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Weather & Climate in Châteaugiron, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Châteaugiron experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 44°F in January while summers reach 65°F in July. The area gets 251 sunny days per year, above the national average. Annual precipitation totals 37.3 inches. The area receives 1.2 inches of snow annually. The city sits at an elevation of 184 feet.
Temperature
44°F Jan (6°C)
65°F Jul (18°C)
| Annual Average | 55.4°F |
| 3% above US avg | |
| January Average | 44°F (6°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 251 days/yr |
Geography
| Elevation | 184 ft (56 m) |
| Area | 9.1 sq mi (23.5 km²) |
| Population Density | 691/sq mi |
| Coordinates | 48.0482°N, 1.5036°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
277 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Mar 13, 1993 | 1 km WSW of Pénestin, France | M4.6 | 98 km | 10 km |
| Nov 21, 2013 | 1 km WSW of Plescop, France | M4.5 | 106 km | 4 km |
| Jun 22, 2005 | 2 km E of La Guérinière, France | M4.3 | 131 km | 10 km |
| Apr 30, 1990 | 5 km SE of Saint Helier, Jersey | M4.2 | 129 km | 22 km |
| Sep 30, 2002 | 3 km W of Languidic, France | M4.2 | 129 km | 10 km |
| Sep 30, 2002 | 1 km E of Languidic, France | M4.1 | 124 km | 4 km |
| Jun 21, 2019 | 2 km WSW of Vihiers, France | M4.0 | 123 km | 8 km |
| Jul 22, 2007 | 1 km SE of Les Lucs-sur-Boulogne, France | M3.9 | 136 km | 5 km |
| Jul 11, 2014 | 23 km W of Saint Helier, Jersey | M3.9 | 140 km | 12 km |
| Apr 7, 2005 | 18 km WNW of Noirmoutier-en-l'Île, France | M3.8 | 133 km | 0 km |
| Jul 11, 2002 | 3 km NW of Pluduno, France | M3.8 | 82 km | 10 km |
| Dec 12, 1993 | 5 km NNW of Argenton-les-Vallées, France | M3.8 | 136 km | 17 km |
| Feb 25, 2015 | 30 km SW of Saint Helier, Jersey | M3.7 | 125 km | 2 km |
| Jun 24, 1995 | 1 km SE of Andouillé, France | M3.7 | 56 km | 5 km |
| Nov 25, 1997 | 0 km ENE of Tiffauges, France | M3.7 | 119 km | 10 km |
| May 5, 2003 | 1 km N of Torfou, France | M3.7 | 114 km | 3 km |
| Sep 28, 1995 | 6 km N of Vihiers, France | M3.6 | 118 km | 13 km |
| Sep 17, 1996 | 3 km NW of Soullans, France | M3.6 | 140 km | 5 km |
| Apr 2, 2002 | 4 km SSW of Martigné-Briand, France | M3.6 | 124 km | 5 km |
| Sep 28, 2017 | 1 km WNW of Tresbœuf, France | M3.6 | 18 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (6°C) | 2.8 in | |
| February | 42°F (6°C) | 2.3 in | Coldest |
| March | 46°F (8°C) | 2.2 in | |
| April | 49°F (10°C) | 2.2 in | |
| May | 56°F (13°C) | 2.6 in | |
| June | 61°F (16°C) | 1.8 in | |
| July | 65°F (18°C) | 1.7 in | Driest |
| August | 65°F (18°C) | 2.1 in | Warmest |
| September | 61°F (16°C) | 2.2 in | |
| October | 54°F (12°C) | 2.9 in | |
| November | 47°F (8°C) | 3.4 in | Wettest |
| December | 43°F (6°C) | 2.8 in |
Châteaugiron has a seasonal temperature swing of 23°F / from 42°F in February to 65°F in August. Total annual precipitation is 29.0 inches, with November being the wettest month (3.4") and July the driest (1.7").