Average annual surface temperature in American Samoa
American Samoa: Average annual surface temperature was 26.94 °C in 2025. ▬ Flat
Latest (2025)
26.94 °C
Change on year
down 1.4%
World rank
24th
of 193 countries
All-time high
27.32 °C
in 2024
All-time low
26.01 °C
in 1955
Years of data
86
1940–2025
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.
Average annual surface temperature in American Samoa, year by year
| Year | °C | Change |
|---|---|---|
| 1940 | 26.43 °C | — |
| 1941 | 26.39 °C | -0.2% |
| 1942 | 26.07 °C | -1.2% |
| 1943 | 26.09 °C | +0.1% |
| 1944 | 26.46 °C | +1.4% |
| 1945 | 26.29 °C | -0.7% |
| 1946 | 26.26 °C | -0.1% |
| 1947 | 26.46 °C | +0.8% |
| 1948 | 26.31 °C | -0.6% |
| 1949 | 26.43 °C | +0.4% |
| 1950 | 26.19 °C | -0.9% |
| 1951 | 26.35 °C | +0.6% |
| 1952 | 26.57 °C | +0.8% |
| 1953 | 26.45 °C | -0.4% |
| 1954 | 26.21 °C | -0.9% |
| 1955 | 26.01 °C | -0.8% |
| 1956 | 26.06 °C | +0.2% |
| 1957 | 26.33 °C | +1.0% |
| 1958 | 26.41 °C | +0.3% |
| 1959 | 26.48 °C | +0.3% |
| 1960 | 26.39 °C | -0.4% |
| 1961 | 26.34 °C | -0.2% |
| 1962 | 26.23 °C | -0.4% |
| 1963 | 26.5 °C | +1.0% |
| 1964 | 26.42 °C | -0.3% |
| 1965 | 26.25 °C | -0.6% |
| 1966 | 26.54 °C | +1.1% |
| 1967 | 26.27 °C | -1.0% |
| 1968 | 26.57 °C | +1.1% |
| 1969 | 26.62 °C | +0.2% |
| 1970 | 26.49 °C | -0.5% |
| 1971 | 26.15 °C | -1.3% |
| 1972 | 26.44 °C | +1.1% |
| 1973 | 26.38 °C | -0.2% |
| 1974 | 26.13 °C | -0.9% |
| 1975 | 26.11 °C | -0.1% |
| 1976 | 26.16 °C | +0.2% |
| 1977 | 26.35 °C | +0.7% |
| 1978 | 26.33 °C | -0.1% |
| 1979 | 26.49 °C | +0.6% |
| 1980 | 26.66 °C | +0.6% |
| 1981 | 26.42 °C | -0.9% |
| 1982 | 26.61 °C | +0.7% |
| 1983 | 26.38 °C | -0.9% |
| 1984 | 26.27 °C | -0.4% |
| 1985 | 26.28 °C | +0.0% |
| 1986 | 26.39 °C | +0.4% |
| 1987 | 26.25 °C | -0.5% |
| 1988 | 26.41 °C | +0.6% |
| 1989 | 26.22 °C | -0.7% |
| 1990 | 26.62 °C | +1.5% |
| 1991 | 26.88 °C | +1.0% |
| 1992 | 26.75 °C | -0.5% |
| 1993 | 26.57 °C | -0.7% |
| 1994 | 26.62 °C | +0.2% |
| 1995 | 26.75 °C | +0.5% |
| 1996 | 26.53 °C | -0.8% |
| 1997 | 26.53 °C | +0.0% |
| 1998 | 26.55 °C | +0.1% |
| 1999 | 26.47 °C | -0.3% |
| 2000 | 26.47 °C | -0.0% |
| 2001 | 26.64 °C | +0.7% |
| 2002 | 26.96 °C | +1.2% |
| 2003 | 26.81 °C | -0.6% |
| 2004 | 27 °C | +0.7% |
| 2005 | 26.96 °C | -0.2% |
| 2006 | 26.72 °C | -0.9% |
| 2007 | 26.84 °C | +0.5% |
| 2008 | 26.39 °C | -1.7% |
| 2009 | 26.67 °C | +1.0% |
| 2010 | 26.95 °C | +1.1% |
| 2011 | 26.4 °C | -2.0% |
| 2012 | 26.71 °C | +1.1% |
| 2013 | 26.87 °C | +0.6% |
| 2014 | 26.84 °C | -0.1% |
| 2015 | 26.74 °C | -0.4% |
| 2016 | 27.15 °C | +1.5% |
| 2017 | 27.05 °C | -0.4% |
| 2018 | 26.91 °C | -0.5% |
| 2019 | 27.26 °C | +1.3% |
| 2020 | 26.99 °C | -1.0% |
| 2021 | 26.76 °C | -0.9% |
| 2022 | 26.57 °C | -0.7% |
| 2023 | 27.01 °C | +1.6% |
| 2024 | 27.32 °C | +1.2% |
| 2025 | 26.94 °C | -1.4% |
American Samoa compared with similar countries
- American Samoa's 26.94 °C is above the median for high income countries, which is 12.86 °C, 2.1× the median. (65 countries reporting)
- American Samoa's 26.94 °C is above the median for East Asia & Pacific, which is 24.82 °C, 1.1× the median. (27 countries reporting)
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
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - Burning - Crop residues 0.0023 (2050)
- Emission Totals - Emissions (CO2eq) (AR5) - IPCC Agriculture 0.0023 (2050)
- Emission Totals - Emissions (CO2eq) from CH4 (AR5) - Burning - Crop 0.0018 (2050)
- Emission Totals - Emissions (CO2eq) from CH4 (AR5) - IPCC Agriculture 0.0018 (2050)
- Emission Totals - Emissions (CH4) - Burning - Crop residues 0.0001 (2050)
- Emission Totals - Emissions (CH4) - IPCC Agriculture 0.0001 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Burning - Crop 0.0005 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - IPCC Agriculture 0.0005 (2050)
- Emission Totals - Emissions (N2O) - Burning - Crop residues 0 (2050)
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
Temperature of the air measured 2 meters above the ground, encompassing land, sea, and in-land water surfaces.