A coastal suburb situated some 2 miles (3.2 km) northwest ofLe Havre city centre, at the junction of the D147 and the D940. TheEnglish Channel forms the western border of the commune.
Sainte-Adresse has anoceanic climate (Köppen climate classificationCfb). The average annual temperature in Sainte-Adresse is 11.8 °C (53.2 °F). The average annual rainfall is 789.8 mm (31.09 in) with December as the wettest month. The temperatures are highest on average in August, at around 18.4 °C (65.1 °F), and lowest in January, at around 5.7 °C (42.3 °F). The highest temperature ever recorded in Sainte-Adresse was 38.2 °C (100.8 °F) on 18 July 2022; the coldest temperature ever recorded was −13.8 °C (7.2 °F) on 17 January 1985.
Climate data for Sainte-Adresse(Cap-de-la-Heve,[3] altitude 100m, 1991–2020 normals, extremes 1891–present)
Quarterly, 1 and 4, azure a tower argent masoned sable, 2 and 3 gules an escallop Or; a cross Or surmounted by an inescutcheon tierced in pale sable, Or and gules.
The oldest known name of the commune was "Caput Caleti" mentioned in 1240. Later known asSaint-Denis-Chef-de-Caux, named after an ancient place of worship and its position on the cape. In 1415,Henry V landed with his fleet, to claim the throne of France.
Starting in 1905,Georges Dufayel, a Parisian businessman, created a residential seaside resort known asNice havrais (the "Nice of Le Havre"), at Sainte Adresse. The local architect Ernest Daniel directed operations. TheAvenue de Regatta on the waterfront is designed in the image of thepromenade des Anglais inNice.
DuringWorld War I, Sainte-Adresse was the administrative capital ofBelgium.[6] The Belgian government in exile was installed from October 1914 to November 1918 in the Dufayel building, named after the businessman who had built it in 1911. It had at its disposal a post office using Belgianpostage stamps.
DuringWorld War II, the Germans built several fortifications here for theAtlantic Wall, to defend the port of Le Havre.