Lably
Skip to content

Western Cape

Province of South Africa

  • 22 min read
  • 10 chapters
12 apoštolů cestou na Lions Head - Signal Hill, Kapské Město, Jihoafrická republika
Pavel Špindler · CC BY 3.0

Related on Lably

Through Infrastructure, Graduation and Indian Ocean

About two-thirds of the province's residents live in the metropolitan area of Cape Town, which is also the provincial capital, and South Africa's second-largest city. The Western Cape was created in 1994 from part of the former Cape Province. The two largest cities are Cape Town and George.

The Western Cape is generally regarded as the best-run of South Africa's provinces, with a robust system of governance, proactive administration, high quality infrastructure, and strong political and civil accountability. The province also has South Africa's lowest unemployment rate, by a significant margin.

As of the third quarter of 2023, the Western Cape's total real GDP was R656.27 billion, translating to 14.2% of South Africa's total GDP. The province has had the strongest-performing provincial economy in South Africa for a decade, with average annual growth rates well above the national average. Purchasing power is also strong in the Western Cape, with GDP per capita in the province significantly higher than the national average.

Furthermore, the Western Cape has South Africa's highest secondary education graduation rate. In the 2024 Governance Performance Index (GPI), the Western Cape achieved the highest scores across all categories, by a large degree.

Cape Town, the capital of the Western Cape, has the country's highest household incomes, lowest rate of unemployment, highest level of infrastructure investment, strongest service delivery performance, largest tourism appeal, and most robust real estate market.

Geography

The Western Cape is roughly L-shaped, extending north and east from the Cape of Good Hope, in the southwestern corner of South Africa. It stretches about 400 kilometres (250 mi) northwards along the Atlantic coast and about 500 kilometres (300 mi) eastwards along the South African south coast (Southern Indian Ocean). It is bordered on the north by the Northern Cape and on the east by the Eastern Cape.

The total land area of the province is 129,462 square kilometres (49,986 sq mi), about 10.6% of the country's total. It is roughly the size of England or the State of Louisiana. Its capital city and largest city is Cape Town, and some other major cities include Stellenbosch, Worcester, Paarl, and George. The Garden Route and the Overberg are popular coastal tourism areas.

The Western Cape is the southernmost region of the African continent with Cape Agulhas as its southernmost point, only 3,800 kilometres (2,400 mi) from the Antarctic coastline. The coastline varies from sandy between capes, to rocky to steep and mountainous in places. The only natural harbour is Saldanha Bay on the west coast, about 140 kilometres (90 mi) north of Cape Town. However a lack of fresh water in the region meant that it has only recently been used as a harbour.

The province's main harbour was built in Table Bay, which in its natural state was fully exposed to the northwesterly storms that bring rain to the province in winter, as well as the almost uninterrupted dry southeasterly winds in summer. But fresh water coming off Table Mountain and Devil's Peak allowed the early European settlers to build Cape Town on the shores of this less than satisfactory anchorage.

Topography

The province is topographically exceptionally diverse. Most of the province falls within the Cape Fold Belt, a set of nearly parallel ranges of sandstone folded mountains of Cambrian-Ordovician age (the age of the rocks is from 510 to about 330 million years ago; their folding into mountains occurred about 350 to about 270 million years ago).

The height of the mountain peaks in the different ranges varies from 1,000 metres (3,300 ft) to 2,300 metres (7,500 ft). The valleys between ranges are generally very fertile, as they contain the weathered loamy soils of the Bokkeveld mudstones (see the diagrams below).

The far interior forms part of the Karoo. This region of the province is generally arid and hilly, with a prominent escarpment that runs close to the Province's most inland boundary.

Escarpment

The escarpment marks the southwestern edge of South Africa's central plateau (see the middle and bottom diagrams on the left). It runs parallel to the entire South African coastline, except in the very far northeast, where it is interrupted by the Limpopo River valley, and in the far northwest, where it is interrupted by the Orange River valley. The 1,000-kilometre-long (620 mi) northeastern stretch of the escarpment is called the Drakensberg, which is geographically and geologically quite distinct from the Cape Fold Mountains, which originated much earlier and totally independently of the origin of the escarpment.

