state-of-the-uk-climate-2014-v3.pdf
) values are around Greater London due in part to the urban heat-island effect. Despite 2014 being the warmest year in the UK series from 1910, cooling degree days were below average across much of central England by around 5 CDD compared to a 1981-2010 long-term average of around 15 to 20 CDD (Figure 13