Cooling and heating degree days - Cities and FUAs — Cooling degree in Wellington
Wellington: Cooling and heating degree days - Cities and FUAs — Cooling degree was -100 % change on previous year in 2025. ◆ Volatile
Cooling and heating degree days - Cities and FUAs — Cooling degree in Wellington, 1951–2025
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
Wellington recorded -100 % change on previous year for cooling and heating degree days - cities and fuas — cooling degree in 2025. That is the lowest value across all 60 years on record.
Compared with earlier readings it is down 254.0% on the previous year and down 113.9% over ten years.
Over the whole period, cooling and heating degree days - cities and fuas — cooling degree in Wellington peaked at 978.53 % change on previous year in 1951 and was at its lowest, -100 % change on previous year, in 1969.
That places Wellington 1247th out of 1306 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 — Cooling degree in Wellington, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1951 | 978.53 % change on previous year | — |
| 1953 | -88.74 % change on previous year | -109.1% |
| 1955 | -68.15 % change on previous year | -23.2% |
| 1956 | 177.55 % change on previous year | -360.5% |
| 1957 | -28.47 % change on previous year | -116.0% |
| 1958 | -32.95 % change on previous year | +15.7% |
| 1959 | 130.09 % change on previous year | -494.8% |
| 1960 | -49.32 % change on previous year | -137.9% |
| 1961 | -75.13 % change on previous year | +52.3% |
| 1962 | 313.2 % change on previous year | -516.9% |
| 1963 | -92.75 % change on previous year | -129.6% |
| 1964 | 710.28 % change on previous year | -865.8% |
| 1965 | -74.12 % change on previous year | -110.4% |
| 1966 | 78.3 % change on previous year | -205.6% |
| 1967 | -80.76 % change on previous year | -203.2% |
| 1969 | -100 % change on previous year | +23.8% |
| 1971 | 382.79 % change on previous year | -482.8% |
| 1972 | -99.85 % change on previous year | -126.1% |
| 1974 | 46.26 % change on previous year | -146.3% |
| 1975 | 471.36 % change on previous year | +918.9% |
| 1976 | -100 % change on previous year | -121.2% |
| 1978 | 507.1 % change on previous year | -607.1% |
| 1979 | -87.14 % change on previous year | -117.2% |
| 1980 | -100 % change on previous year | +14.8% |
| 1982 | -75.9 % change on previous year | -24.1% |
| 1983 | -100 % change on previous year | +31.7% |
| 1986 | -95.72 % change on previous year | -4.3% |
| 1987 | 259.13 % change on previous year | -370.7% |
| 1988 | 750.72 % change on previous year | +189.7% |
| 1989 | 26.13 % change on previous year | -96.5% |
| 1990 | -87.69 % change on previous year | -435.5% |
| 1991 | -73.22 % change on previous year | -16.5% |
| 1992 | -50.53 % change on previous year | -31.0% |
| 1993 | -100 % change on previous year | +97.9% |
| 1995 | 55.61 % change on previous year | -155.6% |
| 1996 | -100 % change on previous year | -279.8% |
| 1999 | 235.48 % change on previous year | -335.5% |
| 2000 | -99.44 % change on previous year | -142.2% |
| 2002 | -96.97 % change on previous year | -2.5% |
| 2004 | 13.41 % change on previous year | -113.8% |
| 2005 | 375.62 % change on previous year | +2701.8% |
| 2006 | -76.9 % change on previous year | -120.5% |
| 2007 | 63.98 % change on previous year | -183.2% |
| 2008 | 398.79 % change on previous year | +523.3% |
| 2009 | -90.27 % change on previous year | -122.6% |
| 2010 | -91.46 % change on previous year | +1.3% |
| 2011 | 732 % change on previous year | -900.3% |
| 2012 | 233.49 % change on previous year | -68.1% |
| 2013 | 176.34 % change on previous year | -24.5% |
| 2014 | -89.65 % change on previous year | -150.8% |
| 2015 | 718.21 % change on previous year | -901.1% |
| 2016 | -10.12 % change on previous year | -101.4% |
| 2017 | -72.37 % change on previous year | +615.1% |
| 2018 | 926.12 % change on previous year | -1379.7% |
| 2019 | -43.81 % change on previous year | -104.7% |
| 2020 | -92.73 % change on previous year | +111.6% |
