The latest consumer price inflation figures show that the headline rate rose to 2.9% in the 12 months to July 2026. This marks an increase from the 2.6% recorded in June 2026 and represents the first upward tick in the annual rate since March 2026.
On a month-by-month basis, consumer prices increased by 0.3% in July 2026. This monthly rise is higher than the 0.1% increase observed during the same month last year. While inflation had been showing signs of steady cooling over recent months, this latest figure demonstrates that upward price pressures can quickly reappear when energy costs shift.
What is CPI Inflation?
The Consumer Price Index measures the average change over time in the prices paid by households for a representative basket of goods and services. It provides a standard snapshot of how everyday costs are changing for families across the country.
It is vital to understand the difference between falling inflation and falling prices. When the rate of inflation drops, it does not mean that goods and services are getting cheaper. Instead, it means that prices are still rising, but at a slower pace than before. Conversely, when the inflation rate rises, as it did this month, prices overall are increasing at a faster pace than they were previously. Actual price reductions, known as deflation, only happen when the inflation figure turns negative.
You may also occasionally see reference to another index called CPIH. This measure stands for the Consumer Prices Index including owner occupiers’ housing costs. It includes additional housing expenses such as council tax and the costs associated with owning, maintaining, and living in your own home. In July 2026, the annual CPIH rate rose to 3.1%, up from 2.8% in June. While CPIH gives a broader picture of total household expenditure, official central bank targets focus strictly on headline CPI.
Drivers of Change
The move in the annual inflation rate between June and July was primarily pushed higher by housing and household services, specifically gas and electricity tariffs.
Gas prices surged by 14.7% in the month to July 2026, compared with a significant drop of 7.2% during the same period a year ago. Electricity prices also climbed by 3.6% in the month, whereas they fell by 3.8% in July 2025. These increases stemmed largely from adjustments to standard variable tariffs under the energy price cap. The assessment window used to set this cap coincided with heightened international tensions in the Middle East, which elevated wholesale energy costs. This represented the sharpest single-month rise in gas prices since late 2022.
Furniture and household items, as well as clothing, also added mild upward pressure to the annual calculation. Retailers introduced summer sales discounts earlier in the year than usual, meaning that price drops during July itself were smaller than those recorded in previous years.
Partially offsetting these upward movements were lower costs in transport and food. Motor fuel prices fell across the month, with average diesel prices dropping by 8.8 pence per litre and petrol prices falling by 3.1 pence per litre. Airfares presented a mixed picture: short-haul European flights dropped in price compared to last summer, while long-haul fares increased due to higher fuel demands and altered flight paths around disrupted airspace.
Food and non-alcoholic beverage inflation slowed to 1.3% in the 12 months to July 2026, down from 1.7% in June. This represents the lowest annual rate for grocery inflation since September 2021, supported by price reductions in items such as meat and vegetables.
Core vs. Services Inflation
To get a clear view of underlying economic trends, economists and monetary policy committees look beyond headline figures to examine core inflation. Core inflation strips out volatile items such as energy, food, alcohol, and tobacco, which are often influenced by global commodity markets or seasonal weather patterns.
In July 2026, the core inflation rate stood at 2.6%, remaining completely unchanged from the 12 months to June. This stability suggests that underlying domestic price trends are relatively steady despite the spike in household energy tariffs.
At the same time, services inflation eased from 3.6% in June to 3.4% in July. The central bank watches services inflation exceptionally closely because service sector costs are heavily driven by domestic wages and consumer demand. A slowing services inflation rate indicates that internal cost pressures within the domestic economy continue to moderate, even if external energy prices create temporary headlines.
Impact on Interest Rates & Mortgage Rates
The relationship between inflation data and your mortgage rate comes down to central bank monetary policy and financial market expectations. The central bank sets the base rate to keep inflation around its 2.0% official target. When headline inflation rises above that target, policymakers weigh whether the increase is a short-term bump driven by energy or a sign of deeper price pressures.
Fixed-rate mortgages are priced using swap rates, which reflect what financial institutions charge to swap fixed interest payments for variable ones over set periods. Swap rates react quickly to economic reports and market forecasts regarding future base rate decisions.
Because headline CPI moved up to 2.9% while services inflation cooled to 3.4%, markets face a nuanced picture. If financial markets believe that higher energy costs could feed into broader living costs, fixed mortgage pricing may stabilize or adjust upward. However, if markets focus on the steady core rate and falling services inflation, lending rates may remain more steady.
Future interest rate decisions will depend on broader economic conditions and financial markets. It is never guaranteed that interest rates or mortgage deals will follow a specific downward or upward path.
What This Means for You
Whether you currently own a property, plan to purchase your first home, or manage a rental portfolio, shifting inflation trends directly affect your borrowing strategy.
If your current fixed-rate mortgage deal ends within the next six months, waiting until the last moment to explore your options can expose you to unexpected market shifts. Most mortgage lenders allow you to secure a new fixed rate up to six months before your current deal expires. Securing a rate early provides a safety net against potential market changes, while still allowing you to switch to a lower rate if more competitive products become available before your existing deal ends.
If you are looking to buy a home or move, changes in baseline interest rate expectations influence lender affordability calculations and monthly repayment projections. Knowing your exact borrowing capacity gives you confidence when making offers in a competitive property market.
For landlords, managing mortgage obligations alongside property running costs is critical for maintaining healthy rental yields. Reviewing your financing structure early ensures that your portfolio remains resilient against shifting borrowing rates and higher energy expenses.
Future Outlook
Looking ahead, several key factors will influence price stability and borrowing costs over the coming months. Global geopolitical developments, particularly ongoing tensions in energy-producing regions, remain a central risk for fuel and utility pricing. Any further disruption to international shipping routes or oil supplies could push wholesale costs higher.
Domestically, upcoming labor market figures and wage growth statistics will be vital indicators. Strong wage growth can sustain higher spending in the services sector, potentially delaying further reductions in baseline interest rates. Borrowers should keep a close eye on upcoming central bank policy announcements and future energy cap updates to gauge the trajectory of borrowing costs.
Conclusion
While a rise in headline inflation to 2.9% highlights ongoing economic variability, underlying indicators like services inflation show continued signs of moderation. Making proactive choices about your mortgage can help protect your household finances regardless of how broader market conditions unfold.
For tailored guidance on securing your next mortgage deal, reviewing your current rate, or exploring your property options, contact Kerr & Watson today.
Read more: Consumer price inflation, July 2026
