Cooling and heating degree days - Regions — Cooling degree days in Czechia

Czechia: Cooling and heating degree days - Regions — Cooling degree days was 30.4 Degree days in 2023. ◆ Volatile

Latest (2023)
30.4 Degree days
Change on year
up 10.2%
World rank
27th
of 48 countries
All-time high
81.25 Degree days
in 2015
All-time low
0.846 Degree days
in 1996
Years of data
43
1981–2023

Cooling and heating degree days - Regions — Cooling degree days in Czechia, 1981–2023

0204060801981200220231981: 2.3 Degree days1982: 2.9 Degree days1983: 15.4 Degree days1984: 4.9 Degree days1985: 3.9 Degree days1986: 7.5 Degree days1987: 2.3 Degree days1988: 8.9 Degree days1989: 6.4 Degree days1990: 6.8 Degree days1991: 6.1 Degree days1992: 30.4 Degree days1993: 4.1 Degree days1994: 48.1 Degree days1995: 6.1 Degree days1996: 0.846 Degree days1997: 2.3 Degree days1998: 11 Degree days1999: 3.5 Degree days2000: 13.8 Degree days2001: 4.7 Degree days2002: 8 Degree days2003: 30.4 Degree days2004: 5.5 Degree days2005: 9.2 Degree days2006: 31.3 Degree days2007: 17 Degree days2008: 3.5 Degree days2009: 4.8 Degree days2010: 20.5 Degree days2011: 9 Degree days2012: 21.6 Degree days2013: 34.1 Degree days2014: 12 Degree days2015: 81.2 Degree days2016: 9.7 Degree days2017: 20.4 Degree days2018: 45.4 Degree days2019: 32.3 Degree days2020: 8.4 Degree days2021: 12.2 Degree days2022: 27.6 Degree days2023: 30.4 Degree days

Source: Organisation for Economic Co-operation and Development. Measured in Degree days.

Analysis

The most recent figure for cooling and heating degree days - regions — cooling degree days in Czechia is 30.4 Degree days, measured in 2023.

Compared with earlier readings it is up 10.2% on the previous year and down 10.9% over ten years.

Over the whole period, cooling and heating degree days - regions — cooling degree days in Czechia peaked at 81.25 Degree days in 2015 and was at its lowest, 0.846 Degree days, in 1996.

That places Czechia 27th out of 48 countries with data for 2023, putting it in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

DecadeAverage LowestHighest Years
1980s 6.05 Degree days 2.28 Degree days 15.42 Degree days 9
1990s 11.92 Degree days 0.846 Degree days 48.07 Degree days 10
2000s 12.81 Degree days 3.48 Degree days 31.31 Degree days 10
2010s 28.64 Degree days 8.96 Degree days 81.25 Degree days 10
2020s 19.65 Degree days 8.44 Degree days 30.4 Degree days 4

Countries ranked near Czechia

  1. 24 Serbia 135.28 Degree days compare
  2. 25 Romania 129.94 Degree days compare
  3. 26 Slovenia 47.32 Degree days compare
  4. 28 Austria 28.73 Degree days compare
  5. 29 Poland 28.3 Degree days compare
  6. 30 Russia 25.34 Degree days compare

See the full ranking of 52 places →

More reference data data for Czechia

All data for Czechia →

Frequently asked questions

What is cooling and heating degree days - regions — cooling degree days in Czechia?
Cooling and heating degree days - regions — cooling degree days in Czechia was 30.4 Degree days in 2023, according to Organisation for Economic Co-operation and Development.
What is the highest cooling and heating degree days - regions — cooling degree days recorded in Czechia?
The highest recorded value was 81.25 Degree days in 2015.
What is the lowest cooling and heating degree days - regions — cooling degree days recorded in Czechia?
The lowest recorded value was 0.846 Degree days in 1996.
How does Czechia rank for cooling and heating degree days - regions — cooling degree days?
Czechia ranks 27th out of 48 countries with data for 2023.
Is cooling and heating degree days - regions — cooling degree days rising or falling in Czechia?
Over the last ten years it is down 10.9%. The long-run trend across the full record is volatile.
Where does this Czechia data come from?
The figures come from Organisation for Economic Co-operation and Development, published as part of Cooling and heating degree days - Regions — Cooling degree days. Statizoid updates them automatically from the source API.

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Cooling and heating degree days - Regions — Cooling degree days in Czechia. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 17 August 2026, from https://reference.statizoid.com/stat/cooling-and-heating-degree-days-regions-cooling-degree-days/czechia/

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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>