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

Gniezno: Cooling and heating degree days - Cities and FUAs — Change in heating was 129.25 % change on previous year in 2025. ◆ Volatile

Latest (2025)
129.25 % change on previous year
Change on year
up 262.3%
Rank
43rd
of 1290 regions
All-time high
823.59 % change on previous year
in 1985
All-time low
-550.63 % change on previous year
in 2014
Years of data
69
1951–2025

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

-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 Gniezno is 129.25 % change on previous year, measured in 2025.

Compared with earlier readings it is up 262.3% on the previous year and up 1,988.4% over ten years.

Over the whole period, cooling and heating degree days - cities and fuas — change in heating in Gniezno peaked at 823.59 % change on previous year in 1985 and was at its lowest, -550.63 % change on previous year, in 2014.

That places Gniezno 43rd out of 1290 regions with data for 2025, putting it in the top 10%.

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 Gniezno, 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 Gniezno, 1951 to 2025.
Year % change on previous year Change
1951 -362.06 % change on previous year
1952 644.45 % change on previous year -278.0%
1953 -111.11 % change on previous year -117.2%
1955 -16.29 % change on previous year -85.3%
1956 77.08 % change on previous year -573.2%
1957 -94.03 % change on previous year -222.0%
1958 383.7 % change on previous year -508.1%
1959 -113.94 % change on previous year -129.7%
1960 556.6 % change on previous year -588.5%
1961 -171.77 % change on previous year -130.9%
1962 559.06 % change on previous year -425.5%
1963 61.17 % change on previous year -89.1%
1964 -46.37 % change on previous year -175.8%
1965 33.31 % change on previous year -171.8%
1966 -76.7 % change on previous year -330.3%
1967 -244.57 % change on previous year +218.9%
1968 188.78 % change on previous year -177.2%
1969 411.14 % change on previous year +117.8%
1970 -30.99 % change on previous year -107.5%
1971 -93.45 % change on previous year +201.6%
1972 378.36 % change on previous year -504.9%
1973 -3.2 % change on previous year -100.8%
1974 -183.55 % change on previous year +5634.4%
1975 -9.21 % change on previous year -95.0%
1976 369.41 % change on previous year -4111.1%
1977 -95.28 % change on previous year -125.8%
1979 106.26 % change on previous year -211.5%
1980 12.59 % change on previous year -88.2%
1981 -58.41 % change on previous year -564.1%
1982 -121.5 % change on previous year +108.0%
1983 -265.29 % change on previous year +118.3%
1984 133.73 % change on previous year -150.4%
1985 823.59 % change on previous year +515.9%
1986 -41.03 % change on previous year -105.0%
1987 84.63 % change on previous year -306.3%
1988 -117.5 % change on previous year -238.8%
1989 -369.18 % change on previous year +214.2%
1990 -8.66 % change on previous year -97.7%
1991 111.73 % change on previous year -1389.7%
1992 -229.53 % change on previous year -305.4%
1993 292.26 % change on previous year -227.3%
1994 -200.34 % change on previous year -168.6%
1995 154.16 % change on previous year -176.9%
1996 603.48 % change on previous year +291.5%
1997 -79.22 % change on previous year -113.1%
1998 -147.57 % change on previous year +86.3%
1999 -289.41 % change on previous year +96.1%
2000 -119.9 % change on previous year -58.6%
2001 102.44 % change on previous year -185.4%
2003 157.71 % change on previous year +54.0%
2004 -187.21 % change on previous year -218.7%
2005 115.38 % change on previous year -161.6%
2006 -230.39 % change on previous year -299.7%
2008 -3.73 % change on previous year -98.4%
2009 78.22 % change on previous year -2196.6%
2010 807.59 % change on previous year +932.5%
2011 -137.18 % change on previous year -117.0%
2012 102.87 % change on previous year -175.0%
2014 -550.63 % change on previous year -635.3%
2015 6.19 % change on previous year -101.1%
2016 53.22 % change on previous year +759.9%
2017 -25.25 % change on previous year -147.5%
2018 -35.67 % change on previous year +41.2%
2019 -55.09 % change on previous year +54.4%
2020 1.8 % change on previous year -103.3%
2021 100 % change on previous year +5442.2%
2023 14.15 % change on previous year -85.9%
2024 -79.66 % change on previous year -663.0%
2025 129.25 % change on previous year -262.3%

Averages by decade

DecadeAverage LowestHighest Years
1950s 50.97 % change on previous year -362.06 % change on previous year 644.45 % change on previous year 8
1960s 127.07 % change on previous year -244.57 % change on previous year 559.06 % change on previous year 10
1970s 48.71 % change on previous year -183.55 % change on previous year 378.36 % change on previous year 9
1980s 8.16 % change on previous year -369.18 % change on previous year 823.59 % change on previous year 10
1990s 20.69 % change on previous year -289.41 % change on previous year 603.48 % change on previous year 10
2000s -10.93 % change on previous year -230.39 % change on previous year 157.71 % change on previous year 8
2010s 18.45 % change on previous year -550.63 % change on previous year 807.59 % change on previous year 9
2020s 33.11 % change on previous year -79.66 % change on previous year 129.25 % change on previous year 5

More reference data data for Gniezno

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Frequently asked questions

What is cooling and heating degree days - cities and fuas — change in heating in Gniezno?
Cooling and heating degree days - cities and fuas — change in heating in Gniezno was 129.25 % 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 Gniezno?
The highest recorded value was 823.59 % change on previous year in 1985.
What is the lowest cooling and heating degree days - cities and fuas — change in heating recorded in Gniezno?
The lowest recorded value was -550.63 % change on previous year in 2014.
How does Gniezno rank for cooling and heating degree days - cities and fuas — change in heating?
Gniezno ranks 43rd out of 1290 regions with data for 2025.
Is cooling and heating degree days - cities and fuas — change in heating rising or falling in Gniezno?
Over the last ten years it is up 1,988.4%. The long-run trend across the full record is volatile.
Where does this Gniezno 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 Gniezno. 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/gniezno/

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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.