Charles Esther
Gauteng will be fine and cool throughout the day.
The UVB Sunburn Index is high, so sun protection is strongly recommended.
Gauteng is the smallest province by area, measuring only 18,178 square kilometers.
Despite its size, it has the highest population in South Africa, with around 16 million people.
Johannesburg is the administrative capital of Gauteng, located at 25°44′46″S 28°11′17″E.
Mpumalanga Weather and UVB Forecast
Mpumalanga will experience fine and cool weather, with warm and partly cloudy conditions expected in the Lowveld.
It is the second smallest province in land area, covering 76,495 square kilometers.
With a population of about 4.7 million, it ranks sixth in South Africa.
The capital of Mpumalanga is Mbombela, formerly called Nelspruit, located at 25°27′57″S 30°59′07″E.
Limpopo Weather and UVB Forecast
Limpopo will be fine and cool to warm, but partly cloudy skies are expected in the Lowveld.
This province is the fifth largest by area, spanning 125,754 square kilometers.
It is also the fifth most populous, with an estimated population of 5.9 million.
Polokwane is the capital city, located at 23°54′00″S 29°27′00″E.
North West Weather and UVB Forecast
Morning fog patches are expected over the western areas of North West.
The rest of the day will be fine, windy, and cool.
North West ranks sixth in size with an area of 104,882 square kilometers.
It is the seventh most populous province with around 4.2 million residents.
Mahikeng is the capital of the province, located at 25°51′56″S 25°38′37″E.
Free State Weather and UVB Forecast
The Free State will see morning fog in the northwest before clearing to fine, windy, and cool to cold weather.
It is the third largest province, covering 129,825 square kilometers.
It is the second smallest in terms of population, with about 2.9 million people.
Bloemfontein is the capital and also serves as South Africa’s judicial capital, located at 29°07′S 26°13′E.
Northern Cape Weather and UVB Forecast
The Northern Cape will have morning fog in places, followed by fine and cool to cold weather.
Very cold conditions are expected over the southern high ground.
This is South Africa’s largest province, spanning 372,889 square kilometers.
It is also the least populated with only 1.3 million residents.
Kimberley is the capital city, located at 28°44′18″S 24°45′50″E.
Coastal winds will shift from light north-westerly to moderate south-westerly in the afternoon.
Western Cape Weather and UVB Forecast
The Western Cape will be fine in the northeast, with the rest of the province seeing partly cloudy and cool to cold weather.
Isolated showers and rain are possible in the southwest.
The UVB Sunburn Index is low.
This province is the fourth largest, covering 129,449 square kilometers.
It is the third most populous province with about 7.2 million people.
Cape Town is the capital city, located at 33°55′31″S 18°25′26″E.
The coast will experience fresh to strong winds from the west to northwest.
Eastern Cape Weather and UVB Forecast
The western half of the Eastern Cape will be fine and cool to cold with morning frost in the northeast.
It will be partly cloudy along the coast, with winds shifting from north-westerly to south-westerly.
The eastern half will also be fine and cool, becoming cold with morning frost in the north.
Winds will shift from westerly to north-easterly later in the afternoon.
This is the second-largest province at 168,966 square kilometers.
It is the fourth most populous with around 6.7 million residents.
Bhisho is the capital, located at 32°50′58″S 27°26′17″E.
KwaZulu-Natal Weather and UVB Forecast
KwaZulu-Natal will have fog patches in the interior during the morning.
The rest of the day will be partly cloudy and cool to cold, with isolated showers along the coast and nearby areas.
The UVB Sunburn Index is low.
This province is the seventh largest by area, at 94,361 square kilometers.
It is the second most populous province, with around 11.5 million people.
Pietermaritzburg is the capital city, located at 29°37′S 30°23′E.
Coastal winds will be light to moderate, blowing from the north to northeast.
Impact-Based Weather Warnings
A Yellow Level 2 warning is in place for damaging waves between Saldanha Bay and Plettenberg Bay.
These waves may cause difficulty in navigation and pose a danger to beachgoers and rock anglers.
This warning remains in effect until Saturday morning, June 21, 2025.
A Yellow Level 1 warning has been issued for the coastal area between Plettenberg Bay and Port Alfred.
Similar risks apply, including disruption to ports and beach activities.
Fire Danger and Cold Weather Advisory
There are no fire danger warnings for today.
However, very cold conditions are expected through Friday, June 20, 2025.
Temperatures may remain below 10°C in parts of the Western Cape interior and Namakwa District in the Northern Cape.
