Coastline:
120 km

Maritime claims: territorial sea: 12 nm exclusive economic zone: 200 nm

Climate:
cold and wet, with much mist and fog; spring and autumn are windy

Terrain:
mostly barren rock

Elevation extremes: lowest point: Atlantic Ocean 0 m highest point: Morne de la Grande Montagne 240 m

Natural resources: fish, deepwater ports

Land use: arable land: 12.5% permanent crops: 0% other: 87.5% (2005)

Irrigated land:
NA

Natural hazards:
persistent fog throughout the year can be a maritime hazard

Environment - current issues: recent test drilling for oil in waters around Saint Pierre and Miquelon may bring future development that would impact the environment