Weather & Climate in Mer, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mer enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 43°F in January while summers reach 69°F in July. Annual precipitation totals 31.8 inches. The area receives 1.9 inches of snow annually. The city sits at an elevation of 312 feet.
Temperature
43°F Jan (6°C)
69°F Jul (20°C)
| Annual Average | 55.9°F |
| 4% above US avg | |
| January Average | 43°F (6°C) |
| July Average | 69°F (20°C) |
Geography
| Elevation | 312 ft (95 m) |
| Area | 11.6 sq mi (29.9 km²) |
| Population Density | 504/sq mi |
| Coordinates | 47.7056°N, 1.5062°E |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
130 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Dec 6, 1991 | 2 km S of Bourgueil, France | M4.2 | 112 km | 10 km |
| May 2, 2016 | 6 km SE of L'Île-Bouchard, France | M4.2 | 105 km | 2 km |
| Jan 25, 1993 | 7 km SSE of Souesmes, France | M3.8 | 64 km | 18 km |
| Oct 3, 1999 | 11 km W of Écueillé, France | M3.8 | 71 km | 2 km |
| Aug 23, 1997 | 7 km NW of Chaillac, France | M3.7 | 137 km | 5 km |
| Jan 14, 1992 | 1 km SW of Saint-Gervais-les-Trois-Clochers, France | M3.7 | 124 km | 20 km |
| Jan 8, 2007 | 5 km S of L'Île-Bouchard, France | M3.6 | 108 km | 3 km |
| Aug 6, 2002 | 2 km SSW of Cinq-Mars-la-Pile, France | M3.6 | 91 km | 5 km |
| Jan 29, 1994 | 4 km WSW of Luant, France | M3.6 | 110 km | 10 km |
| Dec 24, 1995 | 4 km NW of Noyen-sur-Sarthe, France | M3.5 | 125 km | 18 km |
| Jun 2, 1990 | 0 km NE of Le Pêchereau, France | M3.5 | 125 km | 10 km |
| Jan 26, 1995 | 5 km N of Doué-la-Fontaine, France | M3.4 | 144 km | 10 km |
| Feb 15, 1999 | 5 km NE of Chauvigny, France | M3.4 | 137 km | 2 km |
| Jun 16, 2005 | 7 km N of Chaillac, France | M3.4 | 135 km | 10 km |
| Jun 25, 1996 | 6 km SSW of Le Blanc, France | M3.3 | 131 km | 5 km |
| May 6, 2000 | 11 km ENE of Chaillac, France | M3.3 | 135 km | 5 km |
| Mar 6, 1999 | 2 km W of Vienne-en-Val, France | M3.3 | 46 km | 4 km |
| Mar 30, 2002 | 7 km SSW of Bélâbre, France | M3.3 | 138 km | 5 km |
| Jul 6, 1990 | 4 km E of Le Blanc, France | M3.3 | 123 km | 11 km |
| Nov 14, 1997 | 4 km WNW of Châteaumeillant, France | M3.3 | 135 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 43°F (6°C) | 2.2 in | |
| February | 40°F (5°C) | 2.0 in | Coldest |
| March | 45°F (7°C) | 1.8 in | Driest |
| April | 50°F (10°C) | 1.9 in | |
| May | 57°F (14°C) | 2.5 in | Wettest |
| June | 63°F (17°C) | 1.9 in | |
| July | 69°F (20°C) | 2.0 in | Warmest |
| August | 67°F (19°C) | 1.9 in | |
| September | 61°F (16°C) | 2.2 in | |
| October | 53°F (12°C) | 2.3 in | |
| November | 45°F (7°C) | 2.4 in | |
| December | 40°F (5°C) | 2.2 in |
Mer has a seasonal temperature swing of 29°F / from 40°F in February to 69°F in July. Total annual precipitation is 25.3 inches, with May being the wettest month (2.5") and March the driest (1.8").