Monthly average of heating degree days in the United Kingdom (UK) 2014-2022
The greatest number of heating degree days (HDD’s) in the United Kingdom tended to be recorded in January and February. In 2022, there were 10.3 HDD’s in January, which was an increase on the previous year. The most HDD’s in the period of consideration were seen in February 2018, at 12.4 days. The following year, this figure only amounted to 8.6 HDD's.