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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. The area gets 229 sunny days per year, above the national average. 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) |
| Sunny Days | 229 days/yr |
Geography
| Elevation | 410 ft (125 m) |
| Area | 10.4 sq mi (27.0 km²) |
| Population Density | 122/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").