The Consumer Prices Index including owner occupiers' housing costs (CPIH) rose by 4.0% in the 12 months to May 2025, compared with 4.1% in the 12 months to April. On a monthly basis, CPIH rose by 0.2% in May 2025, compared with a rise of 0.4% in May 2024. The Consumer Prices Index (CPI) rose by 3.4% in the 12 months to May 2025, compared with 3.5% in the 12 months to April. On a monthly basis, CPI rose by 0.2% in May 2025, compared with a rise of 0.3% in May 2024. The largest downward contribution to the monthly change in both CPIH and CPI annual rates came from transport; the largest, partially offsetting, upward ... (full story)