Weather & Climate in La Chapelle-Janson, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
La Chapelle-Janson experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 42°F in January while summers reach 63°F in July. Annual precipitation totals 42.5 inches. The area receives 2.5 inches of snow annually. The city sits at an elevation of 410 feet.
Temperature
42°F Jan (6°C)
63°F Jul (17°C)
| Annual Average | 53.7°F |
| 1% below US avg | |
| January Average | 42°F (6°C) |
| July Average | 63°F (17°C) |
Geography
| Elevation | 410 ft (125 m) |
| Area | 10.4 sq mi (27.0 km²) |
| Population Density | 235/sq mi |
| Coordinates | 48.3477°N, 1.1017°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
191 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 | 142 km | 10 km |
| Nov 21, 2013 | 1 km WSW of Plescop, France | M4.5 | 148 km | 4 km |
| Apr 30, 1990 | 5 km SE of Saint Helier, Jersey | M4.2 | 113 km | 22 km |
| Nov 30, 1994 | 17 km N of Courseulles-sur-Mer, France | M4.1 | 135 km | 6 km |
| Jun 21, 2019 | 2 km WSW of Vihiers, France | M4.0 | 140 km | 8 km |
| Jul 11, 2014 | 23 km W of Saint Helier, Jersey | M3.9 | 132 km | 12 km |
| Jul 11, 2002 | 3 km NW of Pluduno, France | M3.8 | 92 km | 10 km |
| Feb 25, 2015 | 30 km SW of Saint Helier, Jersey | M3.7 | 120 km | 2 km |
| Jun 24, 1995 | 1 km SE of Andouillé, France | M3.7 | 32 km | 5 km |
| Nov 2, 1997 | 7 km NW of Villers-sur-Mer, France | M3.7 | 137 km | 10 km |
| May 5, 2003 | 1 km N of Torfou, France | M3.7 | 144 km | 3 km |
| Nov 25, 1997 | 0 km ENE of Tiffauges, France | M3.7 | 149 km | 10 km |
| Sep 28, 1995 | 6 km N of Vihiers, France | M3.6 | 134 km | 13 km |
| Apr 2, 2002 | 4 km SSW of Martigné-Briand, France | M3.6 | 137 km | 5 km |
| Sep 28, 2017 | 1 km WNW of Tresbœuf, France | M3.6 | 62 km | 2 km |
| Jun 19, 2016 | 4 km ESE of La Jumellière, France | M3.5 | 124 km | 10 km |
| Jun 6, 1995 | 1 km N of Le Pin-en-Mauges, France | M3.5 | 121 km | 5 km |
| Aug 8, 1998 | 1 km SE of Cairon, France | M3.5 | 109 km | 10 km |
| Apr 22, 1995 | 6 km E of Binic, France | M3.5 | 124 km | 10 km |
| Jul 26, 1993 | 5 km ESE of Villedieu-les-Poêles, France | M3.5 | 51 km | 31 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 3.1 in | |
| February | 41°F (5°C) | 2.6 in | Coldest |
| March | 45°F (7°C) | 2.4 in | |
| April | 48°F (9°C) | 2.2 in | |
| May | 55°F (13°C) | 2.7 in | |
| June | 60°F (15°C) | 2.1 in | |
| July | 63°F (17°C) | 1.9 in | Driest |
| August | 64°F (18°C) | 1.9 in | Warmest |
| September | 59°F (15°C) | 2.6 in | |
| October | 53°F (12°C) | 3.1 in | |
| November | 46°F (8°C) | 3.5 in | Wettest |
| December | 42°F (6°C) | 3.2 in |
La Chapelle-Janson has a seasonal temperature swing of 23°F / from 41°F in February to 64°F in August. Total annual precipitation is 31.3 inches, with November being the wettest month (3.5") and July the driest (1.9").