Average annual surface temperature in Saint Helena
Saint Helena: Average annual surface temperature was 21.37 °C in 2025. ▬ Flat
Latest (2025)
21.37 °C
Change on year
down 3.0%
World rank
108th
of 193 countries
All-time high
22.03 °C
in 2024
All-time low
20.41 °C
in 1956
Years of data
86
1940–2025
Average annual surface temperature 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 21.37 °C for average annual surface temperature in 2025.
Compared with earlier readings it is down 3.0% on the previous year and down 1.2% over ten years.
Over the whole period, average annual surface temperature in Saint Helena peaked at 22.03 °C in 2024 and was at its lowest, 20.41 °C, in 1956.
That places Saint Helena 108th out of 193 countries with data for 2025, putting it in the middle of the range.
Average annual surface temperature in Saint Helena, year by year
| Year | °C | Change |
|---|---|---|
| 1940 | 21.37 °C | — |
| 1941 | 21.24 °C | -0.6% |
| 1942 | 20.81 °C | -2.0% |
| 1943 | 20.47 °C | -1.7% |
| 1944 | 21.24 °C | +3.8% |
| 1945 | 21.09 °C | -0.7% |
| 1946 | 20.78 °C | -1.5% |
| 1947 | 20.99 °C | +1.0% |
| 1948 | 21.15 °C | +0.8% |
| 1949 | 21.39 °C | +1.1% |
| 1950 | 20.95 °C | -2.1% |
| 1951 | 20.94 °C | -0.0% |
| 1952 | 21.16 °C | +1.0% |
| 1953 | 21.13 °C | -0.1% |
| 1954 | 20.7 °C | -2.0% |
| 1955 | 20.49 °C | -1.0% |
| 1956 | 20.41 °C | -0.4% |
| 1957 | 20.98 °C | +2.8% |
| 1958 | 20.71 °C | -1.3% |
| 1959 | 20.98 °C | +1.3% |
| 1960 | 20.91 °C | -0.3% |
| 1961 | 21.08 °C | +0.8% |
| 1962 | 21.05 °C | -0.1% |
| 1963 | 21.37 °C | +1.5% |
| 1964 | 21 °C | -1.7% |
| 1965 | 21.25 °C | +1.2% |
| 1966 | 21.18 °C | -0.3% |
| 1967 | 20.9 °C | -1.3% |
| 1968 | 21.08 °C | +0.9% |
| 1969 | 21.15 °C | +0.3% |
| 1970 | 20.88 °C | -1.3% |
| 1971 | 20.81 °C | -0.3% |
| 1972 | 21.54 °C | +3.5% |
| 1973 | 21.74 °C | +1.0% |
| 1974 | 21.36 °C | -1.8% |
| 1975 | 20.94 °C | -2.0% |
| 1976 | 20.93 °C | -0.0% |
| 1977 | 21.06 °C | +0.6% |
| 1978 | 20.91 °C | -0.7% |
| 1979 | 21.18 °C | +1.3% |
| 1980 | 21.15 °C | -0.2% |
| 1981 | 20.93 °C | -1.0% |
| 1982 | 20.88 °C | -0.2% |
| 1983 | 21.34 °C | +2.2% |
| 1984 | 21.57 °C | +1.1% |
| 1985 | 21.35 °C | -1.0% |
| 1986 | 21.57 °C | +1.0% |
| 1987 | 21.57 °C | +0.0% |
| 1988 | 21.51 °C | -0.3% |
| 1989 | 21.37 °C | -0.7% |
| 1990 | 21.32 °C | -0.2% |
| 1991 | 21.22 °C | -0.5% |
| 1992 | 20.69 °C | -2.5% |
| 1993 | 21.45 °C | +3.7% |
| 1994 | 21.21 °C | -1.1% |
| 1995 | 21.39 °C | +0.8% |
| 1996 | 21.4 °C | +0.1% |
| 1997 | 21.07 °C | -1.5% |
| 1998 | 21.19 °C | +0.5% |
| 1999 | 21.43 °C | +1.1% |
| 2000 | 21.37 °C | -0.3% |
| 2001 | 21.36 °C | -0.0% |
| 2002 | 21.21 °C | -0.7% |
| 2003 | 21.67 °C | +2.2% |
| 2004 | 21.03 °C | -2.9% |
| 2005 | 21.42 °C | +1.9% |
| 2006 | 21.2 °C | -1.1% |
| 2007 | 21.14 °C | -0.3% |
| 2008 | 21.46 °C | +1.5% |
| 2009 | 21.67 °C | +1.0% |
| 2010 | 21.68 °C | +0.0% |
| 2011 | 21.22 °C | -2.1% |
| 2012 | 20.93 °C | -1.4% |
| 2013 | 21.26 °C | +1.6% |
| 2014 | 21.5 °C | +1.1% |
| 2015 | 21.64 °C | +0.6% |
| 2016 | 21.76 °C | +0.6% |
| 2017 | 21.5 °C | -1.2% |
| 2018 | 21.35 °C | -0.7% |
| 2019 | 21.93 °C | +2.7% |
| 2020 | 21.61 °C | -1.5% |
| 2021 | 21.65 °C | +0.2% |
| 2022 | 21.67 °C | +0.1% |
| 2023 | 21.62 °C | -0.2% |
| 2024 | 22.03 °C | +1.9% |
| 2025 | 21.37 °C | -3.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | 21.05 °C | 20.47 °C | 21.39 °C | 10 |
| 1950s | 20.84 °C | 20.41 °C | 21.16 °C | 10 |
| 1960s | 21.1 °C | 20.9 °C | 21.37 °C | 10 |
| 1970s | 21.13 °C | 20.81 °C | 21.74 °C | 10 |
| 1980s | 21.32 °C | 20.88 °C | 21.57 °C | 10 |
| 1990s | 21.24 °C | 20.69 °C | 21.45 °C | 10 |
| 2000s | 21.35 °C | 21.03 °C | 21.67 °C | 10 |
| 2010s | 21.48 °C | 20.93 °C | 21.93 °C | 10 |
| 2020s | 21.66 °C | 21.37 °C | 22.03 °C | 6 |
Countries ranked near Saint Helena
More reference data data for Saint Helena
- Foreign aid received as grants and concessional loans, annual growth 185.85 % change on previous year (2024)
- Foreign aid received by income group 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, annual growth rate 185.85 % change on previous year (2024)
- Foreign aid received from governments and private foundations, annual 185.85 % change on previous year (2024)
- Foreign aid received, annual growth rate 185.85 % change on previous year (2024)
- Foreign aid received as grants and concessional loans 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)
- Exposure to extreme precipitation — Annual precipitation change 44.23 Millimetres per year (2023)
Frequently asked questions
- What is average annual surface temperature in Saint Helena?
- Average annual surface temperature in Saint Helena was 21.37 °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 Saint Helena?
- The highest recorded value was 22.03 °C in 2024.
- What is the lowest average annual surface temperature recorded in Saint Helena?
- The lowest recorded value was 20.41 °C in 1956.
- How does Saint Helena rank for average annual surface temperature?
- Saint Helena ranks 108th out of 193 countries with data for 2025.
- Is average annual surface temperature rising or falling in Saint Helena?
- Over the last ten years it is down 1.2%. The long-run trend across the full record is flat.
- 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 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.