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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. The area gets 249 sunny days per year, above the national average. 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) |
| Sunny Days | 249 days/yr |
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°W |
| 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").