Lannion, France

Full City Profile

2.7 /5.0

C+ Fair

21,473 Population 1,267/sq mi density

98 ft Elevation 30 meters

53°F Avg Temperature 12°C

C+

Overall

2.7 / 5.0

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

Economy

1.9 / 5.0

$25,078 median income, 14.9% unemployment

Affordability

3.4 / 5.0

$144,400 home value, $722/mo rent

Lannion experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 43°F in January while summers reach 61°F in July. The area gets 214 sunny days per year. Annual precipitation totals 43.1 inches. The area receives 3.3 inches of snow annually.

Temperature

43°F Jan (6°C) 61°F Jul (16°C)

Annual Average	53.0°F
	2% below US avg
January Average	43°F (6°C)
July Average	61°F (16°C)
Sunny Days	214 days/yr

Geography

Elevation	98 ft (30 m)
Area	17.0 sq mi (43.9 km²)
Population Density	1,267/sq mi
Coordinates	48.7326°N, 3.4566°W
Timezone	Europe/Paris

Precipitation & Snow

Annual Rainfall 43.1"

13% above US avg

Snowfall 3.3"

Wettest Month (Dec) 4.65"

Driest Month (Jul) 1.77"

Air Quality

Earthquake History

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

Nov 21, 2013	1 km WSW of Plescop, France	M4.5	125 km
Sep 30, 2002	3 km W of Languidic, France	M4.2	102 km
Apr 30, 1990	5 km SE of Saint Helier, Jersey	M4.2	113 km
Sep 30, 2002	1 km E of Languidic, France	M4.1	103 km
Jul 11, 2014	23 km W of Saint Helier, Jersey	M3.9	89 km
Oct 11, 1995	1 km SSE of Querrien, France	M3.9	88 km
Apr 23, 2002	1 km ESE of Melgven, France	M3.8	96 km
Jul 18, 2004	6 km WSW of Groix, France	M3.8	125 km
Jul 11, 2002	3 km NW of Pluduno, France	M3.8	87 km
Feb 25, 2015	30 km SW of Saint Helier, Jersey	M3.7	83 km
Feb 19, 2020	3 km ESE of Brest, France	M3.7	83 km
Aug 17, 1995	28 km S of Salcombe, United Kingdom	M3.6	141 km
Aug 22, 1998	38 km SSE of Plobannalec-Lesconil, France	M3.6	143 km
May 3, 1999	1 km SE of Gouesnach, France	M3.5	104 km
May 14, 1994	0 km SE of Riec-sur-Belon, France	M3.5	102 km
Dec 11, 2013	6 km WSW of Le Faou, France	M3.5	78 km
Apr 22, 1995	6 km E of Binic, France	M3.5	55 km
Mar 21, 2003	10 km SE of Groix, France	M3.4	130 km
Sep 17, 1994	33 km NE of Plouézec, France	M3.4	65 km
Feb 9, 2005	2 km N of Plouay, France	M3.4	89 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	43°F (6°C)	4.6 in	Coldest
February	44°F (7°C)	3.7 in
March	47°F (8°C)	3.3 in
April	49°F (9°C)	2.5 in
May	54°F (12°C)	2.5 in
June	58°F (15°C)	2.1 in
July	61°F (16°C)	1.8 in	Driest
August	63°F (17°C)	2.1 in	Warmest
September	59°F (15°C)	3.0 in
October	55°F (13°C)	3.8 in
November	49°F (9°C)	4.6 in
December	46°F (8°C)	4.7 in	Wettest

Lannion has a seasonal temperature swing of 20°F / from 43°F in January to 63°F in August. Total annual precipitation is 38.4 inches, with December being the wettest month (4.7") and July the driest (1.8").

View full weather details →