Groix, France

Full City Profile

2.4 /5.0

C Fair

2,429 Population 425/sq mi density

128 ft Elevation 39 meters

54°F Avg Temperature 12°C

Overall

2.4 / 5.0

Fair overall score based on economy, affordability, safety and education

Economy

1.8 / 5.0

$24,030 median income, 13.1% unemployment

Affordability

3.1 / 5.0

$154,000 home value, $770/mo rent

Groix experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 45°F in January while summers reach 64°F in July. The area gets 271 sunny days per year. Annual precipitation totals 36.0 inches. The area receives 0.0 inches of snow annually.

Temperature

45°F Jan (7°C) 64°F Jul (18°C)

Annual Average	54.1°F
	0% below US avg
January Average	45°F (7°C)
July Average	64°F (18°C)
Sunny Days	271 days/yr

Geography

Elevation	128 ft (39 m)
Area	5.7 sq mi (14.8 km²)
Population Density	425/sq mi
Coordinates	47.6389°N, 3.4543°W
Timezone	Europe/Paris

Precipitation & Snow

Annual Rainfall 36.0"

5% below US avg

Snowfall 0.0"

Wettest Month (Nov) 4.72"

Driest Month (Jul) 1.54"

Air Quality

Earthquake History

217 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.6. Most recent: M3.7 on Feb 19, 2020.

Mar 13, 1993	1 km WSW of Pénestin, France	M4.6	74 km
Nov 21, 2013	1 km WSW of Plescop, France	M4.5	47 km
Jun 22, 2005	2 km E of La Guérinière, France	M4.3	120 km
Sep 30, 2002	3 km W of Languidic, France	M4.2	28 km
Sep 30, 2002	1 km E of Languidic, France	M4.1	32 km
Oct 11, 1995	1 km SSE of Querrien, France	M3.9	35 km
Apr 23, 2002	1 km ESE of Melgven, France	M3.8	40 km
Mar 28, 2002	36 km WSW of Le Palais, France	M3.8	45 km
Jul 18, 2004	6 km WSW of Groix, France	M3.8	7 km
Jul 11, 2002	3 km NW of Pluduno, France	M3.8	132 km
Apr 7, 2005	18 km WNW of Noirmoutier-en-l'Île, France	M3.8	96 km
Feb 19, 2020	3 km ESE of Brest, France	M3.7	110 km
Aug 22, 1998	38 km SSE of Plobannalec-Lesconil, France	M3.6	44 km
Sep 28, 2017	1 km WNW of Tresbœuf, France	M3.6	144 km
Sep 17, 1996	3 km NW of Soullans, France	M3.6	146 km
Aug 24, 1996	59 km SSW of Guilvinec, France	M3.5	89 km
Apr 22, 1995	6 km E of Binic, France	M3.5	120 km
Dec 11, 2013	6 km WSW of Le Faou, France	M3.5	92 km
May 14, 1994	0 km SE of Riec-sur-Belon, France	M3.5	28 km
May 3, 1999	1 km SE of Gouesnach, France	M3.5	56 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	45°F (7°C)	4.4 in	Coldest
February	45°F (7°C)	3.5 in
March	48°F (9°C)	2.9 in
April	51°F (10°C)	2.3 in
May	56°F (13°C)	2.4 in
June	61°F (16°C)	1.8 in
July	64°F (18°C)	1.5 in	Driest
August	65°F (18°C)	1.9 in	Warmest
September	61°F (16°C)	2.7 in
October	56°F (13°C)	3.4 in
November	50°F (10°C)	4.7 in	Wettest
December	47°F (8°C)	4.4 in

Groix has a seasonal temperature swing of 20°F / from 45°F in January to 65°F in August. Total annual precipitation is 36.0 inches, with November being the wettest month (4.7") and July the driest (1.5").

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