Rivers

The principal rivers of the province are the Berg and Olifants which drain into the Atlantic Ocean, and the Breede and Gourits which drain into the Indian Ocean.

Flora

The vegetation of the region is also extremely diverse, with one of the world's six floral kingdoms almost exclusively endemic to the province, namely the Cape Floral Kingdom, most of which is covered by Fynbos (from the Afrikaans meaning "Fine Bush" (Dutch: Fijnbos), though precisely how it came to be referred to as such, is uncertain.).

These evergreen heathlands are extremely rich in species diversity, with at least as many plant species occurring on Table Mountain as in the entire United Kingdom. It is characterised by various types of shrubs, thousands of herbaceous flowering plant species and some grasses. With the exception of the silver tree (Leucadendron argenteum), which only grows on the granite and clay soils of the Cape Peninsula, open fynbos is generally treeless aside from the wetter mountain ravines where patches of Afrotemperate forest persist.

The arid interior is dominated by Karoo drought-resistant shrubbery. The West Coast and Little Karoo are semi-arid regions and are typified by many species of succulents and drought-resistant shrubs and acacia trees.

The Garden Route on the south coast (between the Outeniqua Mountains and the Southern Indian Ocean) is extremely lush, with temperate rainforest (or Afromontane Forest) covering many areas adjacent to the coast, in the deep river valleys and along the southern slopes of the Outeniqua mountain range. Typical species are hardwoods of exceptional height, such as Yellowwood, Stinkwood and Ironwood trees.

Climate

The Western Cape is climatologically diverse, with many distinct micro- and macroclimates created by the varied topography and the influence of the surrounding ocean currents. These are the warm Agulhas Current which flows southwards along South Africa's east coast, and the cold Benguela Current which is an upwelling current from the depths of the South Atlantic Ocean along South Africa's west coast.

Thus, climatic statistics can vary greatly over short distances. Most of the province is considered to have a Mediterranean climate with cool, wet winters and warm, dry summers.

Both the Great Karoo and Little Karoo, in the interior, have an arid to semi-arid climate with cold, frosty winters and hot summers with occasional thunderstorms. The Garden Route and the Overberg on the south coast have a maritime climate with cool, moist winters and mild, moist summers. Mossel Bay in the Garden Route is considered to have the second mildest climate worldwide after Hawaii. The La Niña phase of the El Niño-Southern Oscillation cycle tends to increase rainfall in this region in the dry season (November to April).

The effects of El Niño on rainfall in southern Africa differ between the summer and winter rainfall areas. Winter rainfall areas tend to get higher rainfall than normal and summer rainfall areas tend to get less rain. The effect on the summer rainfall areas is stronger and has led to severe drought in strong El Niño events.

Sea surface temperatures off the west and south coasts of South Africa are affected by ENSO via changes in surface wind strength. During El Niño the south-easterly winds driving upwelling are weaker which results in warmer coastal waters than normal, while during La Niña the same winds are stronger and cause colder coastal waters.

These effects on the winds are part of large scale influences on the tropical Atlantic and the South Atlantic High-pressure system, and changes to the pattern of westerly winds further south. There are other influences not known to be related to ENSO of similar importance. Some ENSO events do not lead to the expected changes.

Thunderstorms are generally rare in the province (except in the Karoo) with most precipitation being of a frontal or orographic nature. Extremes of heat and cold are common inland, but rare near the coast. Snow is a common winter occurrence on the Western Cape Mountains occasionally reaching down into the more inland valleys. Otherwise, frost is relatively rare in coastal areas and many of the heavily cultivated valleys.

Sign in to keep reading

9 more chapters are free with a Lably account.

More in Regions and countries