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Weather & Climate in Chasnais, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chasnais enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 44°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 45.1 inches. The area receives 1.6 inches of snow annually. The city sits at an elevation of 16 feet.
Temperature
44°F Jan (7°C)
68°F Jul (20°C)
| Annual Average | 57.2°F |
| 6% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 270 days/yr |
Geography
| Elevation | 16 ft (5 m) |
| Area | 4.2 sq mi (10.8 km²) |
| Population Density | 125/sq mi |
| Coordinates | 46.4597°N, 1.2292°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
331 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 | 59 km | 10 km |
| Jun 8, 2001 | France | M5.0 | 32 km | 12 km |
| Jun 16, 2023 | 5 km WNW of Mauzé-sur-le-Mignon, France | M4.8 | 47 km | 5 km |
| Mar 13, 1993 | 1 km WSW of Pénestin, France | M4.6 | 148 km | 10 km |
| Mar 20, 2019 | 5 km NNE of Montendre, France | M4.5 | 141 km | 10 km |
| Jan 12, 1997 | 2 km E of Sainte-Hermine, France | M4.3 | 19 km | 10 km |
| Jun 22, 2005 | 2 km E of La Guérinière, France | M4.3 | 93 km | 10 km |
| May 2, 2016 | 6 km SE of L'Île-Bouchard, France | M4.2 | 146 km | 2 km |
| Dec 6, 1991 | 2 km S of Bourgueil, France | M4.2 | 139 km | 10 km |
| Jun 25, 2001 | 10 km WSW of Saint-Pierre-d'Oléron, France | M4.2 | 64 km | 2 km |
| Sep 28, 2010 | 9 km W of Saint-Pierre-d'Oléron, France | M4.2 | 58 km | 2 km |
| Jun 30, 2010 | 1 km ENE of Fontenay-le-Comte, France | M4.2 | 34 km | 3 km |
| Apr 4, 2005 | 9 km WSW of Saint-Pierre-d'Oléron, France | M4.2 | 62 km | 10 km |
| Mar 14, 2002 | 2 km WSW of Chantonnay, France | M4.1 | 26 km | 5 km |
| Feb 12, 2018 | 3 km SSE of La Meilleraie-Tillay, France | M4.1 | 42 km | 5 km |
| Feb 14, 2003 | 5 km NE of Vix, France | M4.1 | 33 km | 10 km |
| Jul 25, 2010 | 5 km ENE of Saint-Maurice-la-Clouère, France | M4.0 | 131 km | 2 km |
| Jun 21, 2019 | 2 km WSW of Vihiers, France | M4.0 | 91 km | 8 km |
| Apr 5, 2001 | 2 km ENE of Melle, France | M3.9 | 90 km | 1 km |
| Mar 6, 2013 | 0 km E of Ars-en-Ré, France | M3.9 | 36 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 3.2 in | |
| February | 44°F (7°C) | 2.7 in | |
| March | 48°F (9°C) | 2.1 in | |
| April | 52°F (11°C) | 2.2 in | |
| May | 58°F (15°C) | 2.2 in | |
| June | 64°F (18°C) | 1.5 in | |
| July | 68°F (20°C) | 1.5 in | Warmest, Driest |
| August | 68°F (20°C) | 1.5 in | |
| September | 63°F (17°C) | 2.5 in | |
| October | 57°F (14°C) | 3.2 in | |
| November | 49°F (9°C) | 3.5 in | Wettest |
| December | 44°F (7°C) | 3.3 in | Coldest |
Chasnais has a seasonal temperature swing of 24°F / from 44°F in December to 68°F in July. Total annual precipitation is 29.4 inches, with November being the wettest month (3.5") and July the driest (1.5").