Cooling and heating degree days - Cities and FUAs — Cooling degree in Viana do Castelo

Viana do Castelo: Cooling and heating degree days - Cities and FUAs — Cooling degree was 27.11 % change on previous year in 2025. ◆ Volatile

Latest (2025)
27.11 % change on previous year
Change on year
up 149.0%
Rank
21st
of 1306 regions
All-time high
231.53 % change on previous year
in 1959
All-time low
-68.7 % change on previous year
in 1958
Years of data
75
1951–2025

Cooling and heating degree days - Cities and FUAs — Cooling degree in Viana do Castelo, 1951–2025

-1000100200195119882025

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

Analysis

The most recent figure for cooling and heating degree days - cities and fuas — cooling degree in Viana do Castelo is 27.11 % change on previous year, measured in 2025.

The figure is up 149.0% on the previous year and up 2.6% over ten years.

Over the whole period, cooling and heating degree days - cities and fuas — cooling degree in Viana do Castelo peaked at 231.53 % change on previous year in 1959 and was at its lowest, -68.7 % change on previous year, in 1958.

That places Viana do Castelo 21st out of 1306 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 - Cities and FUAs — Cooling degree in Viana do Castelo, year by year

Annual values for Cooling and heating degree days - Cities and FUAs — Cooling degree days, annual growth rate in Viana do Castelo, 1951 to 2025.
Year % change on previous year Change
1951 -32.93 % change on previous year
1952 31.25 % change on previous year -194.9%
1953 123.74 % change on previous year +295.9%
1954 -50.87 % change on previous year -141.1%
1955 78.3 % change on previous year -253.9%
1956 -59.76 % change on previous year -176.3%
1957 173.65 % change on previous year -390.6%
1958 -68.7 % change on previous year -139.6%
1959 231.53 % change on previous year -437.0%
1960 -31.43 % change on previous year -113.6%
1961 57.06 % change on previous year -281.5%
1962 -5.92 % change on previous year -110.4%
1963 -32.79 % change on previous year +453.6%
1964 79.84 % change on previous year -343.5%
1965 -56.18 % change on previous year -170.4%
1966 74.79 % change on previous year -233.1%
1967 -52.24 % change on previous year -169.8%
1968 55.57 % change on previous year -206.4%
1969 36.78 % change on previous year -33.8%
1970 -4.06 % change on previous year -111.0%
1971 -41.35 % change on previous year +917.9%
1972 -2.7 % change on previous year -93.5%
1973 30.17 % change on previous year -1217.0%
1974 2.62 % change on previous year -91.3%
1975 13.93 % change on previous year +431.6%
1976 16.78 % change on previous year +20.5%
1977 -56.73 % change on previous year -438.1%
1978 117.46 % change on previous year -307.0%
1979 5.15 % change on previous year -95.6%
1980 -34.69 % change on previous year -773.2%
1981 112.17 % change on previous year -423.3%
1982 -46.65 % change on previous year -141.6%
1983 -18.61 % change on previous year -60.1%
1984 11.49 % change on previous year -161.7%
1985 72.92 % change on previous year +534.8%
1986 -46.19 % change on previous year -163.3%
1987 136.77 % change on previous year -396.1%
1988 -44.33 % change on previous year -132.4%
1989 178.91 % change on previous year -503.6%
1990 -19.21 % change on previous year -110.7%
1991 -25.21 % change on previous year +31.2%
1992 -45.32 % change on previous year +79.8%
1993 14.76 % change on previous year -132.6%
1994 -42.77 % change on previous year -389.7%
1995 147.85 % change on previous year -445.7%
1996 -28.01 % change on previous year -118.9%
1997 9.25 % change on previous year -133.0%
1998 32.94 % change on previous year +256.0%
1999 -42.65 % change on previous year -229.5%
2000 12.94 % change on previous year -130.4%
2001 26.36 % change on previous year +103.7%
2002 -40.57 % change on previous year -253.9%
2003 171.24 % change on previous year -522.1%
2004 -36.46 % change on previous year -121.3%
2005 57.97 % change on previous year -259.0%
2006 30.58 % change on previous year -47.2%
2007 -62.17 % change on previous year -303.3%
2008 -29.74 % change on previous year -52.2%
2009 68.88 % change on previous year -331.6%
2010 98.31 % change on previous year +42.7%
2011 -33.8 % change on previous year -134.4%
2012 -40.18 % change on previous year +18.8%
2013 156.19 % change on previous year -488.8%
2014 -59.89 % change on previous year -138.3%
2015 26.42 % change on previous year -144.1%
2016 79.09 % change on previous year +199.3%
2017 -26.77 % change on previous year -133.8%
2018 23.92 % change on previous year -189.3%
2019 -51.32 % change on previous year -314.6%
2020 73.26 % change on previous year -242.8%
2021 -52.06 % change on previous year -171.1%
2022 143.44 % change on previous year -375.5%
2023 -40.86 % change on previous year -128.5%
2024 10.89 % change on previous year -126.6%
2025 27.11 % change on previous year +149.0%

