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Weather & Climate in Saint-Aignan, France
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint-Aignan experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 44°F in January while summers reach 63°F in July / relatively mild seasonal variation. The area gets 246 sunny days per year, above the national average. Annual precipitation totals 39.4 inches. The city sits at an elevation of 272 feet.
Temperature
44°F Jan (7°C)
63°F Jul (17°C)
| Annual Average | 54.7°F |
| 1% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 63°F (17°C) |
| Sunny Days | 246 days/yr |
Geography
| Elevation | 272 ft (83 m) |
| Area | 12.0 sq mi (31.0 km²) |
| Population Density | 57/sq mi |
| Coordinates | 48.1817°N, 3.0137°W |
| Timezone | Europe/Paris |
Precipitation & Snow
Air Quality
Earthquake History
222 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 | 88 km | 10 km |
| Nov 21, 2013 | 1 km WSW of Plescop, France | M4.5 | 56 km | 4 km |
| Jun 22, 2005 | 2 km E of La Guérinière, France | M4.3 | 148 km | 10 km |
| Sep 30, 2002 | 3 km W of Languidic, France | M4.2 | 42 km | 10 km |
| Apr 30, 1990 | 5 km SE of Saint Helier, Jersey | M4.2 | 129 km | 22 km |
| Sep 30, 2002 | 1 km E of Languidic, France | M4.1 | 40 km | 4 km |
| Oct 11, 1995 | 1 km SSE of Querrien, France | M3.9 | 46 km | 10 km |
| Jul 11, 2014 | 23 km W of Saint Helier, Jersey | M3.9 | 116 km | 12 km |
| Jul 11, 2002 | 3 km NW of Pluduno, France | M3.8 | 66 km | 10 km |
| Mar 28, 2002 | 36 km WSW of Le Palais, France | M3.8 | 113 km | 15 km |
| Apr 7, 2005 | 18 km WNW of Noirmoutier-en-l'Île, France | M3.8 | 131 km | 0 km |
| Jul 18, 2004 | 6 km WSW of Groix, France | M3.8 | 75 km | 16 km |
| Apr 23, 2002 | 1 km ESE of Melgven, France | M3.8 | 67 km | 6 km |
| Feb 25, 2015 | 30 km SW of Saint Helier, Jersey | M3.7 | 102 km | 2 km |
| Feb 19, 2020 | 3 km ESE of Brest, France | M3.7 | 108 km | 10 km |
| Sep 28, 2017 | 1 km WNW of Tresbœuf, France | M3.6 | 113 km | 2 km |
| Aug 22, 1998 | 38 km SSE of Plobannalec-Lesconil, France | M3.6 | 106 km | 19 km |
| Dec 11, 2013 | 6 km WSW of Le Faou, France | M3.5 | 92 km | 2 km |
| May 3, 1999 | 1 km SE of Gouesnach, France | M3.5 | 87 km | 15 km |
| May 14, 1994 | 0 km SE of Riec-sur-Belon, France | M3.5 | 64 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 4.7 in | |
| February | 43°F (6°C) | 3.7 in | Coldest |
| March | 45°F (7°C) | 3.4 in | |
| April | 48°F (9°C) | 2.7 in | |
| May | 54°F (12°C) | 2.8 in | |
| June | 58°F (14°C) | 2.2 in | |
| July | 63°F (17°C) | 1.9 in | Warmest, Driest |
| August | 62°F (17°C) | 2.2 in | |
| September | 59°F (15°C) | 3.1 in | |
| October | 54°F (12°C) | 3.9 in | |
| November | 47°F (9°C) | 4.8 in | Wettest |
| December | 44°F (6°C) | 4.7 in |
Saint-Aignan has a seasonal temperature swing of 21°F / from 43°F in February to 63°F in July. Total annual precipitation is 40.1 inches, with November being the wettest month (4.8") and July the driest (1.9").