Cooling and heating degree days - Cities and FUAs — Change in cooling in Terni

Terni: Cooling and heating degree days - Cities and FUAs — Change in cooling was -97.78 % change on previous year in 2025. ◆ Volatile

Latest (2025)
-97.78 % change on previous year
Change on year
down 234.5%
Rank
506th
of 1306 regions
All-time high
529.25 % change on previous year
in 1998
All-time low
-886.54 % change on previous year
in 1959
Years of data
69
1951–2025

Cooling and heating degree days - Cities and FUAs — Change in cooling in Terni, 1951–2025

-1.0k-5000500195119882025

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

Analysis

The most recent figure for cooling and heating degree days - cities and fuas — change in cooling in Terni is -97.78 % change on previous year, measured in 2025.

Compared with earlier readings it is down 234.5% on the previous year and down 139.1% over ten years.

Over the whole period, cooling and heating degree days - cities and fuas — change in cooling in Terni peaked at 529.25 % change on previous year in 1998 and was at its lowest, -886.54 % change on previous year, in 1959.

Terni ranks 506th of 1306 regions on this measure, in the middle of the range.

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

Cooling and heating degree days - Cities and FUAs — Change in cooling in Terni, year by year

Annual values for Cooling and heating degree days - Cities and FUAs — Change in cooling degree days from 1981–2010 period to 2020–24 period, annual growth rate in Terni, 1951 to 2025.
Year % change on previous year Change
1951 -135.46 % change on previous year
1952 256.08 % change on previous year -289.0%
1953 -180.48 % change on previous year -170.5%
1954 -34.88 % change on previous year -80.7%
1955 8.09 % change on previous year -123.2%
1956 111.64 % change on previous year +1279.2%
1957 -883.87 % change on previous year -891.8%
1958 86.33 % change on previous year -109.8%
1959 -886.54 % change on previous year -1126.9%
1960 10.7 % change on previous year -101.2%
1961 93.01 % change on previous year +769.6%
1963 -204.25 % change on previous year -319.6%
1964 9.37 % change on previous year -104.6%
1965 18.47 % change on previous year +97.2%
1966 -44.14 % change on previous year -339.0%
1967 76.29 % change on previous year -272.8%
1968 -533.46 % change on previous year -799.2%
1969 6.41 % change on previous year -101.2%
1970 62.86 % change on previous year +880.1%
1971 1.28 % change on previous year -98.0%
1972 -212.44 % change on previous year -16754.5%
1973 84.97 % change on previous year -140.0%
1974 -84.8 % change on previous year -199.8%
1975 -84.45 % change on previous year -0.4%
1976 -113.15 % change on previous year +34.0%
1977 21.58 % change on previous year -119.1%
1978 -1.27 % change on previous year -105.9%
1979 38.41 % change on previous year -3117.1%
1980 -30.25 % change on previous year -178.8%
1981 4.21 % change on previous year -113.9%
1982 67.23 % change on previous year +1496.1%
1983 18 % change on previous year -73.2%
1984 -303.92 % change on previous year -1788.3%
1985 121.65 % change on previous year -140.0%
1986 -375.4 % change on previous year -408.6%
1987 96.69 % change on previous year -125.8%
1989 -470.66 % change on previous year -586.8%
1990 47.68 % change on previous year -110.1%
1991 64.77 % change on previous year +35.8%
1992 19.85 % change on previous year -69.3%
1993 363.41 % change on previous year +1730.6%
1994 68 % change on previous year -81.3%
1995 -236.66 % change on previous year -448.0%
1996 -53.82 % change on previous year -77.3%
1997 83.95 % change on previous year -256.0%
1998 529.25 % change on previous year +530.5%
1999 -112.23 % change on previous year -121.2%
2000 340.23 % change on previous year -403.2%
2001 -9.81 % change on previous year -102.9%
2002 -385.44 % change on previous year +3830.4%
2003 502.52 % change on previous year -230.4%
2004 -90 % change on previous year -117.9%
2005 -95.83 % change on previous year +6.5%
2007 -48.6 % change on previous year -49.3%
2008 38.01 % change on previous year -178.2%
2009 49.65 % change on previous year +30.6%
2010 -96.72 % change on previous year -294.8%
2012 462.39 % change on previous year -578.1%
2013 -97.64 % change on previous year -121.1%
2015 249.98 % change on previous year -356.0%
2016 -107.06 % change on previous year -142.8%
2018 -80.84 % change on previous year -24.5%
2019 315.78 % change on previous year -490.6%
2020 -46.13 % change on previous year -114.6%
2021 55.46 % change on previous year -220.2%
2022 98.01 % change on previous year +76.7%
2023 -48.02 % change on previous year -149.0%
2024 72.71 % change on previous year -251.4%
2025 -97.78 % change on previous year -234.5%

Averages by decade

DecadeAverage LowestHighest Years
1950s -184.34 % change on previous year -886.54 % change on previous year 256.08 % change on previous year 9
1960s -63.07 % change on previous year -533.46 % change on previous year 93.01 % change on previous year 9
1970s -28.7 % change on previous year -212.44 % change on previous year 84.97 % change on previous year 10
1980s -96.94 % change on previous year -470.66 % change on previous year 121.65 % change on previous year 9
1990s 77.42 % change on previous year -236.66 % change on previous year 529.25 % change on previous year 10
2000s 33.42 % change on previous year -385.44 % change on previous year 502.52 % change on previous year 9
2010s 92.27 % change on previous year -107.06 % change on previous year 462.39 % change on previous year 7
2020s 5.71 % change on previous year -97.78 % change on previous year 98.01 % change on previous year 6

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Frequently asked questions

What is cooling and heating degree days - cities and fuas — change in cooling in Terni?
Cooling and heating degree days - cities and fuas — change in cooling in Terni was -97.78 % change on previous year in 2025, according to Statizoid (derived).
What is the highest cooling and heating degree days - cities and fuas — change in cooling recorded in Terni?
The highest recorded value was 529.25 % change on previous year in 1998.
What is the lowest cooling and heating degree days - cities and fuas — change in cooling recorded in Terni?
The lowest recorded value was -886.54 % change on previous year in 1959.
How does Terni rank for cooling and heating degree days - cities and fuas — change in cooling?
Terni ranks 506th out of 1306 regions with data for 2025.
Is cooling and heating degree days - cities and fuas — change in cooling rising or falling in Terni?
Over the last ten years it is down 139.1%. The long-run trend across the full record is volatile.
Where does this Terni data come from?
The figures come from Statizoid (derived), published as part of Cooling and heating degree days - Cities and FUAs — Change in cooling degree days from 1981–2010 period to 2020–24 period, annual growth rate. Statizoid updates them automatically from the source API.

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Cooling and heating degree days - Cities and FUAs — Change in cooling in Terni. Statizoid, drawing on Statizoid (derived). Retrieved 07 September 2026, from https://reference.statizoid.com/stat/cooling-and-heating-degree-days-cities-and-fuas-change-in-cooling-degree-days-from-1981-2/terni/

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How this figure is calculated

The year-on-year percentage change in Cooling and heating degree days - Cities and FUAs — Change in cooling degree days from 1981–2010 period to 2020–24 period. 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 — Change in cooling degree days from 1981–2010 period to 2020–24 period, 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, 93,596 data points, 1951–2025
Last refreshed

The year-on-year percentage change in Cooling and heating degree days - Cities and FUAs — Change in cooling degree days from 1981–2010 period to 2020–24 period. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.