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Weather & Climate in Chalais, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chalais enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 43°F in January while summers reach 69°F in July. The area gets 255 sunny days per year, above the national average. Annual precipitation totals 46.3 inches (wetter than the 38-inch national average). The area receives 2.5 inches of snow annually. The city sits at an elevation of 194 feet.
Temperature
43°F Jan (6°C)
69°F Jul (21°C)
| Annual Average | 57.4°F |
| 6% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 255 days/yr |
Geography
| Elevation | 194 ft (59 m) |
| Area | 8.4 sq mi (21.8 km²) |
| Population Density | 236/sq mi |
| Coordinates | 45.2734°N, 0.0388°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
127 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 | 128 km | 10 km |
| Jun 16, 2023 | 5 km WNW of Mauzé-sur-le-Mignon, France | M4.8 | 120 km | 5 km |
| Mar 20, 2019 | 5 km NNE of Montendre, France | M4.5 | 34 km | 10 km |
| Apr 4, 2005 | 9 km WSW of Saint-Pierre-d'Oléron, France | M4.2 | 135 km | 10 km |
| Jun 25, 2001 | 10 km WSW of Saint-Pierre-d'Oléron, France | M4.2 | 133 km | 2 km |
| Jun 30, 2010 | 1 km ENE of Fontenay-le-Comte, France | M4.2 | 148 km | 3 km |
| Sep 28, 2010 | 9 km W of Saint-Pierre-d'Oléron, France | M4.2 | 137 km | 2 km |
| Feb 23, 2000 | 5 km SW of Mareuil, France | M4.1 | 33 km | 10 km |
| Feb 14, 2003 | 5 km NE of Vix, France | M4.1 | 142 km | 10 km |
| Jul 25, 2010 | 5 km ENE of Saint-Maurice-la-Clouère, France | M4.0 | 130 km | 2 km |
| Apr 5, 2001 | 2 km ENE of Melle, France | M3.9 | 107 km | 1 km |
| Apr 28, 2016 | 6 km WSW of Châtelaillon-Plage, France | M3.9 | 127 km | 10 km |
| Dec 1, 1996 | 5 km SSW of Aigre, France | M3.9 | 64 km | 5 km |
| Jun 17, 2023 | 2 km WSW of Marans, France | M3.9 | 141 km | 5 km |
| Apr 4, 2005 | 7 km W of Saint-Pierre-d'Oléron, France | M3.7 | 134 km | 10 km |
| Nov 16, 1991 | 2 km NNW of Chasseneuil-sur-Bonnieure, France | M3.5 | 70 km | 11 km |
| Sep 30, 1997 | 1 km SSW of Saint-Sauvant, France | M3.4 | 119 km | 20 km |
| Jan 31, 2005 | 4 km SE of Mareuil, France | M3.4 | 40 km | 2 km |
| Aug 29, 1995 | France | M3.3 | 100 km | 10 km |
| Dec 9, 1994 | 11 km NE of Jonzac, France | M3.3 | 38 km | 13 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 | 44°F (7°C) | 3.0 in | |
| March | 48°F (9°C) | 2.5 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 | 69°F (21°C) | 1.9 in | Warmest, Driest |
| August | 68°F (20°C) | 2.1 in | |
| September | 63°F (17°C) | 3.0 in | |
| October | 56°F (13°C) | 3.3 in | |
| November | 48°F (9°C) | 3.9 in | Wettest |
| December | 44°F (6°C) | 3.9 in |
Chalais has a seasonal temperature swing of 26°F / from 43°F in January to 69°F in July. Total annual precipitation is 35.2 inches, with November being the wettest month (3.9") and July the driest (1.9").