Finland vs Sweden: Cooling and heating degree days - Regions

Finland
4,433 Degree days
in 2023
Sweden
4,264 Degree days
in 2023
Finland rank
5th
Sweden rank
6th

Cooling and heating degree days - Regions over time

  • Finland
  • Sweden
02.0k4.0k6.0k198120022023

How they compare

Finland currently reports 4,433 Degree days against 4,264 Degree days in Sweden, a difference of 169 Degree days.

Across all 43 years both countries report, Finland has been ahead every year.

Finland ranks 5th and Sweden ranks 6th of 48 countries.

Finland has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade Finland Sweden Difference Ahead
1980s 4,929 Degree days 4,646 Degree days 282.42 Degree days Finland
1990s 4,723 Degree days 4,421 Degree days 301.12 Degree days Finland
2000s 4,511 Degree days 4,227 Degree days 284.23 Degree days Finland
2010s 4,440 Degree days 4,236 Degree days 204.02 Degree days Finland
2020s 4,321 Degree days 4,085 Degree days 235.43 Degree days Finland

Averages of every year both report within each decade.

Frequently asked questions

Which has higher cooling and heating degree days - regions, Finland or Sweden?
Finland, at 4,433 Degree days against 4,264 Degree days in Sweden as of 2023.
What is the difference in cooling and heating degree days - regions between Finland and Sweden?
169 Degree days, with Finland ahead.
How many years of comparable data are there for Finland and Sweden?
43 years are reported by both, from 1981 to 2023.
How do Finland and Sweden rank globally for cooling and heating degree days - regions?
Finland ranks 5th and Sweden ranks 6th of 48 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Cooling and heating degree days - Regions. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Finland vs Sweden: Cooling and heating degree days - Regions. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 17 August 2026, from https://reference.statizoid.com/compare/cooling-and-heating-degree-days-regions/finland/sweden/

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About this data

Indicator
Cooling and heating degree days - Regions
Unit
Degree days
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
52 places, 2,236 data points, 1981–2023
Last refreshed

<p style="text-align: justify;">This dataset provides indicators on Cooling and Heating Degree Days, in large (TL2) and small (TL3) regions.</p> <p><strong>Data definition and source</strong></p> <ul> <li>Cooling Degree Days (CDD) quantify how hot a given period was, indicating the energy demand for cooling buildings. CDD is calculated as the sum of the differences between the daily mean temperature and a reference temperature of 22&deg;C, for all days when the mean temperature exceeds 22&deg;C.</li> <li>Heating Degree Days (HDD) quantify how cold a given period was, reflecting the energy demand for heating buildings. HDD is calculated as the sum of the differences between a reference temperature of 15&deg;C and the daily mean temperature, for all days when the mean temperature falls below 15&deg;C.</li> </ul> <div id="subgroup-hdd" class="flex flex-col gap-2"> <div class="flex items-start gap-2" style="text-align: justify;">Those indicators are based on Copernicus ERA5-Land. ERA5-Land is used as it provides harmonised, globally consistent coverage at fine spatial resolution (0.1 degree), enabling the production of comparable subnational indicators also where national meteorological data are not available at the required scale.</div> <div class="flex items-start gap-2" style="text-align: justify;"><br />These estimates may differ from official subnational climate statistics due to differences in methodological approaches, such as the use of reanalysis based top down modelling versus in situ observations, along with variations in input data sources, spatial resolution, and the models and algorithms used to generate temperature estimates.</div> </div> <p><strong>Definition of regions</strong></p> <p style="text-align: justify;">Regions are subnational units below national boundaries. OECD countries have two regional levels: large regions (territorial level 2 or TL2) and small regions (territorial level 3 or TL3). For more information, see the OECD Territorial grid <a href="https://webfs-cfe.oecd.org/files/.Stat/region/OECD_territorial-grid_TL2024.pdf">(pdf)</a> and the OECD Territorial Correspondence Table <a href="https://webfs-cfe.oecd.org/files/.Stat/region/OECD%20Territorial%20correspondence%20-%20TL2024c.xlsx">(xlsx)</a>.&nbsp;</p> <p><strong>Cite this dataset</strong></p> <p>OECD Regions, Cities and Local Areas database&nbsp;<a href="http://oe.cd/geostats">http://oe.cd/geostats</a>.</p> <p><strong>Further information</strong></p> <ul> <li><a href="https://localdataportal.oecd.org/">OECD Local Data Portal</a>&nbsp;</li> <li><a href="https://www.oecd.org/en/publications/oecd-regions-and-cities-at-a-glance-2024_f42db3bf-en.html">OECD Regions and Cities at a Glance</a></li> </ul> <p>For questions and/or comments, please email <a href="mailto:RegionStat@oecd.org">RegionStat@oecd.org</a>.</p>