Today’s Weather Forecast – 23 September 2025

Gauteng

Kicking off with Gauteng Today’s weather: the province will experience a pleasantly warm day. Johannesburg, Pretoria, and Soweto can anticipate highs reaching up to 26°C under mostly sunny skies during the afternoon. This morning, temperatures will start around 14°C, gradually rising as the day progresses. The evening may bring cooler temperatures down to 17°C in Johannesburg, with some clouds expected to develop overnight. Overall, a great day to enjoy outdoor activities, but keeping an eye on the evening clouds could be prudent.

Western Cape

In Cape Town, the weather takes a contrasting turn. Starting the day with a temperature of 16°C, residents will suffer through cloud cover leading to cooler and wetter conditions later in the day. Afternoon highs will only reach 19°C, accompanied by light rain showers as a cold front moves in. This is a clear indicator for residents to grab their umbrellas before stepping out. Other areas such as Stellenbosch and George will also see similar wet weather, making it a day for indoor activities or cozying up at home.

Light showers expected in the southern coastal region due to a cold front moving in.

KwaZulu-Natal

Moving to KwaZulu-Natal, the coastal province will see a significant amount of rainfall throughout the day. Durban’s forecast indicates early morning temperatures around 18°C with highs peaking at 21°C, but staying mostly rainy. Pietermaritzburg will have a slightly cooler range, with anticipated temperatures of 16°C in the morning and peaking at 20°C. Rain may persist into the evening, creating a moody atmosphere perfect for a warm beverage indoors.

Onshore flow bringing cooler and rainy weather to KZN and adjacent areas.

Eastern Cape

Heading south to the Eastern Cape, cities like Port Elizabeth and East London forecast a mix of sunny intervals and partial cloud cover. Port Elizabeth will enjoy pleasant morning temperatures of 15°C rising to 22°C by midday. East London will mirror this pattern, making it a fine day for outdoor activities in comparatively lovely weather, albeit with a return to cooler temperatures by late evening at 17°C.

Free State

In the Free State, Bloemfontein will see dry and stable conditions. Starting off at 12°C in the morning and climbing to 23°C by noon, residents should enjoy mostly sunny spells. The evening cools down to around 17°C, making for a comfortable night. Isolated thunderstorms are a possibility in certain areas, so extra caution is advised for those venturing outdoors.

Isolated thunderstorms possible in parts of Free State ahead of cold front.

Limpopo

Limpopo will bask in warm spring sunshine, particularly in cities like Polokwane, where temperatures will soar to 29°C, beginning at a cooler 14°C. Sunshine and vibrant weather make for an excellent day for outdoor engagements. Thohoyandou will experience similar warmth, with a sunny day expected throughout.

Seasonally hot with temperatures in mid to high 20s; fire danger warnings present.

Mpumalanga

In Mpumalanga, expect a mostly settled day with warm temperatures. Mbombela will see 15°C in the early morning, rising to a high of 30°C. This warmth makes for a splendid day outdoors. As night falls, temperatures will dip to 22°C under partly cloudy skies.

Mostly settled with hot afternoon temperatures.

North West

The North West province will follow suit with warm and sunny weather. Mahikeng and Rustenburg are expected to have temperatures ranging from 13°C in the morning to 27°C and 26°C, respectively, in the early afternoon. As always, watch out for the possibility of isolated thunderstorms as the heat builds.

Potential isolated thunderstorms; high fire danger conditions.

Northern Cape

Finally, in the Northern Cape, cities such as Kimberley and Upington will enjoy pleasant conditions. Kimberley starts at 12°C, climbing to 24°C later, while Upington will be a warm 28°C at its peak. Look out for thunderstorms later in the day but expect mostly dry conditions overall.

Thunderstorms forecast in Northern Cape; dry with warm daytime temps otherwise.

Summary

Today’s weather forecast reflects the diverse climatic patterns across South Africa. From the sunny warmth of Gauteng and Limpopo to the rainy spells in the Western Cape and KwaZulu-Natal, there’s something for everyone to plan around. Whether you’re heading outdoors or staying inside, be prepared with the right gear; grab an umbrella in coastal areas while enjoying the sun in the interior provinces.

For more detailed weather information, check the South African Weather Service and stay updated through their Twitter account. Stay informed, stay safe, and make the most of what the weather today has to offer!

Related: Today’s Weather Forecast – 22 September 2025