Cooling and heating degree days - Cities and FUAs, annual growth rate in Phoenix

Phoenix: Cooling and heating degree days - Cities and FUAs, annual growth rate was -53.71 % change on previous year in 2025. ◆ Volatile

Latest (2025)
-53.71 % change on previous year
Change on year
down 426.4%
Rank
1194th
of 1289 regions
All-time high
40.44 % change on previous year
in 1982
All-time low
-53.71 % change on previous year
in 2025
Years of data
75
1951–2025

Cooling and heating degree days - Cities and FUAs, annual growth rate in Phoenix, 1951–2025

-60-40-2002040195119882025

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

Analysis

In 2025, cooling and heating degree days - cities and fuas, annual growth rate in Phoenix stood at -53.71 % change on previous year. That is the lowest value across all 75 years on record.

Compared with earlier readings it is down 426.4% on the previous year and down 334.8% over ten years.

Over the whole period, cooling and heating degree days - cities and fuas, annual growth rate in Phoenix peaked at 40.44 % change on previous year in 1982 and was at its lowest, -53.71 % change on previous year, in 2025.

Phoenix ranks 1194th of 1289 regions on this measure, in the bottom quarter.

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

Cooling and heating degree days - Cities and FUAs, annual growth rate in Phoenix, year by year

Annual values for Cooling and heating degree days - Cities and FUAs, annual growth rate in Phoenix, 1951 to 2025.
Year % change on previous year Change
1951 36 % change on previous year —
1952 23.25 % change on previous year -35.4%
1953 -21.93 % change on previous year -194.4%
1954 -18.25 % change on previous year -16.8%
1955 35.57 % change on previous year -294.9%
1956 -9.76 % change on previous year -127.4%
1957 -13.62 % change on previous year +39.6%
1958 6.32 % change on previous year -146.4%
1959 -4.55 % change on previous year -172.0%
1960 32.82 % change on previous year -821.5%
1961 -20.11 % change on previous year -161.3%
1962 6.19 % change on previous year -130.8%
1963 -2.67 % change on previous year -143.0%
1964 30.22 % change on previous year -1233.6%
1965 -16.32 % change on previous year -154.0%
1966 4.67 % change on previous year -128.6%
1967 -5.02 % change on previous year -207.6%
1968 -5.23 % change on previous year +4.1%
1969 3.41 % change on previous year -165.3%
1970 -6.9 % change on previous year -302.0%
1971 23.84 % change on previous year -445.5%
1972 -15.93 % change on previous year -166.8%
1973 13.49 % change on previous year -184.7%
1974 -8.27 % change on previous year -161.3%
1975 11.45 % change on previous year -238.5%
1976 -18.73 % change on previous year -263.6%
1977 -10.28 % change on previous year -45.1%
1978 22.45 % change on previous year -318.4%
1979 8.48 % change on previous year -62.3%
1980 -25.61 % change on previous year -402.2%
1981 -13.24 % change on previous year -48.3%
1982 40.44 % change on previous year -405.4%
1983 -0.9706 % change on previous year -102.4%
1984 -6 % change on previous year +517.8%
1985 18.01 % change on previous year -400.3%
1986 -29.16 % change on previous year -261.9%
1987 38.76 % change on previous year -232.9%
1988 -15.48 % change on previous year -139.9%
1989 -11.16 % change on previous year -27.9%
1990 31.48 % change on previous year -382.1%
1991 -11.58 % change on previous year -136.8%
1992 3.29 % change on previous year -128.4%
1993 -8.56 % change on previous year -360.6%
1994 -1.97 % change on previous year -77.0%
1995 -18.26 % change on previous year +828.1%
1996 -3.47 % change on previous year -81.0%
1997 30.72 % change on previous year -984.4%
1998 16.37 % change on previous year -46.7%
1999 -25.34 % change on previous year -254.8%
2000 8.28 % change on previous year -132.7%
2001 17.9 % change on previous year +116.2%
2002 -16.45 % change on previous year -191.9%
2003 -7.99 % change on previous year -51.5%
2004 18.39 % change on previous year -330.2%
2005 -17.53 % change on previous year -195.3%
2006 7.49 % change on previous year -142.7%
2007 11.98 % change on previous year +60.0%
2008 -0.9311 % change on previous year -107.8%
2009 -8.78 % change on previous year +843.2%
2010 1.46 % change on previous year -116.6%
2011 20.72 % change on previous year +1321.4%
2012 -26.06 % change on previous year -225.8%
2013 26.51 % change on previous year -201.7%
2014 -35.26 % change on previous year -233.0%
2015 22.87 % change on previous year -164.9%
2016 -8.23 % change on previous year -136.0%
2017 -13.24 % change on previous year +61.0%
2018 12.22 % change on previous year -192.3%
2019 34.3 % change on previous year +180.6%
2020 -13.15 % change on previous year -138.3%
2021 -14.92 % change on previous year +13.4%
2022 25.84 % change on previous year -273.3%
2023 12.27 % change on previous year -52.5%
2024 -10.2 % change on previous year -183.2%
2025 -53.71 % change on previous year +426.4%

