Cooling and heating degree days - Cities and FUAs — Change in heating in Rock

Rock: Cooling and heating degree days - Cities and FUAs — Change in heating was 56.76 % change on previous year in 2025. ◆ Volatile

Latest (2025)
56.76 % change on previous year
Change on year
up 205.9%
Rank
208th
of 1290 regions
All-time high
802.15 % change on previous year
in 1976
All-time low
-864.29 % change on previous year
in 1987
Years of data
71
1951–2025

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

-1.0k-50005001.0k195119882025

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 heating in Rock is 56.76 % change on previous year, measured in 2025.

That represents a change of up 205.9% on the previous year and up 146.1% over ten years.

Over the whole period, cooling and heating degree days - cities and fuas — change in heating in Rock peaked at 802.15 % change on previous year in 1976 and was at its lowest, -864.29 % change on previous year, in 1987.

Rock ranks 208th of 1290 regions on this measure, in the top 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 — Change in heating in Rock, year by year

Annual values for Cooling and heating degree days - Cities and FUAs — Change in heating degree days from 1981–2010 period to 2020–24 period, annual growth rate in Rock, 1951 to 2025.
Year % change on previous year Change
1951 8.73 % change on previous year
1952 -95.27 % change on previous year -1191.2%
1954 99.61 % change on previous year -204.6%
1956 -91.77 % change on previous year -192.1%
1957 635.02 % change on previous year -792.0%
1958 121.71 % change on previous year -80.8%
1959 100.98 % change on previous year -17.0%
1960 -35.18 % change on previous year -134.8%
1961 -46.8 % change on previous year +33.0%
1962 166.4 % change on previous year -455.6%
1963 7.54 % change on previous year -95.5%
1964 -91.88 % change on previous year -1318.9%
1965 581.54 % change on previous year -732.9%
1966 25.61 % change on previous year -95.6%
1967 4.38 % change on previous year -82.9%
1968 -86.1 % change on previous year -2065.6%
1970 -36.03 % change on previous year -58.2%
1971 -27.21 % change on previous year -24.5%
1972 174.7 % change on previous year -742.0%
1973 -136.2 % change on previous year -178.0%
1974 116.58 % change on previous year -185.6%
1975 0.5159 % change on previous year -99.6%
1976 802.15 % change on previous year +155384.1%
1977 -64.63 % change on previous year -108.1%
1978 345.99 % change on previous year -635.3%
1979 -27.25 % change on previous year -107.9%
1980 -19.25 % change on previous year -29.4%
1981 -120.37 % change on previous year +525.4%
1982 451.86 % change on previous year -475.4%
1983 -37.71 % change on previous year -108.3%
1984 -37.66 % change on previous year -0.1%
1985 283.66 % change on previous year -853.2%
1986 -110.79 % change on previous year -139.1%
1987 -864.29 % change on previous year +680.1%
1988 158.55 % change on previous year -118.3%
1989 56.82 % change on previous year -64.2%
1990 -183.85 % change on previous year -423.6%
1991 57.43 % change on previous year -131.2%
1992 23.39 % change on previous year -59.3%
1993 268.73 % change on previous year +1048.7%
1994 -21.79 % change on previous year -108.1%
1995 107.66 % change on previous year -594.1%
1996 54.44 % change on previous year -49.4%
1997 -65.39 % change on previous year -220.1%
1998 -541.82 % change on previous year +728.6%
1999 54.79 % change on previous year -110.1%
2000 80.39 % change on previous year +46.7%
2001 -388.27 % change on previous year -583.0%
2002 54.8 % change on previous year -114.1%
2003 136.7 % change on previous year +149.4%
2004 -468.36 % change on previous year -442.6%
2005 68.68 % change on previous year -114.7%
2006 -657.33 % change on previous year -1057.2%
2007 94.89 % change on previous year -114.4%
2009 -65.12 % change on previous year -168.6%
2010 -186.73 % change on previous year +186.7%
2011 23.23 % change on previous year -112.4%
2012 -612.87 % change on previous year -2738.5%
2013 158.61 % change on previous year -125.9%
2014 67.52 % change on previous year -57.4%
2015 -123.16 % change on previous year -282.4%
2016 -129.02 % change on previous year +4.8%
2017 -12.29 % change on previous year -90.5%
2018 143.91 % change on previous year -1270.9%
2019 24 % change on previous year -83.3%
2020 -206.29 % change on previous year -959.6%
2021 -33.07 % change on previous year -84.0%
2022 148.2 % change on previous year -548.1%
2023 -363.74 % change on previous year -345.4%
2024 -53.59 % change on previous year -85.3%
2025 56.76 % change on previous year -205.9%

Averages by decade

DecadeAverage LowestHighest Years
1950s 111.29 % change on previous year -95.27 % change on previous year 635.02 % change on previous year 7
1960s 58.39 % change on previous year -91.88 % change on previous year 581.54 % change on previous year 9
1970s 114.86 % change on previous year -136.2 % change on previous year 802.15 % change on previous year 10
1980s -23.92 % change on previous year -864.29 % change on previous year 451.86 % change on previous year 10
1990s -24.64 % change on previous year -541.82 % change on previous year 268.73 % change on previous year 10
2000s -127.07 % change on previous year -657.33 % change on previous year 136.7 % change on previous year 9
2010s -64.68 % change on previous year -612.87 % change on previous year 158.61 % change on previous year 10
2020s -75.29 % change on previous year -363.74 % change on previous year 148.2 % change on previous year 6

More reference data data for Rock

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Frequently asked questions

What is cooling and heating degree days - cities and fuas — change in heating in Rock?
Cooling and heating degree days - cities and fuas — change in heating in Rock was 56.76 % change on previous year in 2025, according to Statizoid (derived).
What is the highest cooling and heating degree days - cities and fuas — change in heating recorded in Rock?
The highest recorded value was 802.15 % change on previous year in 1976.
What is the lowest cooling and heating degree days - cities and fuas — change in heating recorded in Rock?
The lowest recorded value was -864.29 % change on previous year in 1987.
How does Rock rank for cooling and heating degree days - cities and fuas — change in heating?
Rock ranks 208th out of 1290 regions with data for 2025.
Is cooling and heating degree days - cities and fuas — change in heating rising or falling in Rock?
Over the last ten years it is up 146.1%. The long-run trend across the full record is volatile.
Where does this Rock data come from?
The figures come from Statizoid (derived), published as part of Cooling and heating degree days - Cities and FUAs — Change in heating 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 heating in Rock. Statizoid, drawing on Statizoid (derived). Retrieved 05 September 2026, from https://reference.statizoid.com/stat/cooling-and-heating-degree-days-cities-and-fuas-change-in-heating-degree-days-from-1981-2/rock/

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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 heating 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 heating 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
1,308 places, 92,820 data points, 1951–2025
Last refreshed

The year-on-year percentage change in Cooling and heating degree days - Cities and FUAs — Change in heating 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.