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

Sumter: Cooling and heating degree days - Cities and FUAs — Change in heating was -116.19 % change on previous year in 2025. ◆ Volatile

Latest (2025)
-116.19 % change on previous year
Change on year
down 278.8%
Rank
1034th
of 1290 regions
All-time high
774.17 % change on previous year
in 1988
All-time low
-845.4 % change on previous year
in 2015
Years of data
70
1951–2025

Cooling and heating degree days - Cities and FUAs — Change in heating in Sumter, 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 Sumter is -116.19 % change on previous year, measured in 2025.

The figure is down 278.8% on the previous year and up 86.3% over ten years.

Over the whole period, cooling and heating degree days - cities and fuas — change in heating in Sumter peaked at 774.17 % change on previous year in 1988 and was at its lowest, -845.4 % change on previous year, in 2015.

That places Sumter 1034th out of 1290 regions with data for 2025, putting it 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 — Change in heating in Sumter, 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 Sumter, 1951 to 2025.
Year % change on previous year Change
1951 137.6 % change on previous year
1952 -138.79 % change on previous year -200.9%
1953 -685.84 % change on previous year +394.2%
1954 174.4 % change on previous year -125.4%
1955 -61.1 % change on previous year -135.0%
1956 29.29 % change on previous year -147.9%
1957 -471.17 % change on previous year -1708.8%
1958 395.96 % change on previous year -184.0%
1959 -94.69 % change on previous year -123.9%
1961 -80.09 % change on previous year -15.4%
1962 107.03 % change on previous year -233.6%
1963 91.79 % change on previous year -14.2%
1964 -89.54 % change on previous year -197.6%
1965 -244.91 % change on previous year +173.5%
1966 533.55 % change on previous year -317.8%
1967 -174.75 % change on previous year -132.8%
1968 381.52 % change on previous year -318.3%
1969 -1.82 % change on previous year -100.5%
1970 -19.22 % change on previous year +955.3%
1971 -114.46 % change on previous year +495.5%
1972 -258.37 % change on previous year +125.7%
1973 152.58 % change on previous year -159.1%
1974 -380.89 % change on previous year -349.6%
1975 49.67 % change on previous year -113.0%
1976 170.65 % change on previous year +243.6%
1977 357.91 % change on previous year +109.7%
1978 -48.03 % change on previous year -113.4%
1979 -31 % change on previous year -35.5%
1980 16.02 % change on previous year -151.7%
1981 104.32 % change on previous year +551.3%
1982 -162.14 % change on previous year -255.4%
1983 174.13 % change on previous year -207.4%
1984 -71.14 % change on previous year -140.9%
1985 295.83 % change on previous year -515.8%
1986 -194.67 % change on previous year -165.8%
1987 86.62 % change on previous year -144.5%
1988 774.17 % change on previous year +793.8%
1989 -78.3 % change on previous year -110.1%
1991 31.07 % change on previous year -139.7%
1992 39.15 % change on previous year +26.0%
1993 54.3 % change on previous year +38.7%
1994 -253.67 % change on previous year -567.2%
1995 142.1 % change on previous year -156.0%
1996 90.96 % change on previous year -36.0%
1997 -187.47 % change on previous year -306.1%
1998 25.23 % change on previous year -113.5%
1999 27.51 % change on previous year +9.0%
2000 205.73 % change on previous year +647.8%
2001 -143.3 % change on previous year -169.7%
2002 208.64 % change on previous year -245.6%
2003 209.85 % change on previous year +0.6%
2004 -117.21 % change on previous year -155.9%
2005 73.34 % change on previous year -162.6%
2007 -89.32 % change on previous year -221.8%
2008 42.93 % change on previous year -148.1%
2009 152.2 % change on previous year +254.5%
2011 -119.5 % change on previous year -178.5%
2012 -36.06 % change on previous year -69.8%
2013 -2.29 % change on previous year -93.6%
2014 116.29 % change on previous year -5169.7%
2015 -845.4 % change on previous year -827.0%
2016 37.45 % change on previous year -104.4%
2017 -84.86 % change on previous year -326.6%
2018 99.86 % change on previous year -217.7%
2020 11.94 % change on previous year -88.0%
2021 -15.61 % change on previous year -230.7%
2022 57.11 % change on previous year -465.9%
2023 -151.62 % change on previous year -365.5%
2024 64.98 % change on previous year -142.9%
2025 -116.19 % change on previous year -278.8%

Averages by decade

DecadeAverage LowestHighest Years
1950s -79.37 % change on previous year -685.84 % change on previous year 395.96 % change on previous year 9
1960s 58.09 % change on previous year -244.91 % change on previous year 533.55 % change on previous year 9
1970s -12.12 % change on previous year -380.89 % change on previous year 357.91 % change on previous year 10
1980s 94.48 % change on previous year -194.67 % change on previous year 774.17 % change on previous year 10
1990s -3.42 % change on previous year -253.67 % change on previous year 142.1 % change on previous year 9
2000s 60.32 % change on previous year -143.3 % change on previous year 209.85 % change on previous year 9
2010s -104.31 % change on previous year -845.4 % change on previous year 116.29 % change on previous year 8
2020s -24.9 % change on previous year -151.62 % change on previous year 64.98 % change on previous year 6

More reference data data for Sumter

All data for Sumter →

Frequently asked questions

What is cooling and heating degree days - cities and fuas — change in heating in Sumter?
Cooling and heating degree days - cities and fuas — change in heating in Sumter was -116.19 % 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 Sumter?
The highest recorded value was 774.17 % change on previous year in 1988.
What is the lowest cooling and heating degree days - cities and fuas — change in heating recorded in Sumter?
The lowest recorded value was -845.4 % change on previous year in 2015.
How does Sumter rank for cooling and heating degree days - cities and fuas — change in heating?
Sumter ranks 1034th out of 1290 regions with data for 2025.
Is cooling and heating degree days - cities and fuas — change in heating rising or falling in Sumter?
Over the last ten years it is up 86.3%. The long-run trend across the full record is volatile.
Where does this Sumter 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 Sumter. 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/sumter/

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<a href="https://reference.statizoid.com/stat/cooling-and-heating-degree-days-cities-and-fuas-change-in-heating-degree-days-from-1981-2/sumter/">Cooling and heating degree days - Cities and FUAs — Change in heating in Sumter</a> — Statizoid

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.