Les Ulis, France

Full City Profile

1.6 /5.0

D Poor

25,785 Population 12,893/sq mi density

285 ft Elevation 87 meters

55°F Avg Temperature 13°C

Overall

1.6 / 5.0

Below average overall score based on economy, affordability, safety and education

Economy

1.4 / 5.0

$21,546 median income, 13.9% unemployment

Affordability

1.7 / 5.0

$188,600 home value, $943/mo rent

Les Ulis experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 42°F in January while summers reach 67°F in July. The area gets 231 sunny days per year. Annual precipitation totals 32.8 inches. The area receives 2.1 inches of snow annually.

Temperature

42°F Jan (5°C) 67°F Jul (20°C)

Annual Average	54.6°F
	1% above US avg
January Average	42°F (5°C)
July Average	67°F (20°C)
Sunny Days	231 days/yr

Geography

Elevation	285 ft (87 m)
Area	2.0 sq mi (5.2 km²)
Population Density	12,893/sq mi
Coordinates	48.6817°N, 2.1694°W
Timezone	Europe/Paris

Precipitation & Snow

Annual Rainfall 32.8"

14% below US avg

Snowfall 2.1"

Wettest Month (May) 2.48"

Driest Month (Aug) 1.69"

Air Quality

Earthquake History

15 earthquakes (M2.5+) within 150 km since 1990. Strongest: M3.8. Most recent: M3.1 on Jun 1, 2005.

Jan 25, 1993	7 km SSE of Souesmes, France	M3.8	143 km
Mar 6, 1999	2 km W of Vienne-en-Val, France	M3.3	98 km
Oct 25, 1998	6 km NNE of Montdidier, France	M3.2	118 km
Feb 22, 1999	France	M3.1	110 km
Jun 1, 2005	3 km N of Grandvilliers, France	M3.1	114 km
Jan 20, 1992	9 km NNW of Château-Renault, France	M3.0	150 km
Jan 5, 1994	0 km SSE of Saint-Martin-de-Boscherville, France	M2.7	121 km
Dec 24, 1997	8 km WSW of Savigny-en-Sancerre, France	M2.7	148 km
May 21, 2003	France	M2.7	148 km
Nov 3, 2000	5 km ESE of Ouzouer-le-Marché, France	M2.6	98 km
Jan 26, 2000	3 km N of Neuvy-sur-Barangeon, France	M2.6	149 km
Dec 13, 1992	1 km SW of La Mailleraye-sur-Seine, France	M2.5	135 km
Jan 12, 1999	5 km ESE of Ouzouer-le-Marché, France	M2.5	97 km
Jun 11, 1997	4 km NE of Voves, France	M2.5	56 km
Jun 22, 1999	5 km NNE of Oisemont, France	M2.5	149 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	42°F (5°C)	2.1 in
February	40°F (4°C)	1.9 in	Coldest
March	45°F (7°C)	1.9 in
April	50°F (10°C)	2.1 in
May	57°F (14°C)	2.5 in	Wettest
June	62°F (17°C)	2.1 in
July	67°F (20°C)	2.3 in	Warmest
August	67°F (19°C)	1.7 in	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

Les Ulis has a seasonal temperature swing of 27°F / from 40°F in February to 67°F in July. Total annual precipitation is 25.3 inches, with May being the wettest month (2.5") and August the driest (1.7").

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