Belgium vs Netherlands: Cooling and heating degree days - Regions — Cooling degree days

Belgium
13.21 Degree days
in 2023
Netherlands
13.44 Degree days
in 2023
Belgium rank
35th
Netherlands rank
34th

Cooling and heating degree days - Regions — Cooling degree days over time

  • Belgium
  • Netherlands
01020304050198120022023

How they compare

Netherlands currently reports 13.44 Degree days against 13.21 Degree days in Belgium, a difference of 0.23 Degree days.

The two have swapped places 24 times across 43 shared years of data; in 1981 it was Netherlands ahead.

Belgium ranks 35th and Netherlands ranks 34th of 48 countries.

Across the 5 decades both report, Belgium averaged higher in 3 and Netherlands in 2.

Head to head by decade

Decade Belgium Netherlands Difference Ahead
1980s 3.78 Degree days 4.07 Degree days 0.2878 Degree days Netherlands
1990s 10.55 Degree days 10.45 Degree days 0.1068 Degree days Belgium
2000s 10.9 Degree days 11.01 Degree days 0.1126 Degree days Netherlands
2010s 17.95 Degree days 16.82 Degree days 1.13 Degree days Belgium
2020s 24.73 Degree days 21.67 Degree days 3.07 Degree days Belgium

Averages of every year both report within each decade.

Frequently asked questions

Which has higher cooling and heating degree days - regions — cooling degree days, Belgium or Netherlands?
Netherlands, at 13.44 Degree days against 13.21 Degree days in Belgium as of 2023.
What is the difference in cooling and heating degree days - regions — cooling degree days between Belgium and Netherlands?
0.23 Degree days, with Netherlands ahead.
How many years of comparable data are there for Belgium and Netherlands?
43 years are reported by both, from 1981 to 2023.
How do Belgium and Netherlands rank globally for cooling and heating degree days - regions — cooling degree days?
Belgium ranks 35th and Netherlands ranks 34th of 48 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Cooling and heating degree days - Regions — Cooling degree days. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Belgium vs Netherlands: Cooling and heating degree days - Regions — Cooling degree days. 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-cooling-degree-days/belgium/netherlands/

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About this data

Indicator
Cooling and heating degree days - Regions — Cooling degree days
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>