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Weather & Climate in Castelnau-de-Médoc, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castelnau-de-Médoc experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 43°F in January while summers reach 68°F in July. The area gets 270 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 36.1 inches. The city sits at an elevation of 69 feet.
Temperature
43°F Jan (6°C)
68°F Jul (20°C)
| Annual Average | 55.0°F |
| 2% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 270 days/yr |
Geography
| Elevation | 69 ft (21 m) |
| Area | 13.4 sq mi (34.7 km²) |
| Population Density | 258/sq mi |
| Coordinates | 45.0270°N, 0.7991°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
106 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.2.
| Apr 18, 2005 | 1 km SSW of Saint-Pierre-d'Oléron, France | M5.2 | 108 km | 10 km |
| Jun 16, 2023 | 5 km WNW of Mauzé-sur-le-Mignon, France | M4.8 | 132 km | 5 km |
| Mar 20, 2019 | 5 km NNE of Montendre, France | M4.5 | 47 km | 10 km |
| Jun 25, 2001 | 10 km WSW of Saint-Pierre-d'Oléron, France | M4.2 | 108 km | 2 km |
| Apr 4, 2005 | 9 km WSW of Saint-Pierre-d'Oléron, France | M4.2 | 111 km | 10 km |
| Sep 28, 2010 | 9 km W of Saint-Pierre-d'Oléron, France | M4.2 | 114 km | 2 km |
| Feb 23, 2000 | 5 km SW of Mareuil, France | M4.1 | 104 km | 10 km |
| Apr 28, 2016 | 6 km WSW of Châtelaillon-Plage, France | M3.9 | 116 km | 10 km |
| Apr 5, 2001 | 2 km ENE of Melle, France | M3.9 | 144 km | 1 km |
| Jun 17, 2023 | 2 km WSW of Marans, France | M3.9 | 143 km | 5 km |
| Dec 1, 1996 | 5 km SSW of Aigre, France | M3.9 | 110 km | 5 km |
| Mar 6, 2013 | 0 km E of Ars-en-Ré, France | M3.9 | 143 km | 2 km |
| Jan 25, 1992 | 10 km SW of Triaize, France | M3.7 | 148 km | 10 km |
| Apr 4, 2005 | 7 km W of Saint-Pierre-d'Oléron, France | M3.7 | 112 km | 10 km |
| Nov 16, 1991 | 2 km NNW of Chasseneuil-sur-Bonnieure, France | M3.5 | 132 km | 11 km |
| Jan 31, 2005 | 4 km SE of Mareuil, France | M3.4 | 111 km | 2 km |
| Jan 22, 2006 | 46 km WSW of Saint-Pierre-d'Oléron, France | M3.4 | 114 km | 10 km |
| Jun 21, 2004 | 10 km SSW of Chef-Boutonne, France | M3.3 | 122 km | 3 km |
| Apr 18, 2005 | 5 km WNW of Saint-Pierre-d'Oléron, France | M3.3 | 113 km | 3 km |
| Jul 16, 2002 | 65 km WSW of Saint-Pierre-d'Oléron, France | M3.3 | 116 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 3.5 in | Coldest |
| February | 45°F (7°C) | 3.2 in | |
| March | 49°F (9°C) | 2.6 in | |
| April | 52°F (11°C) | 2.9 in | |
| May | 59°F (15°C) | 2.9 in | |
| June | 64°F (18°C) | 2.2 in | |
| July | 68°F (20°C) | 1.9 in | Warmest, Driest |
| August | 68°F (20°C) | 2.2 in | |
| September | 63°F (17°C) | 3.2 in | |
| October | 57°F (14°C) | 3.5 in | |
| November | 49°F (9°C) | 4.2 in | Wettest |
| December | 44°F (7°C) | 3.9 in |
Castelnau-de-Médoc has a seasonal temperature swing of 25°F / from 43°F in January to 68°F in July. Total annual precipitation is 36.1 inches, with November being the wettest month (4.2") and July the driest (1.9").