Cooling and heating degree days - Cities and FUAs — Cooling degree in Roma

Roma: Cooling and heating degree days - Cities and FUAs — Cooling degree was -26.35 % change on previous year in 2025. ◆ Volatile

Latest (2025)
-26.35 % change on previous year
Change on year
down 290.7%
Rank
460th
of 1306 regions
All-time high
149.07 % change on previous year
in 1973
All-time low
-54.05 % change on previous year
in 1972
Years of data
75
1951–2025

Cooling and heating degree days - Cities and FUAs — Cooling degree in Roma, 1951–2025

-50050100150195119882025

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 Roma is -26.35 % change on previous year, measured in 2025.

The figure is down 290.7% on the previous year and down 130.7% over ten years.

Over the whole period, cooling and heating degree days - cities and fuas — cooling degree in Roma peaked at 149.07 % change on previous year in 1973 and was at its lowest, -54.05 % change on previous year, in 1972.

Roma ranks 460th 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 — Cooling degree in Roma, year by year

Annual values for Cooling and heating degree days - Cities and FUAs — Cooling degree days, annual growth rate in Roma, 1951 to 2025.
Year % change on previous year Change
1951 -33.02 % change on previous year
1952 33.4 % change on previous year -201.2%
1953 -31.31 % change on previous year -193.7%
1954 -18.01 % change on previous year -42.5%
1955 20.3 % change on previous year -212.7%
1956 5.02 % change on previous year -75.3%
1957 -6.81 % change on previous year -235.9%
1958 5.88 % change on previous year -186.3%
1959 -6.74 % change on previous year -214.7%
1960 -12.01 % change on previous year +78.0%
1961 51.73 % change on previous year -530.9%
1962 11.94 % change on previous year -76.9%
1963 -23.7 % change on previous year -298.4%
1964 1.86 % change on previous year -107.8%
1965 -11.72 % change on previous year -731.2%
1966 -9.68 % change on previous year -17.4%
1967 29.98 % change on previous year -409.7%
1968 -42.91 % change on previous year -243.2%
1969 18.47 % change on previous year -143.0%
1970 32.93 % change on previous year +78.3%
1971 2.69 % change on previous year -91.8%
1972 -54.05 % change on previous year -2106.1%
1973 149.07 % change on previous year -375.8%
1974 -25.26 % change on previous year -116.9%
1975 8.08 % change on previous year -132.0%
1976 -44.51 % change on previous year -651.1%
1977 16.73 % change on previous year -137.6%
1978 -0.2093 % change on previous year -101.3%
1979 38.18 % change on previous year -18338.5%
1980 -23.96 % change on previous year -162.8%
1981 24.95 % change on previous year -204.1%
1982 55.57 % change on previous year +122.7%
1983 -11.11 % change on previous year -120.0%
1984 -44.5 % change on previous year +300.7%
1985 118.38 % change on previous year -366.0%
1986 -20.88 % change on previous year -117.6%
1987 26.05 % change on previous year -224.8%
1988 -0.6628 % change on previous year -102.5%
1989 -28.7 % change on previous year +4229.2%
1990 16.27 % change on previous year -156.7%
1991 14.12 % change on previous year -13.2%
1992 -4.88 % change on previous year -134.6%
1993 5.3 % change on previous year -208.6%
1994 25.44 % change on previous year +379.5%
1995 -35.88 % change on previous year -241.1%
1996 -17.78 % change on previous year -50.4%
1997 38 % change on previous year -313.7%
1998 21.89 % change on previous year -42.4%
1999 -10.63 % change on previous year -148.6%
2000 2.79 % change on previous year -126.3%
2001 0.6597 % change on previous year -76.4%
2002 -22.58 % change on previous year -3522.6%
2003 120.46 % change on previous year -633.6%
2004 -44.71 % change on previous year -137.1%
2005 3.41 % change on previous year -107.6%
2006 17.05 % change on previous year +400.3%
2007 -12.28 % change on previous year -172.0%
2008 12.94 % change on previous year -205.4%
2009 9.36 % change on previous year -27.7%
2010 -23.11 % change on previous year -346.9%
2011 14.41 % change on previous year -162.4%
2012 25.8 % change on previous year +79.1%
2013 -21.03 % change on previous year -181.5%
2014 -29.04 % change on previous year +38.1%
2015 85.73 % change on previous year -395.2%
2016 -21.04 % change on previous year -124.5%
2017 28.13 % change on previous year -233.7%
2018 -11.62 % change on previous year -141.3%
2019 11.74 % change on previous year -201.0%
2020 -9.47 % change on previous year -180.7%
2021 9.61 % change on previous year -201.5%
2022 36.09 % change on previous year +275.6%
2023 -21.65 % change on previous year -160.0%
2024 13.82 % change on previous year -163.8%
2025 -26.35 % change on previous year -290.7%

Averages by decade

DecadeAverage LowestHighest Years
1950s -3.48 % change on previous year -33.02 % change on previous year 33.4 % change on previous year 9
1960s 1.4 % change on previous year -42.91 % change on previous year 51.73 % change on previous year 10
1970s 12.36 % change on previous year -54.05 % change on previous year 149.07 % change on previous year 10
1980s 9.52 % change on previous year -44.5 % change on previous year 118.38 % change on previous year 10
1990s 5.18 % change on previous year -35.88 % change on previous year 38 % change on previous year 10
2000s 8.71 % change on previous year -44.71 % change on previous year 120.46 % change on previous year 10
2010s 6 % change on previous year -29.04 % change on previous year 85.73 % change on previous year 10
2020s 0.3418 % change on previous year -26.35 % change on previous year 36.09 % change on previous year 6

More reference data data for Roma

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Frequently asked questions

What is cooling and heating degree days - cities and fuas — cooling degree in Roma?
Cooling and heating degree days - cities and fuas — cooling degree in Roma was -26.35 % 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 Roma?
The highest recorded value was 149.07 % change on previous year in 1973.
What is the lowest cooling and heating degree days - cities and fuas — cooling degree recorded in Roma?
The lowest recorded value was -54.05 % change on previous year in 1972.
How does Roma rank for cooling and heating degree days - cities and fuas — cooling degree?
Roma ranks 460th out of 1306 regions with data for 2025.
Is cooling and heating degree days - cities and fuas — cooling degree rising or falling in Roma?
Over the last ten years it is down 130.7%. The long-run trend across the full record is volatile.
Where does this Roma 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 Roma. Statizoid, drawing on Statizoid (derived). Retrieved 07 September 2026, from https://reference.statizoid.com/stat/cooling-and-heating-degree-days-cities-and-fuas-cooling-degree-days-annual-growth-rate/roma/

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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/roma/">Cooling and heating degree days - Cities and FUAs — Cooling degree in Roma</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.