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

Chicago: Cooling and heating degree days - Cities and FUAs — Change in heating was 56.04 % change on previous year in 2025. ◆ Volatile

Latest (2025)
56.04 % change on previous year
Change on year
up 265.6%
Rank
211th
of 1290 regions
All-time high
671.66 % change on previous year
in 1957
All-time low
-957.13 % change on previous year
in 2006
Years of data
72
1951–2025

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

-1.0k-5000500195119882025

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

Analysis

Chicago recorded 56.04 % change on previous year for cooling and heating degree days - cities and fuas — change in heating in 2025.

That represents a change of up 265.6% on the previous year and up 150.5% over ten years.

Over the whole period, cooling and heating degree days - cities and fuas — change in heating in Chicago peaked at 671.66 % change on previous year in 1957 and was at its lowest, -957.13 % change on previous year, in 2006.

Chicago ranks 211th 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 Chicago, 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 Chicago, 1951 to 2025.
Year % change on previous year Change
1951 -3.04 % change on previous year
1952 -111.32 % change on previous year +3559.6%
1953 -684.99 % change on previous year +515.3%
1954 93.74 % change on previous year -113.7%
1955 558.88 % change on previous year +496.2%
1956 -120.85 % change on previous year -121.6%
1957 671.66 % change on previous year -655.8%
1958 189.81 % change on previous year -71.7%
1959 15.19 % change on previous year -92.0%
1960 -10.27 % change on previous year -167.6%
1961 -50.31 % change on previous year +389.8%
1962 197.63 % change on previous year -492.9%
1963 7.74 % change on previous year -96.1%
1964 -89.52 % change on previous year -1256.5%
1965 255.32 % change on previous year -385.2%
1966 57.81 % change on previous year -77.4%
1967 -0.1854 % change on previous year -100.3%
1968 -59.57 % change on previous year +32036.7%
1969 358.06 % change on previous year -701.1%
1970 -35.96 % change on previous year -110.0%
1971 -41.56 % change on previous year +15.6%
1972 212.7 % change on previous year -611.8%
1973 -140.39 % change on previous year -166.0%
1974 93.56 % change on previous year -166.6%
1975 146.66 % change on previous year +56.8%
1977 -38.26 % change on previous year -126.1%
1978 195.87 % change on previous year -612.0%
1979 -26.32 % change on previous year -113.4%
1980 -17.8 % change on previous year -32.4%
1981 -82.52 % change on previous year +363.7%
1982 335.47 % change on previous year -506.5%
1983 -60.99 % change on previous year -118.2%
1984 50.76 % change on previous year -183.2%
1985 69.58 % change on previous year +37.1%
1986 -114.59 % change on previous year -264.7%
1987 -594.65 % change on previous year +418.9%
1988 179.49 % change on previous year -130.2%
1989 53.31 % change on previous year -70.3%
1990 -204.29 % change on previous year -483.2%
1991 55.52 % change on previous year -127.2%
1992 39.61 % change on previous year -28.7%
1993 249.2 % change on previous year +529.2%
1994 -38.57 % change on previous year -115.5%
1995 84.63 % change on previous year -319.4%
1996 104.81 % change on previous year +23.8%
1997 -55.95 % change on previous year -153.4%
1998 -500.69 % change on previous year +794.8%
1999 59.31 % change on previous year -111.8%
2000 93.45 % change on previous year +57.6%
2002 68.84 % change on previous year -26.3%
2003 202.44 % change on previous year +194.1%
2004 -285.79 % change on previous year -241.2%
2005 74.61 % change on previous year -126.1%
2006 -957.13 % change on previous year -1382.8%
2007 80.6 % change on previous year -108.4%
2008 466.84 % change on previous year +479.2%
2009 -61.32 % change on previous year -113.1%
2010 -155.55 % change on previous year +153.7%
2011 -27.4 % change on previous year -82.4%
2012 -733.86 % change on previous year +2577.9%
2013 137.7 % change on previous year -118.8%
2014 150.06 % change on previous year +9.0%
2015 -110.96 % change on previous year -173.9%
2016 -367.69 % change on previous year +231.4%
2017 -20.91 % change on previous year -94.3%
2018 144.09 % change on previous year -789.2%
2019 -20.29 % change on previous year -114.1%
2020 -303.73 % change on previous year +1396.8%
2021 -8.01 % change on previous year -97.4%
2022 113.85 % change on previous year -1520.6%
2024 -33.84 % change on previous year -129.7%
2025 56.04 % change on previous year -265.6%

Averages by decade

DecadeAverage LowestHighest Years
1950s 67.68 % change on previous year -684.99 % change on previous year 671.66 % change on previous year 9
1960s 66.67 % change on previous year -89.52 % change on previous year 358.06 % change on previous year 10
1970s 40.7 % change on previous year -140.39 % change on previous year 212.7 % change on previous year 9
1980s -18.19 % change on previous year -594.65 % change on previous year 335.47 % change on previous year 10
1990s -20.64 % change on previous year -500.69 % change on previous year 249.2 % change on previous year 10
2000s -35.27 % change on previous year -957.13 % change on previous year 466.84 % change on previous year 9
2010s -100.48 % change on previous year -733.86 % change on previous year 150.06 % change on previous year 10
2020s -35.14 % change on previous year -303.73 % change on previous year 113.85 % change on previous year 5

More reference data data for Chicago

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Frequently asked questions

What is cooling and heating degree days - cities and fuas — change in heating in Chicago?
Cooling and heating degree days - cities and fuas — change in heating in Chicago was 56.04 % 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 Chicago?
The highest recorded value was 671.66 % change on previous year in 1957.
What is the lowest cooling and heating degree days - cities and fuas — change in heating recorded in Chicago?
The lowest recorded value was -957.13 % change on previous year in 2006.
How does Chicago rank for cooling and heating degree days - cities and fuas — change in heating?
Chicago ranks 211th out of 1290 regions with data for 2025.
Is cooling and heating degree days - cities and fuas — change in heating rising or falling in Chicago?
Over the last ten years it is up 150.5%. The long-run trend across the full record is volatile.
Where does this Chicago 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 Chicago. 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/chicago/

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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.