Averages by decade

DecadeAverage LowestHighest Years
1950s 3.67 % change on previous year -21.93 % change on previous year 36 % change on previous year 9
1960s 2.8 % change on previous year -20.11 % change on previous year 32.82 % change on previous year 10
1970s 1.96 % change on previous year -18.73 % change on previous year 23.84 % change on previous year 10
1980s -0.4413 % change on previous year -29.16 % change on previous year 40.44 % change on previous year 10
1990s 1.27 % change on previous year -25.34 % change on previous year 31.48 % change on previous year 10
2000s 1.24 % change on previous year -17.53 % change on previous year 18.39 % change on previous year 10
2010s 3.53 % change on previous year -35.26 % change on previous year 34.3 % change on previous year 10
2020s -8.98 % change on previous year -53.71 % change on previous year 25.84 % change on previous year 6

More reference data data for Phoenix

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Frequently asked questions

What is cooling and heating degree days - cities and fuas, annual growth rate in Phoenix?
Cooling and heating degree days - cities and fuas, annual growth rate in Phoenix was -53.71 % change on previous year in 2025, according to Statizoid (derived).
What is the highest cooling and heating degree days - cities and fuas, annual growth rate recorded in Phoenix?
The highest recorded value was 40.44 % change on previous year in 1982.
What is the lowest cooling and heating degree days - cities and fuas, annual growth rate recorded in Phoenix?
The lowest recorded value was -53.71 % change on previous year in 2025.
How does Phoenix rank for cooling and heating degree days - cities and fuas, annual growth rate?
Phoenix ranks 1194th out of 1289 regions with data for 2025.
Is cooling and heating degree days - cities and fuas, annual growth rate rising or falling in Phoenix?
Over the last ten years it is down 334.8%. The long-run trend across the full record is volatile.
Where does this Phoenix data come from?
The figures come from Statizoid (derived), published as part of Cooling and heating degree days - Cities and FUAs, annual growth rate. Statizoid updates them automatically from the source API.

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Cooling and heating degree days - Cities and FUAs, annual growth rate in Phoenix. Statizoid, drawing on Statizoid (derived). Retrieved 02 October 2026, from https://reference.statizoid.com/stat/cooling-and-heating-degree-days-cities-and-fuas-annual-growth-rate/phoenix/

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<a href="https://reference.statizoid.com/stat/cooling-and-heating-degree-days-cities-and-fuas-annual-growth-rate/phoenix/">Cooling and heating degree days - Cities and FUAs, annual growth rate in Phoenix</a> — Statizoid

How this figure is calculated

The year-on-year percentage change in Cooling and heating degree days - Cities and FUAs. 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, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
1,307 places, 97,779 data points, 1951–2025
Last refreshed

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