UK inflation surged to 3.4% in December, mainly driven by increased prices for tobacco and airfare. This marked a rise from the 3.2% recorded in November, the first increase in five months as most economists had anticipated. Inflation, which measures changes in the prices of goods and services, is reported monthly by the Office for National Statistics (ONS).
The ONS attributed the December inflation uptick to a rise in tobacco duty leading to higher cigarette prices and the seasonal increase in airfare costs during the holiday period. Additionally, certain food items like bread and cereals saw price hikes, offset partially by a decrease in rent costs and lower oil prices impacting raw material expenses for businesses.
Grant Fitzner, the ONS chief economist, explained that the rise in December inflation was influenced by higher tobacco prices due to recent excise duty hikes and increased airfare costs, likely due to holiday travel patterns. Food expenses, particularly for bread and cereals, also contributed to the upward trend, albeit counterbalanced by reduced rent inflation and lower prices for recreational and cultural purchases.
Inflation demonstrates how much more costly items have become compared to the previous year. Conversely, when inflation decreases, it does not signify a halt in price increases but rather a slower rate of increase. If prices were to decline, it would lead to deflation, indicating inflation below 0%.
The Bank of England aims for 2% inflation and has adjusted interest rates upwards over nearly two years to combat inflation. Higher interest rates make borrowing more expensive, curbing spending and reducing demand, thereby tempering price increases. However, a higher base rate has resulted in increased mortgage payments for many homeowners, tightening household finances. The base rate was at 0.1% in December 2021, having peaked at 5.25% in August 2023 before being gradually reduced to the current level of 3.75%.
Inflation rose steadily in 2021, reaching a peak of 11.1% in October 2022 primarily due to escalating energy and food costs. Energy demand rose post-Covid and was exacerbated by the Ukraine conflict. The war also elevated food prices due to increased expenses for fertilizers and animal feed.
After hitting a three-year low of 1.7% in September 2024, inflation began to climb again in October 2024. The ONS calculates inflation using a basket of goods and services that represents typical household purchases, with the headline inflation figure serving as an average that may differ from individual item prices.