Autumn temperature anomalies in Saint Helena
Saint Helena: Autumn temperature anomalies was 0.2222 °C in 2025. ◆ Volatile
Autumn temperature anomalies in Saint Helena, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.
Analysis
Saint Helena recorded 0.2222 °C for autumn temperature anomalies in 2025.
The figure is down 22.1% on the previous year and up 8.8% over ten years.
Over the whole period, autumn temperature anomalies in Saint Helena peaked at 0.6474 °C in 1984 and was at its lowest, -1.11 °C, in 1955.
Saint Helena ranks 156th of 193 countries on this measure, in the bottom quarter.
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 | -0.2843 °C | -1.06 °C | 0.471 °C | 10 |
| 1950s | -0.409 °C | -1.11 °C | 0.2823 °C | 10 |
| 1960s | -0.1768 °C | -0.5842 °C | 0.1099 °C | 10 |
| 1970s | -0.1372 °C | -0.7536 °C | 0.4913 °C | 10 |
| 1980s | 0.1651 °C | -0.3887 °C | 0.6474 °C | 10 |
| 1990s | -0.0292 °C | -0.4762 °C | 0.3558 °C | 10 |
| 2000s | -0.0094 °C | -0.2178 °C | 0.2472 °C | 10 |
| 2010s | 0.0497 °C | -0.419 °C | 0.4655 °C | 10 |
| 2020s | 0.0597 °C | -0.382 °C | 0.46 °C | 6 |
Countries ranked near Saint Helena
More reference data data for Saint Helena
- Summer temperature anomalies -0.0099 °C (2026)
- Spring temperature anomalies 0.7284 °C (2026)
- Temperature anomalies by month 0.8 °C (2026)
- Winter temperature anomalies 0.2374 °C (2025)
- Foreign aid received as grants and concessional loans 53.68 million constant 2024 US$ (2024)
- Foreign aid received from governments and private foundations 53.68 million constant 2024 US$ (2024)
- Foreign aid received by income group 53.68 million constant 2024 US$ (2024)
- Foreign aid received 53.68 million constant 2024 US$ (2024)
- Foreign aid received per capita 10,202 constant 2024 US$ (2024)
- Land area in hectares 39,000 hectares (2023)
Frequently asked questions
- What is autumn temperature anomalies in Saint Helena?
- Autumn temperature anomalies in Saint Helena was 0.2222 °C in 2025, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
- What is the highest autumn temperature anomalies recorded in Saint Helena?
- The highest recorded value was 0.6474 °C in 1984.
- What is the lowest autumn temperature anomalies recorded in Saint Helena?
- The lowest recorded value was -1.11 °C in 1955.
- How does Saint Helena rank for autumn temperature anomalies?
- Saint Helena ranks 156th out of 193 countries with data for 2025.
- Is autumn temperature anomalies rising or falling in Saint Helena?
- Over the last ten years it is up 8.8%. The long-run trend across the full record is volatile.
- Where does this Saint Helena data come from?
- The figures come from Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as part of Autumn temperature anomalies. 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).
About this data
The difference in a specific month's average surface temperature from the mean temperature of the same month during the period 1991-2020, measured in degrees Celsius.