an_attribution_study_of_the_uk_annual_mean_temperature_of_2025.pdf
Executive Summary • 2025 was the warmest year on record for the UK with an annual mean temperature of 10.09°C replacing 2022 (10.03°C) as the hottest year on record. • In the current climate, UK annual mean temperatures exceeding those observed in 2025 are expected to occur with a best-estimate return time