Chantonnay

Commune in Pays de la Loire, France

Coat of arms

Location of Chantonnay

(2020–2026) Isabelle Moinet^[1]Area

82.91 km² (32.01 sq mi)Population

(2021)^[2]

8,447 • Density100/km² (260/sq mi)Time zoneUTC+01:00 (CET) • Summer (DST)UTC+02:00 (CEST)INSEE/Postal code

85051 /85110

Elevation18–112 m (59–367 ft)¹ French Land Register data, which excludes lakes, ponds, glaciers > 1 km² (0.386 sq mi or 247 acres) and river estuaries.

Chantonnay (French: [ʃɑ̃tɔnɛ]) is a commune in the Vendée department in the Pays de la Loire region in western France.

Geography

The river Lay flows southwestward through the commune and forms part of its eastern and southern borders.

Climate

Chantonnay has a oceanic climate (Köppen climate classification Cfb). The average annual temperature in Chantonnay is 12.3 °C (54.1 °F). The average annual rainfall is 876.9 mm (34.52 in) with November as the wettest month. The temperatures are highest on average in July, at around 19.9 °C (67.8 °F), and lowest in January, at around 5.4 °C (41.7 °F). The highest temperature ever recorded in Chantonnay was 41.3 °C (106.3 °F) on 27 June 2019; the coldest temperature ever recorded was −17.0 °C (1.4 °F) on 15 February 1956.

Climate data for Chantonnay (1981−2010 normals, extremes 1951−present)
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Record high °C (°F)	16.7 (62.1)	24.0 (75.2)	26.8 (80.2)	30.3 (86.5)	35.0 (95.0)	41.3 (106.3)	39.8 (103.6)	41.0 (105.8)	35.2 (95.4)	31.6 (88.9)	22.8 (73.0)	19.0 (66.2)	41.3 (106.3)
Mean daily maximum °C (°F)	8.6 (47.5)	10.0 (50.0)	13.4 (56.1)	15.1 (59.2)	20.1 (68.2)	23.9 (75.0)	26.1 (79.0)	26.1 (79.0)	22.9 (73.2)	17.8 (64.0)	12.2 (54.0)	9.0 (48.2)	17.2 (63.0)
Daily mean °C (°F)	5.4 (41.7)	5.9 (42.6)	8.5 (47.3)	10.7 (51.3)	14.6 (58.3)	18.0 (64.4)	19.9 (67.8)	19.8 (67.6)	16.9 (62.4)	13.3 (55.9)	8.6 (47.5)	5.8 (42.4)	12.3 (54.1)
Mean daily minimum °C (°F)	2.2 (36.0)	1.8 (35.2)	3.7 (38.7)	5.4 (41.7)	9.1 (48.4)	12.0 (53.6)	13.7 (56.7)	13.5 (56.3)	10.8 (51.4)	8.8 (47.8)	4.9 (40.8)	2.6 (36.7)	7.4 (45.3)
Record low °C (°F)	−15.0 (5.0)	−17.0 (1.4)	−11.2 (11.8)	−5.0 (23.0)	−3.0 (26.6)	1.0 (33.8)	3.0 (37.4)	3.0 (37.4)	0.0 (32.0)	−4.4 (24.1)	−8.0 (17.6)	−12.5 (9.5)	−17.0 (1.4)
Average precipitation mm (inches)	97.5 (3.84)	67.4 (2.65)	63.5 (2.50)	67.3 (2.65)	62.6 (2.46)	44.0 (1.73)	49.9 (1.96)	45.2 (1.78)	73.2 (2.88)	106.9 (4.21)	96.3 (3.79)	103.1 (4.06)	876.9 (34.52)
Average precipitation days (≥ 1.0 mm)	13.2	10.4	11.0	10.9	10.4	7.1	7.2	6.7	8.4	12.3	13.1	13.3	123.9
Source: Météo-France^[3]

Population

Historical population
Year	Pop.	±% p.a.
1968	6,172	—
1975	6,991	+1.80%
1982	7,235	+0.49%
1990	7,458	+0.38%
1999	7,541	+0.12%
2007	8,040	+0.80%
2012	8,306	+0.65%
2017	8,318	+0.03%
Source: INSEE^[4]

References

^ "Répertoire national des élus: les maires" (in French). data.gouv.fr, Plateforme ouverte des données publiques françaises. 13 September 2022.
^ "Populations légales 2021". The National Institute of Statistics and Economic Studies. 28 December 2023.
^ "Fiche Climatologique Statistiques 1981-2010 et records" (PDF) (in French). Météo-France. Retrieved September 12, 2022.
^ Population en historique depuis 1968, INSEE