Brent crude recorded its largest monthly percentage increase since March, driven by persistent geopolitical risks across key energy corridors.
The benchmark contract settled up 1.2% to trade near $88 a barrel, reflecting sustained trader anxiety over potential supply disruptions.
The price action underscores the market's sensitivity to simmering conflicts in the Middle East and the Black Sea region.
Traders are grappling with the dual threat of Iranian military activity and broader regional instability, which continues to weigh on global supply confidence.
This repricing follows a sharp rally earlier in the week, where crude markets posted their largest two-day gain in four months amid reports of intensified military operations.
According to Handelsavisen archive coverage, oil prices have reached their highest levels since the start of the Iran conflict, highlighting the enduring impact of geopolitical friction on energy valuations.