Cooling and heating degree days by NUTS 2 regions - monthly data in Área Metropolitana do Porto

Área Metropolitana do Porto: Cooling and heating degree days by NUTS 2 regions - monthly data was 8.02 % change on previous year in 2025. ◆ Volatile

Latest (2025)
8.02 % change on previous year
Change on year
up 657.4%
Rank
38th
of 1712 regions
All-time high
80.97 % change on previous year
in 1990
All-time low
-50.07 % change on previous year
in 2015
Years of data
45
1981–2025

Cooling and heating degree days by NUTS 2 regions - monthly data in Área Metropolitana do Porto, 1981–2025

-500501001981200320251981: -29.4 % change on previous year1982: 25.7 % change on previous year1983: -15.6 % change on previous year1984: 2.9 % change on previous year1985: 2.8 % change on previous year1986: 8.6 % change on previous year1987: -27.9 % change on previous year1988: 40.5 % change on previous year1989: -40.9 % change on previous year1990: 81 % change on previous year1991: -15.8 % change on previous year1992: -13.8 % change on previous year1993: 1.3 % change on previous year1994: -20.9 % change on previous year1995: 7.5 % change on previous year1996: 32.3 % change on previous year1997: -11.1 % change on previous year1998: 22 % change on previous year1999: -9.3 % change on previous year2000: -21.1 % change on previous year2001: 40.6 % change on previous year2002: -36 % change on previous year2003: 35.6 % change on previous year2004: 7 % change on previous year2005: -6.8 % change on previous year2006: 4.3 % change on previous year2007: 4.1 % change on previous year2008: 10 % change on previous year2009: -10.9 % change on previous year2010: 1.9 % change on previous year2011: -3.7 % change on previous year2012: -9.1 % change on previous year2013: 12.3 % change on previous year2014: 11.5 % change on previous year2015: -50.1 % change on previous year2016: 55.2 % change on previous year2017: 19.8 % change on previous year2018: -27.9 % change on previous year2019: 10.5 % change on previous year2020: 12.2 % change on previous year2021: -27.9 % change on previous year2022: -13.8 % change on previous year2023: 56.3 % change on previous year2024: -1.4 % change on previous year2025: 8 % change on previous year

Source: Statizoid (derived). Measured in % change on previous year.

Analysis

The most recent figure for cooling and heating degree days by nuts 2 regions - monthly data in Área Metropolitana do Porto is 8.02 % change on previous year, measured in 2025.

Compared with earlier readings it is up 657.4% on the previous year and up 116.0% over ten years.

Over the whole period, cooling and heating degree days by nuts 2 regions - monthly data in Área Metropolitana do Porto peaked at 80.97 % change on previous year in 1990 and was at its lowest, -50.07 % change on previous year, in 2015.

That places Área Metropolitana do Porto 38th out of 1712 regions with data for 2025, putting it in the top 10%.

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

Cooling and heating degree days by NUTS 2 regions - monthly data in Área Metropolitana do Porto, year by year

Annual values for Cooling and heating degree days by NUTS 2 regions - monthly data, annual growth rate in Área Metropolitana do Porto, 1981 to 2025.
Year % change on previous year Change
1981 -29.39 % change on previous year
1982 25.71 % change on previous year -187.5%
1983 -15.62 % change on previous year -160.8%
1984 2.92 % change on previous year -118.7%
1985 2.75 % change on previous year -5.7%
1986 8.6 % change on previous year +212.5%
1987 -27.94 % change on previous year -424.8%
1988 40.51 % change on previous year -245.0%
1989 -40.86 % change on previous year -200.9%
1990 80.97 % change on previous year -298.2%
1991 -15.77 % change on previous year -119.5%
1992 -13.84 % change on previous year -12.2%
1993 1.25 % change on previous year -109.1%
1994 -20.87 % change on previous year -1764.5%
1995 7.45 % change on previous year -135.7%
1996 32.32 % change on previous year +333.6%
1997 -11.08 % change on previous year -134.3%
1998 22.03 % change on previous year -298.8%
1999 -9.28 % change on previous year -142.1%
2000 -21.14 % change on previous year +127.7%
2001 40.61 % change on previous year -292.1%
2002 -36.01 % change on previous year -188.7%
2003 35.57 % change on previous year -198.8%
2004 7.04 % change on previous year -80.2%
2005 -6.79 % change on previous year -196.4%
2006 4.35 % change on previous year -164.1%
2007 4.05 % change on previous year -6.9%
2008 10.02 % change on previous year +147.4%
2009 -10.91 % change on previous year -208.9%
2010 1.93 % change on previous year -117.7%
2011 -3.72 % change on previous year -292.5%
2012 -9.12 % change on previous year +145.4%
2013 12.26 % change on previous year -234.5%
2014 11.52 % change on previous year -6.0%
2015 -50.07 % change on previous year -534.6%
2016 55.22 % change on previous year -210.3%
2017 19.83 % change on previous year -64.1%
2018 -27.92 % change on previous year -240.8%
2019 10.54 % change on previous year -137.8%
2020 12.19 % change on previous year +15.7%
2021 -27.88 % change on previous year -328.6%
2022 -13.82 % change on previous year -50.4%
2023 56.32 % change on previous year -507.6%
2024 -1.44 % change on previous year -102.6%
2025 8.02 % change on previous year -657.4%

