South Africa Weather Today – Saturday, 30 May 2026
Johannesburg will experience clear skies and mild winter conditions on Saturday, with temperatures ranging between 10°C and 19°C. A high-pressure system continues to dominate much of the country, bringing settled weather to most provinces. Mpumalanga records the warmest conditions at 25°C, while the Free State registers the coolest morning minimum of 6°C. Clear skies prevail across seven of the nine provinces, with only partial cloud cover reported along the eastern seaboard and the Western Cape coast.
What This Means for Your Day
Early risers should prepare for cold conditions, particularly in the Free State and interior regions where overnight temperatures have dipped into single digits. Layer clothing for the morning commute, as temperatures will climb steadily through mid-morning. The afternoon will be comfortable in most areas, though residents in Mpumalanga and the Northern Cape should expect warmer conditions. Cape Town faces brisk south-easterly winds reaching 16 km/h, making coastal areas feel cooler than the recorded temperature suggests.
South Africa Weather Highlights
- Warmest maximum: Mpumalanga at 25°C, followed by North West and Northern Cape at 23°C
- Coolest minimum: Free State at 6°C
- Clearest conditions: Limpopo, Gauteng, North West, Free State, Northern Cape and Eastern Cape
- Strongest winds: Cape Town with south-easterly gusts at 16 km/h
What to Expect Across the Provinces
Gauteng
Johannesburg and Pretoria enjoy clear skies with temperatures between 10°C and 19°C. Light northerly winds at 5 km/h will not affect outdoor activities. Humidity sits at a comfortable 50%, with no precipitation expected throughout the day.
Limpopo
Polokwane experiences clear conditions with temperatures ranging from 11°C to 21°C. North-easterly winds at 8 km/h accompany humidity levels of 68%. The province benefits from stable atmospheric pressure at 1026 hPa, ensuring continued settled weather.
Mpumalanga
Mbombela faces overcast skies but remains dry, with the day’s warmest temperatures spanning 15°C to 25°C. Light north-easterly winds at 3 km/h provide minimal relief from afternoon warmth. Humidity reaches 66%, creating slightly muggy conditions under the cloud cover.
North West
Mahikeng sees uninterrupted sunshine with temperatures climbing from 10°C to 23°C. North-north-easterly winds blow gently at 4 km/h. Low humidity at 47% creates crisp, dry air ideal for outdoor work and leisure activities.
Free State
Bloemfontein records the sharpest temperature variation, starting at 6°C before reaching 20°C by afternoon. Clear skies dominate, but north-north-easterly winds pick up to 10 km/h. Residents should prepare for the significant temperature swing between dawn and midday.
KwaZulu-Natal
Durban encounters scattered clouds with milder coastal temperatures between 18°C and 22°C. South-easterly winds at 8 km/h bring moisture off the Indian Ocean, pushing humidity to 71%. No rain is forecast, but cloud cover will limit direct sunshine along the coast.
Northern Cape
Kimberley enjoys clear skies and a wide temperature range from 14°C to 23°C. North-north-easterly winds strengthen to 14 km/h, the second-highest wind speed nationally. Humidity remains low at 39%, typical of the province’s arid interior climate.
Eastern Cape
Gqeberha benefits from clear conditions with temperatures between 14°C and 20°C. North-north-easterly winds blow at 10 km/h, while humidity levels sit at 69%. The coastal city sees stable pressure at 1024 hPa, ensuring calm weather through the evening.
Western Cape
Cape Town faces broken clouds and temperatures ranging from 14°C to 18°C. South-south-easterly winds reach 16 km/h, the strongest in the country today, driven by the persistent high-pressure cell over the interior. Humidity climbs to 78%, making conditions feel cooler than the thermometer indicates. Windbreakers are recommended for anyone spending time outdoors.
Weekend Outlook
Sunday will mirror Saturday’s conditions across most of the country, with Johannesburg maintaining clear skies and temperatures between 12°C and 19°C. Mpumalanga remains overcast but dry. The settled pattern extends into early next week, with Monday and Tuesday showing identical forecasts for Johannesburg. A shift arrives midweek Wednesday when cloud cover increases across the interior, signalling a potential change in the weather regime as June begins.
Weather Tips for Today
- Dress in layers to manage the 10°C to 15°C morning-to-afternoon temperature climb in the interior provinces
- Apply sunscreen in clear-sky provinces where UV exposure will be significant despite cooler air temperatures
- Secure loose outdoor items in Cape Town and the Northern Cape where winds exceed 14 km/h
- Take advantage of dry conditions for outdoor maintenance, washing or travel across all nine provinces
- Keep warm clothing accessible for Free State residents facing near-freezing overnight lows
The national average temperature stands at 17°C, reflecting the settled mid-winter pattern across South Africa.
Useful Weather and Travel Links
Looking for more to do after checking the forecast? Explore the latest events in Gauteng and plan your day around the weather.
You can also browse our weather category for more South Africa weather updates and recent forecast articles.
For official forecasting and weather advisories, visit the South African Weather Service.
