Marly-le-Roi, France

Full City Profile

2.8 /5.0

C+ Fair

17,404 Population 5,405/sq mi density

545 ft Elevation 166 meters

53°F Avg Temperature 12°C

C+

Overall

2.8 / 5.0

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

C+

Economy

2.6 / 5.0

$33,772 median income, 8.4% unemployment

C+

Affordability

2.9 / 5.0

$224,600 home value, $1,123/mo rent

Marly-le-Roi experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 41°F in January while summers reach 66°F in July. The area gets 234 sunny days per year. Annual precipitation totals 35.2 inches. The area receives 1.6 inches of snow annually.

Temperature

41°F Jan (5°C) 66°F Jul (19°C)

Annual Average	53.4°F
	1% below US avg
January Average	41°F (5°C)
July Average	66°F (19°C)
Sunny Days	234 days/yr

Geography

Elevation	545 ft (166 m)
Area	3.2 sq mi (8.3 km²)
Population Density	5,405/sq mi
Coordinates	48.8667°N, 2.0833°W
Timezone	Europe/Paris

Precipitation & Snow

Annual Rainfall 35.2"

7% below US avg

Snowfall 1.6"

Wettest Month (May) 2.36"

Driest Month (Aug) 1.65"

Air Quality

Earthquake History

11 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.3. Most recent: M3.1 on Jun 1, 2005.

Mar 6, 1999	2 km W of Vienne-en-Val, France	M3.3	119 km
Aug 29, 1992	2 km ESE of Radon, France	M3.2	149 km
Oct 25, 1998	6 km NNE of Montdidier, France	M3.2	100 km
Feb 22, 1999	France	M3.1	114 km
Jun 1, 2005	3 km N of Grandvilliers, France	M3.1	93 km
Jan 5, 1994	0 km SSE of Saint-Martin-de-Boscherville, France	M2.7	103 km
Nov 3, 2000	5 km ESE of Ouzouer-le-Marché, France	M2.6	115 km
Dec 13, 1992	1 km SW of La Mailleraye-sur-Seine, France	M2.5	118 km
Jan 12, 1999	5 km ESE of Ouzouer-le-Marché, France	M2.5	113 km
Jun 11, 1997	4 km NE of Voves, France	M2.5	70 km
Jun 22, 1999	5 km NNE of Oisemont, France	M2.5	128 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	41°F (5°C)	2.1 in
February	40°F (5°C)	1.8 in	Coldest
March	45°F (7°C)	1.9 in
April	50°F (10°C)	2.0 in
May	57°F (14°C)	2.4 in	Wettest
June	62°F (17°C)	2.1 in
July	66°F (19°C)	2.2 in
August	66°F (19°C)	1.7 in	Warmest, Driest
September	60°F (16°C)	2.1 in
October	53°F (12°C)	2.3 in
November	45°F (7°C)	2.1 in
December	41°F (5°C)	2.3 in

Marly-le-Roi has a seasonal temperature swing of 26°F / from 40°F in February to 66°F in August. Total annual precipitation is 24.7 inches, with May being the wettest month (2.4") and August the driest (1.7").

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