Global precipitation anomaly in Heard Island and McDonald Islands
Heard Island and McDonald Islands: Global precipitation anomaly was 29.5 in 2025. ◆ Volatile
Global precipitation anomaly in Heard Island and McDonald Islands, 1940–2025
Source: Our World in Data.
Analysis
The most recent figure for global precipitation anomaly in Heard Island and McDonald Islands is 29.5, measured in 2025.
That represents a change of up 363.4% on the previous year and up 407.3% over ten years.
Over the whole period, global precipitation anomaly in Heard Island and McDonald Islands peaked at 198.02 in 2019 and was at its lowest, -480.03, in 1949.
Heard Island and McDonald Islands ranks 63rd of 192 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | -130.75 | -480.03 | -13.33 | 10 |
| 1950s | -307.93 | -449.67 | -135.89 | 10 |
| 1960s | -181.21 | -256.21 | -97.01 | 10 |
| 1970s | -132.31 | -272.22 | -5.66 | 10 |
| 1980s | -38.82 | -102.84 | 68.93 | 10 |
| 1990s | -28.27 | -285.46 | 27.69 | 10 |
| 2000s | -8.21 | -97.46 | 61.51 | 10 |
| 2010s | 43.35 | -107.63 | 198.02 | 10 |
| 2020s | -8.82 | -47.8 | 29.5 | 6 |
Countries ranked near Heard Island and McDonald Islands
More reference data data for Heard Island and McDonald Islands
- Summer temperature anomalies 1.56 (2026)
- Spring temperature anomalies 0.8521 (2026)
- Country level monthly temperature anomalies 0.876 (2026)
- Average precipitation per year 1,377 (2025)
- Autumn temperature anomalies 0.9668 (2025)
- Winter temperature anomalies 0.8706 (2025)
- Annual temperature anomalies 0.8308 (2025)
- Average annual surface temperature 2.45 (2025)
- Red list index 0.93 (2024)
- Countries to the international treaty on plant genetic resources 0 (2024)
Frequently asked questions
- What is global precipitation anomaly in Heard Island and McDonald Islands?
- Global precipitation anomaly in Heard Island and McDonald Islands was 29.5 in 2025, according to Our World in Data.
- What is the highest global precipitation anomaly recorded in Heard Island and McDonald Islands?
- The highest recorded value was 198.02 in 2019.
- What is the lowest global precipitation anomaly recorded in Heard Island and McDonald Islands?
- The lowest recorded value was -480.03 in 1949.
- How does Heard Island and McDonald Islands rank for global precipitation anomaly?
- Heard Island and McDonald Islands ranks 63rd out of 192 countries with data for 2025.
- Is global precipitation anomaly rising or falling in Heard Island and McDonald Islands?
- Over the last ten years it is up 407.3%. The long-run trend across the full record is volatile.
- Where does this Heard Island and McDonald Islands data come from?
- The figures come from Our World in Data, published as part of Global precipitation anomaly. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 86 observations, free to reuse under CC BY 4.0 (Our World in Data).