Biggest year-on-year movements

Years where Cooling and heating degree days by NUTS 2 regions - monthly data in Área Metropolitana do Porto changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
1994 -1764.5% 1.25 % change on previous year -20.87 % change on previous year

Averages by decade

DecadeAverage LowestHighest Years
1980s -3.7 % change on previous year -40.86 % change on previous year 40.51 % change on previous year 9
1990s 7.32 % change on previous year -20.87 % change on previous year 80.97 % change on previous year 10
2000s 2.68 % change on previous year -36.01 % change on previous year 40.61 % change on previous year 10
2010s 2.05 % change on previous year -50.07 % change on previous year 55.22 % change on previous year 10
2020s 5.57 % change on previous year -27.88 % change on previous year 56.32 % change on previous year 6

Countries ranked near Área Metropolitana do Porto

  1. 35 France -9.04 % change on previous year compare
  2. 36 Luxembourg -10.41 % change on previous year compare
  3. 37 Italy -12.38 % change on previous year compare
  4. 38 Cyprus -19.58 % change on previous year compare
  5. 39 Malta -38.77 % change on previous year compare

See the full ranking of 1751 places →

More reference data data for Área Metropolitana do Porto

All data for Área Metropolitana do Porto →

Frequently asked questions

What is cooling and heating degree days by nuts 2 regions - monthly data in Área Metropolitana do Porto?
Cooling and heating degree days by nuts 2 regions - monthly data in Área Metropolitana do Porto was 8.02 % change on previous year in 2025, according to Statizoid (derived).
What is the highest cooling and heating degree days by nuts 2 regions - monthly data recorded in Área Metropolitana do Porto?
The highest recorded value was 80.97 % change on previous year in 1990.
What is the lowest cooling and heating degree days by nuts 2 regions - monthly data recorded in Área Metropolitana do Porto?
The lowest recorded value was -50.07 % change on previous year in 2015.
How does Área Metropolitana do Porto rank for cooling and heating degree days by nuts 2 regions - monthly data?
Área Metropolitana do Porto ranks 38th out of 1712 regions with data for 2025.
Is cooling and heating degree days by nuts 2 regions - monthly data rising or falling in Área Metropolitana do Porto?
Over the last ten years it is up 116.0%. The long-run trend across the full record is volatile.
Where does this Área Metropolitana do Porto data come from?
The figures come from Statizoid (derived), published as part of Cooling and heating degree days by NUTS 2 regions - monthly data, annual growth rate. Statizoid updates them automatically from the source API.

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Cooling and heating degree days by NUTS 2 regions - monthly data in Área Metropolitana do Porto. Statizoid, drawing on Statizoid (derived). Retrieved 23 September 2026, from https://reference.statizoid.com/stat/cooling-and-heating-degree-days-by-nuts-2-regions-monthly-data-annual-growth-rate/area-metropolitana-do-porto/

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<a href="https://reference.statizoid.com/stat/cooling-and-heating-degree-days-by-nuts-2-regions-monthly-data-annual-growth-rate/area-metropolitana-do-porto/">Cooling and heating degree days by NUTS 2 regions - monthly data in Área Metropolitana do Porto</a> — Statizoid

How this figure is calculated

The year-on-year percentage change in Cooling and heating degree days by NUTS 2 regions - monthly data. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
Cooling and heating degree days by NUTS 2 regions - monthly data, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
1,751 places, 78,743 data points, 1981–2025
Last refreshed

The year-on-year percentage change in Cooling and heating degree days by NUTS 2 regions - monthly data. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.