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Weather & Climate in Saint-Méen-le-Grand, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint-Méen-le-Grand 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 247 sunny days per year, above the national average. Annual precipitation totals 33.5 inches. The city sits at an elevation of 371 feet.
Temperature
44°F Jan (7°C)
65°F Jul (18°C)
| Annual Average | 55.2°F |
| 2% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 247 days/yr |
Geography
| Elevation | 371 ft (113 m) |
| Area | 7.1 sq mi (18.3 km²) |
| Population Density | 571/sq mi |
| Coordinates | 48.1898°N, 2.1925°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
248 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 | 83 km | 10 km |
| Nov 21, 2013 | 1 km WSW of Plescop, France | M4.5 | 73 km | 4 km |
| Jun 22, 2005 | 2 km E of La Guérinière, France | M4.3 | 136 km | 10 km |
| Sep 30, 2002 | 3 km W of Languidic, France | M4.2 | 85 km | 10 km |
| Apr 30, 1990 | 5 km SE of Saint Helier, Jersey | M4.2 | 107 km | 22 km |
| Sep 30, 2002 | 1 km E of Languidic, France | M4.1 | 81 km | 4 km |
| Oct 11, 1995 | 1 km SSE of Querrien, France | M3.9 | 103 km | 10 km |
| Jul 11, 2014 | 23 km W of Saint Helier, Jersey | M3.9 | 108 km | 12 km |
| Apr 7, 2005 | 18 km WNW of Noirmoutier-en-l'Île, France | M3.8 | 128 km | 0 km |
| Jul 18, 2004 | 6 km WSW of Groix, France | M3.8 | 119 km | 16 km |
| Jul 11, 2002 | 3 km NW of Pluduno, France | M3.8 | 41 km | 10 km |
| Mar 28, 2002 | 36 km WSW of Le Palais, France | M3.8 | 149 km | 15 km |
| Apr 23, 2002 | 1 km ESE of Melgven, France | M3.8 | 124 km | 6 km |
| May 5, 2003 | 1 km N of Torfou, France | M3.7 | 150 km | 3 km |
| Feb 25, 2015 | 30 km SW of Saint Helier, Jersey | M3.7 | 91 km | 2 km |
| Jun 24, 1995 | 1 km SE of Andouillé, France | M3.7 | 106 km | 5 km |
| Sep 28, 2017 | 1 km WNW of Tresbœuf, France | M3.6 | 58 km | 2 km |
| May 14, 1994 | 0 km SE of Riec-sur-Belon, France | M3.5 | 119 km | 10 km |
| Apr 22, 1995 | 6 km E of Binic, France | M3.5 | 61 km | 10 km |
| May 3, 1999 | 1 km SE of Gouesnach, France | M3.5 | 145 km | 15 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 3.5 in | |
| February | 43°F (6°C) | 2.8 in | Coldest |
| March | 47°F (8°C) | 2.6 in | |
| April | 49°F (10°C) | 2.3 in | |
| May | 55°F (13°C) | 2.6 in | |
| June | 60°F (15°C) | 2.0 in | |
| July | 65°F (18°C) | 1.8 in | Warmest, Driest |
| August | 64°F (18°C) | 1.9 in | |
| September | 60°F (16°C) | 2.6 in | |
| October | 54°F (12°C) | 3.4 in | |
| November | 48°F (9°C) | 3.9 in | Wettest |
| December | 44°F (7°C) | 3.6 in |
Saint-Méen-le-Grand has a seasonal temperature swing of 21°F / from 43°F in February to 65°F in July. Total annual precipitation is 33.0 inches, with November being the wettest month (3.9") and July the driest (1.8").