Energy Bills Predicted to Surge by £332, Reaching Highest Levels Since 2023
Average annual energy bills are forecast to increase by £332 in July, more than double the previously anticipated rise of £160, according to trusted forecasters. This spike, driven by elevated oil and gas prices stemming from the war in Iran, would push typical annual bills to their most expensive point in three years, last seen in July 2023.
Wholesale Costs and Price Cap Dynamics
The surge is attributed to oil and gas prices remaining high, with benchmark Brent crude oil around $110 per barrel and UK wholesale gas above 120 pence per therm. These wholesale costs directly influence the energy price cap, which sets limits on what suppliers can charge per unit of gas and electricity. Energy regulator Ofgem adjusts this cap every three months based on wholesale expenses, though bills also include policy costs and charges.
Notably, heating oil is not subject to the cap, leading to over a 100% increase in filling home heating oil tanks. In response, the government has launched £53 million in support for vulnerable households. While the price cap for April has already been set, resulting in a £117 annual price fall for the next three months, the official announcement for July will be made on 27 May, with potential changes before then.
Economic Ripple Effects: Inflation and Interest Rates
The forecasted rise poses significant challenges for both the government and households. It complicates the government's pledge to reduce bills by £150 by shifting policy charges to general taxation, as high wholesale costs may hinder this budget commitment. Moreover, these elevated energy prices are expected to drive up costs across various sectors, potentially reigniting inflation and worsening the cost-of-living crisis.
Economists warn that inflation could reach 5% by year's end, up from a pre-war expectation of 2%. Consequently, traders are anticipating three interest rate hikes this year, which could raise the interest rate to 4.5% before 2026 concludes. This outlook is already impacting mortgage rates, with the typical two-year fixed deal at 5.35% and the average five-year rate at 5.39%, levels not seen since March of last year and July 2024, respectively.
Government Borrowing Hits 2008 Highs
The expectation of interest rate hikes is further straining government finances. On Friday, the cost of UK government borrowing reached its highest level since 2008, adding to fiscal pressures amid rising energy costs and economic uncertainty.



