Fontenay-lès-Briis

Fontenay-lès-Briis (French pronunciation: [fɔ̃tnɛ lɛ bʁi] ^ⓘ, literally Fontenay near Briis) is a commune in the Essonne department in Île-de-France in northern France.

Fontenay-lès-Briis
Commune
The town hall of Fontenay
Location of Fontenay-lès-Briis
Fontenay-lès-Briis Show map of France Fontenay-lès-Briis Show map of Île-de-France (region)
Coordinates: 48°37′09″N 2°09′22″E
Country	France
Region	Île-de-France
Department	Essonne
Arrondissement	Palaiseau
Canton	Dourdan
Intercommunality	Pays de Limours
Government
• Mayor (2020–2026)	Thierry Degivry[1]
Area 1	9.72 km2 (3.75 sq mi)
Population  (2022)[2]	2,322
• Density	240/km2 (620/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	91243 /91640
Elevation	59–170 m (194–558 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

History

The village of Fontenay-lès-Briis is mentioned in the charter of Clotilde, dated to 10 March 673, founding a nunnery at Bruyères-le-Châtel.

Geography

Climate

Fontenay-lès-Briis has an oceanic climate (Köppen climate classification Cfb). The average annual temperature in Fontenay-lès-Briis is 11.6 °C (52.9 °F). The average annual rainfall is 696.0 mm (27.40 in) with December as the wettest month. The temperatures are highest on average in July, at around 19.8 °C (67.6 °F), and lowest in January, at around 4.4 °C (39.9 °F). The highest temperature ever recorded in Fontenay-lès-Briis was 42.5 °C (108.5 °F) on 25 July 2019; the coldest temperature ever recorded was −18.0 °C (−0.4 °F) on 17 January 1985.

Climate data for Fontenay-lès-Briis (1991−2020 normals, extremes 1964−2021)
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Record high °C (°F)	16.5 (61.7)	20.7 (69.3)	24.9 (76.8)	29.2 (84.6)	32.5 (90.5)	37.5 (99.5)	42.5 (108.5)	40.2 (104.4)	34.8 (94.6)	30.0 (86.0)	21.5 (70.7)	17.3 (63.1)	42.5 (108.5)
Mean daily maximum °C (°F)	7.3 (45.1)	8.5 (47.3)	12.6 (54.7)	16.3 (61.3)	20.1 (68.2)	23.5 (74.3)	26.1 (79.0)	26.0 (78.8)	21.8 (71.2)	16.6 (61.9)	10.9 (51.6)	7.6 (45.7)	16.4 (61.5)
Daily mean °C (°F)	4.4 (39.9)	4.9 (40.8)	7.9 (46.2)	10.7 (51.3)	14.3 (57.7)	17.5 (63.5)	19.8 (67.6)	19.6 (67.3)	16.0 (60.8)	12.1 (53.8)	7.6 (45.7)	4.8 (40.6)	11.6 (52.9)
Mean daily minimum °C (°F)	1.5 (34.7)	1.2 (34.2)	3.1 (37.6)	5.0 (41.0)	8.6 (47.5)	11.6 (52.9)	13.4 (56.1)	13.2 (55.8)	10.2 (50.4)	7.7 (45.9)	4.4 (39.9)	2.1 (35.8)	6.8 (44.2)
Record low °C (°F)	−18.0 (−0.4)	−13.5 (7.7)	−10.8 (12.6)	−6.0 (21.2)	−1.5 (29.3)	1.1 (34.0)	4.3 (39.7)	3.7 (38.7)	0.5 (32.9)	−4.1 (24.6)	−10.4 (13.3)	−16.5 (2.3)	−18.0 (−0.4)
Average precipitation mm (inches)	54.2 (2.13)	48.6 (1.91)	50.4 (1.98)	47.5 (1.87)	69.0 (2.72)	58.0 (2.28)	61.1 (2.41)	62.6 (2.46)	50.9 (2.00)	61.2 (2.41)	61.2 (2.41)	71.3 (2.81)	696.0 (27.40)
Average precipitation days (≥ 1.0 mm)	11.2	10.4	9.7	9.0	9.4	8.6	7.5	7.8	7.6	10.1	11.6	12.6	115.5
Source: Météo-France[3]

Population

Historical population

Year	Pop.	±% p.a.
1968	929	—
1975	1,168	+3.32%
1982	1,204	+0.43%
1990	1,567	+3.35%
1999	1,707	+0.96%
2007	1,713	+0.04%
2012	1,882	+1.90%
2017	2,149	+2.69%
Source: INSEE[4]

Inhabitants of Fontenay-lès-Briis are known as Fontenois in French.

See also

• Communes of the Essonne department