| 2021 | -40.46 % change on previous year | -56.4% |
| 2023 | -72.02 % change on previous year | +78.0% |
| 2024 | 64.93 % change on previous year | -190.2% |
| 2025 | -100 % change on previous year | -254.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1950s | 152.55 % change on previous year | -88.74 % change on previous year | 978.53 % change on previous year | 7 |
| 1960s | 69.97 % change on previous year | -100 % change on previous year | 710.28 % change on previous year | 9 |
| 1970s | 160.07 % change on previous year | -100 % change on previous year | 507.1 % change on previous year | 7 |
| 1980s | 94.91 % change on previous year | -100 % change on previous year | 750.72 % change on previous year | 7 |
| 1990s | -17.19 % change on previous year | -100 % change on previous year | 235.48 % change on previous year | 7 |
| 2000s | 61.03 % change on previous year | -99.44 % change on previous year | 398.79 % change on previous year | 8 |
| 2010s | 247.87 % change on previous year | -91.46 % change on previous year | 926.12 % change on previous year | 10 |
| 2020s | -48.05 % change on previous year | -100 % change on previous year | 64.93 % change on previous year | 5 |
More reference data data for Wellington
- Cooling and heating degree days - Cities and FUAs — Change in cooling -517.17 % change on previous year (2025)
- Cooling and heating degree days - Cities and FUAs, annual growth rate 4.87 % change on previous year (2025)
- Cooling and heating degree days - Cities and FUAs — Change in heating 100.87 % change on previous year (2025)
- Cooling and heating degree days - Cities and FUAs — Change in heating 0.4961 Degree days (2025)
- Cooling and heating degree days - Cities and FUAs — Cooling degree 0 Degree days (2025)
- Cooling and heating degree days - Cities and FUAs — Change in cooling -0.4928 Degree days (2025)
- Cooling and heating degree days - Cities and FUAs 1,238 Degree days (2025)
- Precipitation - Cities and FUAs — Extreme precipitation days 6 Days per year (2024)
- Precipitation - Cities and FUAs — Change in extreme precipitation -1.07 Days per year (2024)
- Dependency ratio - Cities and FUAs 19.1 Percentage of population aged 15-64 years (2024)
Frequently asked questions
- What is cooling and heating degree days - cities and fuas — cooling degree in Wellington?
- Cooling and heating degree days - cities and fuas — cooling degree in Wellington was -100 % change on previous year in 2025, according to Statizoid (derived).
- What is the highest cooling and heating degree days - cities and fuas — cooling degree recorded in Wellington?
- The highest recorded value was 978.53 % change on previous year in 1951.
- What is the lowest cooling and heating degree days - cities and fuas — cooling degree recorded in Wellington?
- The lowest recorded value was -100 % change on previous year in 1969.
- How does Wellington rank for cooling and heating degree days - cities and fuas — cooling degree?
- Wellington ranks 1247th out of 1306 regions with data for 2025.
- Is cooling and heating degree days - cities and fuas — cooling degree rising or falling in Wellington?
- Over the last ten years it is down 113.9%. The long-run trend across the full record is volatile.
- Where does this Wellington data come from?
- The figures come from Statizoid (derived), published as part of Cooling and heating degree days - Cities and FUAs — Cooling degree days, annual growth rate. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 60 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
The year-on-year percentage change in Cooling and heating degree days - Cities and FUAs — Cooling degree days. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.
Computed from
- Cooling and heating degree days - Cities and FUAs — Cooling degree Organisation for Economic Co-operation and Development
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
The year-on-year percentage change in Cooling and heating degree days - Cities and FUAs — Cooling degree days. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.