Averages by decade

DecadeAverage LowestHighest Years
1950s 47.36 % change on previous year -68.7 % change on previous year 231.53 % change on previous year 9
1960s 12.55 % change on previous year -56.18 % change on previous year 79.84 % change on previous year 10
1970s 8.13 % change on previous year -56.73 % change on previous year 117.46 % change on previous year 10
1980s 32.18 % change on previous year -46.65 % change on previous year 178.91 % change on previous year 10
1990s 0.1625 % change on previous year -45.32 % change on previous year 147.85 % change on previous year 10
2000s 19.9 % change on previous year -62.17 % change on previous year 171.24 % change on previous year 10
2010s 17.2 % change on previous year -59.89 % change on previous year 156.19 % change on previous year 10
2020s 26.96 % change on previous year -52.06 % change on previous year 143.44 % change on previous year 6

More reference data data for Viana do Castelo

All data for Viana do Castelo →

Frequently asked questions

What is cooling and heating degree days - cities and fuas — cooling degree in Viana do Castelo?
Cooling and heating degree days - cities and fuas — cooling degree in Viana do Castelo was 27.11 % change on previous year in 2025, according to Statizoid (derived).
What is the highest cooling and heating degree days - cities and fuas — cooling degree recorded in Viana do Castelo?
The highest recorded value was 231.53 % change on previous year in 1959.
What is the lowest cooling and heating degree days - cities and fuas — cooling degree recorded in Viana do Castelo?
The lowest recorded value was -68.7 % change on previous year in 1958.
How does Viana do Castelo rank for cooling and heating degree days - cities and fuas — cooling degree?
Viana do Castelo ranks 21st out of 1306 regions with data for 2025.
Is cooling and heating degree days - cities and fuas — cooling degree rising or falling in Viana do Castelo?
Over the last ten years it is up 2.6%. The long-run trend across the full record is volatile.
Where does this Viana do Castelo data come from?
The figures come from Statizoid (derived), published as part of Cooling and heating degree days - Cities and FUAs — Cooling degree days, annual growth rate. Statizoid updates them automatically from the source API.

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Cooling and heating degree days - Cities and FUAs — Cooling degree in Viana do Castelo. Statizoid, drawing on Statizoid (derived). Retrieved 06 September 2026, from https://reference.statizoid.com/stat/cooling-and-heating-degree-days-cities-and-fuas-cooling-degree-days-annual-growth-rate/viana-do-castelo/

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<a href="https://reference.statizoid.com/stat/cooling-and-heating-degree-days-cities-and-fuas-cooling-degree-days-annual-growth-rate/viana-do-castelo/">Cooling and heating degree days - Cities and FUAs — Cooling degree in Viana do Castelo</a> — Statizoid

How this figure is calculated

The year-on-year percentage change in Cooling and heating degree days - Cities and FUAs — Cooling degree days. 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 - Cities and FUAs — Cooling degree days, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
1,324 places, 97,987 data points, 1951–2025
Last refreshed

The year-on-year percentage change in Cooling and heating degree days - Cities and FUAs — Cooling degree days. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.