 31, 1997 | 14 km SE of Seyne-les-Alpes, France | M3.6 | 91 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
3 tsunamis recorded within 500 km. Highest wave on record: 10.0 m (33 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1979 | FRENCH RIVIERA (LIGURIAN SEA) | Meteorological | 10.0 m | 9 | 141 km |
| 2004 | MARSEILLES | Meteorological | — | — | 63 km |
| 1564 | LIGURIA-COTE D'AZUR | Eruption + Earthquake | — | 650 | 143 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 2.8 in | Coldest |
| February | 41°F (5°C) | 2.2 in | |
| March | 45°F (7°C) | 2.4 in | |
| April | 50°F (10°C) | 2.9 in | |
| May | 57°F (14°C) | 2.9 in | |
| June | 64°F (18°C) | 2.1 in | |
| July | 70°F (21°C) | 1.2 in | Warmest, Driest |
| August | 70°F (21°C) | 2.3 in | |
| September | 63°F (17°C) | 3.1 in | |
| October | 55°F (13°C) | 4.1 in | Wettest |
| November | 45°F (7°C) | 3.2 in | |
| December | 40°F (5°C) | 2.8 in |
Saint-Martin-de-Castillon has a seasonal temperature swing of 31°F / from 39°F in January to 70°F in July. Total annual precipitation is 32.0 inches, with October being the wettest month (4.1") and July the driest (1.2").