Heard Island and McDonald Islands vs New Zealand: Annual temperature anomalies
Heard Island and McDonald Islands
0.8308 °C
in 2025
New Zealand
0.826 °C
in 2025
Heard Island and McDonald Islands rank
68th
New Zealand rank
71st
Annual temperature anomalies over time
- Heard Island and McDonald Islands
- New Zealand
How they compare
Heard Island and McDonald Islands currently reports 0.8308 °C against 0.826 °C in New Zealand, a difference of 0.0048 °C.
The two have swapped places 28 times across 86 shared years of data; in 1940 it was Heard Island and McDonald Islands ahead.
Heard Island and McDonald Islands ranks 68th and New Zealand ranks 71st of 193 countries.
Across the 9 decades both report, Heard Island and McDonald Islands averaged higher in 5 and New Zealand in 4.
Head to head by decade
| Decade | Heard Island and McDonald Islands | New Zealand | Difference | Ahead |
|---|---|---|---|---|
| 1940s | -0.7038 °C | -1.46 °C | 0.7596 °C | Heard Island and McDonald Islands |
| 1950s | -0.4475 °C | -0.7312 °C | 0.2837 °C | Heard Island and McDonald Islands |
| 1960s | -0.3035 °C | -0.7529 °C | 0.4494 °C | Heard Island and McDonald Islands |
| 1970s | -0.2917 °C | -0.1496 °C | 0.1421 °C | New Zealand |
| 1980s | -0.0611 °C | -0.056 °C | 0.0051 °C | New Zealand |
| 1990s | -0.123 °C | -0.2721 °C | 0.1491 °C | Heard Island and McDonald Islands |
| 2000s | -0.099 °C | -0.1135 °C | 0.0145 °C | Heard Island and McDonald Islands |
| 2010s | 0.1796 °C | 0.3561 °C | 0.1766 °C | New Zealand |
| 2020s | 0.4024 °C | 0.7744 °C | 0.372 °C | New Zealand |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual temperature anomalies, Heard Island and McDonald Islands or New Zealand?
- Heard Island and McDonald Islands, at 0.8308 °C against 0.826 °C in New Zealand as of 2025.
- What is the difference in annual temperature anomalies between Heard Island and McDonald Islands and New Zealand?
- 0.0048 °C, with Heard Island and McDonald Islands ahead.
- How many years of comparable data are there for Heard Island and McDonald Islands and New Zealand?
- 86 years are reported by both, from 1940 to 2025.
- How do Heard Island and McDonald Islands and New Zealand rank globally for annual temperature anomalies?
- Heard Island and McDonald Islands ranks 68th and New Zealand ranks 71st of 193 countries.
- Where does this data come from?
- Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as Annual temperature anomalies. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Difference of a specific year's average surface temperature from the 1991-2020 mean, in degrees Celsius.