South African motorists, particularly those reliant on diesel, are in for a challenging start to August as fuel prices are set to change once again. According to the latest data from the Central Energy Fund (CEF), a notable increase in diesel prices is on the cards, while petrol users can expect a small but welcome decrease.
Supply Strain Behind Diesel Hike
The sharp climb in diesel prices is largely driven by global supply pressures. Refineries in the United States and Europe have been shutting down or facing outages, creating a bottleneck in diesel availability. Those that remain operational are struggling to meet demand, compounding the strain on global diesel supply.
Contributing to this situation is the lingering effect of recent geopolitical tensions, especially in the Middle East. Although the conflict between Israel and Iran has cooled slightly, the uncertainty continues to threaten fuel exports from the Persian Gulf. On top of that, Saudi Arabia and Russia have led the largest OPEC+ output cuts, further tightening the market.
Extreme summer heat and the looming North Atlantic hurricane season could also disrupt fuel production in the U.S., adding another layer of risk.
Expected Price Adjustments – August 2025
Here’s what South African fuel users can expect in the first week of August:
| Fuel Type | Expected Price Change (per litre) |
|---|---|
| Petrol 93 | -28 cents |
| Petrol 95 | -24 cents |
| Diesel 0.05% sulphur | +66 cents |
| Diesel 0.005% sulphur | +65 cents |
While the increase in diesel will be painful for many especially in sectors like transport, agriculture, and logistics there is some relief in the form of cheaper petrol.
Global Factors: A Mixed Bag
Global oil prices have remained under pressure recently, influenced by ongoing trade discussions involving the United States. Encouragingly, these talks with both China and the European Union have not escalated into major disputes, helping to calm market volatility. However, fears still remain over a possible 30% tariff on EU exports to the U.S., which could reignite uncertainty.
Meanwhile, OPEC production is starting to pick up again, and refining margins have improved. This could help increase fuel availability in the coming months, offering hope for eventual price stabilization.
The local currency has also played a role in cushioning the blow. The Rand has strengthened by about 1.35% against the U.S. Dollar over the past month. A stronger Rand helps reduce the cost of fuel imports, which has contributed to the expected drop in petrol prices.
What This Means for South Africans
For now, diesel vehicle owners should prepare for higher costs at the pumps next week. The impact will likely be felt across various sectors that depend heavily on diesel-powered transport and machinery.
Petrol users, on the other hand, can enjoy a slight reprieve as both 93 and 95 octane fuels are set to become marginally more affordable. However, the broader picture remains uncertain, and any future developments be it geopolitical instability or economic shifts could still alter the course.
In the face of fluctuating global oil markets, South Africans are urged to stay informed and plan accordingly to avoid being caught off guard by sudden price hikes.
Related article: Fuel Levy Hike: South Africans Warned to Brace for Petrol and Diesel Price Increases in June
