Average annual surface temperature in American Samoa
American Samoa: Average annual surface temperature was 26.94 °C in 2025. ▬ Flat
Average annual surface temperature in American Samoa, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.
Analysis
The most recent figure for average annual surface temperature in American Samoa is 26.94 °C, measured in 2025.
Compared with earlier readings it is down 1.4% on the previous year and up 0.8% over ten years.
Over the whole period, average annual surface temperature in American Samoa peaked at 27.32 °C in 2024 and was at its lowest, 26.01 °C, in 1955.
American Samoa ranks 24th of 193 countries on this measure, in the top quarter.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | 26.32 °C | 26.07 °C | 26.46 °C | 10 |
| 1950s | 26.31 °C | 26.01 °C | 26.57 °C | 10 |
| 1960s | 26.41 °C | 26.23 °C | 26.62 °C | 10 |
| 1970s | 26.3 °C | 26.11 °C | 26.49 °C | 10 |
| 1980s | 26.39 °C | 26.22 °C | 26.66 °C | 10 |
| 1990s | 26.63 °C | 26.47 °C | 26.88 °C | 10 |
| 2000s | 26.75 °C | 26.39 °C | 27 °C | 10 |
| 2010s | 26.89 °C | 26.4 °C | 27.26 °C | 10 |
| 2020s | 26.93 °C | 26.57 °C | 27.32 °C | 6 |
Countries ranked near American Samoa
- 21 Cambodia 27.26 °C compare
- 22 Somalia 27.11 °C compare
- 23 El Salvador 27.06 °C compare
- 25 Sri Lanka 26.93 °C compare
- 26 Saint Vincent and the Grenadines 26.89 °C compare
- 27 United States Virgin Islands 26.87 °C compare
More reference data data for American Samoa
- Temperature anomalies by month 0.0944 °C (2026)
- Spring temperature anomalies 0.1942 °C (2026)
- Summer temperature anomalies -0.1017 °C (2026)
- Precipitation anomalies 406.76 millimeters (2025)
- Autumn temperature anomalies -0.3295 °C (2025)
- Annual precipitation 2,994 millimeters (2025)
- Winter temperature anomalies 0.2171 °C (2025)
- Share of men and women expected to survive to the age of 65 82.6% (2024)
- Seafood production: wild fish catch vs. aquaculture 15 metric tons (2024)
- Share of men expected to survive to the age of 65 70.2% (2024)
Frequently asked questions
- What is average annual surface temperature in American Samoa?
- Average annual surface temperature in American Samoa was 26.94 °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 average annual surface temperature recorded in American Samoa?
- The highest recorded value was 27.32 °C in 2024.
- What is the lowest average annual surface temperature recorded in American Samoa?
- The lowest recorded value was 26.01 °C in 1955.
- How does American Samoa rank for average annual surface temperature?
- American Samoa ranks 24th out of 193 countries with data for 2025.
- Is average annual surface temperature rising or falling in American Samoa?
- Over the last ten years it is up 0.8%. The long-run trend across the full record is flat.
- Where does this American Samoa 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 Average annual surface temperature. 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 temperature of the air measured 2 meters above the ground, encompassing land, sea, and in-land water surfaces.