Average annual surface temperature in Saint Helena
Saint Helena: Average annual surface temperature was 21.37 in 2025. ▬ Flat
Latest (2025)
21.37
Change on year
down 3.0%
World rank
108th
of 193 countries
All-time high
22.03
in 2024
All-time low
20.41
in 1956
Years of data
86
1940–2025
Average annual surface temperature in Saint Helena, 1940–2025
Source: Our World in Data.
Analysis
Saint Helena recorded 21.37 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 in 2024 and was at its lowest, 20.41, 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 | Value | Change |
|---|---|---|
| 1940 | 21.37 | — |
| 1941 | 21.24 | -0.6% |
| 1942 | 20.81 | -2.0% |
| 1943 | 20.47 | -1.7% |
| 1944 | 21.24 | +3.8% |
| 1945 | 21.09 | -0.7% |
| 1946 | 20.78 | -1.5% |
| 1947 | 20.99 | +1.0% |
| 1948 | 21.15 | +0.8% |
| 1949 | 21.39 | +1.1% |
| 1950 | 20.95 | -2.1% |
| 1951 | 20.94 | -0.0% |
| 1952 | 21.16 | +1.0% |
| 1953 | 21.13 | -0.1% |
| 1954 | 20.7 | -2.0% |
| 1955 | 20.49 | -1.0% |
| 1956 | 20.41 | -0.4% |
| 1957 | 20.98 | +2.8% |
| 1958 | 20.71 | -1.3% |
| 1959 | 20.98 | +1.3% |
| 1960 | 20.91 | -0.3% |
| 1961 | 21.08 | +0.8% |
| 1962 | 21.05 | -0.1% |
| 1963 | 21.37 | +1.5% |
| 1964 | 21 | -1.7% |
| 1965 | 21.25 | +1.2% |
| 1966 | 21.18 | -0.3% |
| 1967 | 20.9 | -1.3% |
| 1968 | 21.08 | +0.9% |
| 1969 | 21.15 | +0.3% |
| 1970 | 20.88 | -1.3% |
| 1971 | 20.81 | -0.3% |
| 1972 | 21.54 | +3.5% |
| 1973 | 21.74 | +1.0% |
| 1974 | 21.36 | -1.8% |
| 1975 | 20.94 | -2.0% |
| 1976 | 20.93 | -0.0% |
| 1977 | 21.06 | +0.6% |
| 1978 | 20.91 | -0.7% |
| 1979 | 21.18 | +1.3% |
| 1980 | 21.15 | -0.2% |
| 1981 | 20.93 | -1.0% |
| 1982 | 20.88 | -0.2% |
| 1983 | 21.34 | +2.2% |
| 1984 | 21.57 | +1.1% |
| 1985 | 21.35 | -1.0% |
| 1986 | 21.57 | +1.0% |
| 1987 | 21.57 | +0.0% |
| 1988 | 21.51 | -0.3% |
| 1989 | 21.37 | -0.7% |
| 1990 | 21.32 | -0.2% |
| 1991 | 21.22 | -0.5% |
| 1992 | 20.69 | -2.5% |
| 1993 | 21.45 | +3.7% |
| 1994 | 21.21 | -1.1% |
| 1995 | 21.39 | +0.8% |
| 1996 | 21.4 | +0.1% |
| 1997 | 21.07 | -1.5% |
| 1998 | 21.19 | +0.5% |
| 1999 | 21.43 | +1.1% |
| 2000 | 21.37 | -0.3% |
| 2001 | 21.36 | -0.0% |
| 2002 | 21.21 | -0.7% |
| 2003 | 21.67 | +2.2% |
| 2004 | 21.03 | -2.9% |
| 2005 | 21.42 | +1.9% |
| 2006 | 21.2 | -1.1% |
| 2007 | 21.14 | -0.3% |
| 2008 | 21.46 | +1.5% |
| 2009 | 21.67 | +1.0% |
| 2010 | 21.68 | +0.0% |
| 2011 | 21.22 | -2.1% |
| 2012 | 20.93 | -1.4% |
| 2013 | 21.26 | +1.6% |
| 2014 | 21.5 | +1.1% |
| 2015 | 21.64 | +0.6% |
| 2016 | 21.76 | +0.6% |
| 2017 | 21.5 | -1.2% |
| 2018 | 21.35 | -0.7% |
| 2019 | 21.93 | +2.7% |
| 2020 | 21.61 | -1.5% |
| 2021 | 21.65 | +0.2% |
| 2022 | 21.67 | +0.1% |
| 2023 | 21.62 | -0.2% |
| 2024 | 22.03 | +1.9% |
| 2025 | 21.37 | -3.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | 21.05 | 20.47 | 21.39 | 10 |
| 1950s | 20.84 | 20.41 | 21.16 | 10 |
| 1960s | 21.1 | 20.9 | 21.37 | 10 |
| 1970s | 21.13 | 20.81 | 21.74 | 10 |
| 1980s | 21.32 | 20.88 | 21.57 | 10 |
| 1990s | 21.24 | 20.69 | 21.45 | 10 |
| 2000s | 21.35 | 21.03 | 21.67 | 10 |
| 2010s | 21.48 | 20.93 | 21.93 | 10 |
| 2020s | 21.66 | 21.37 | 22.03 | 6 |
Countries ranked near Saint Helena
More reference data data for Saint Helena
- Spring temperature anomalies 0.7284 (2026)
- Country level monthly temperature anomalies 0.8 (2026)
- Summer temperature anomalies -0.0099 (2026)
- Autumn temperature anomalies 0.6213 (2026)
- Urban vs rural majority, annual growth rate -0.1478 % change on previous year (2025)
- Winter temperature anomalies 0.2374 (2025)
- Foreign aid received by income group, annual growth rate 185.85 % change on previous year (2024)
- Contributions global temp change, annual growth rate 0.4818 % change on previous year (2024)
- Foreign aid received by income group 53.68 million (2024)
- Government vs private aid by recipient 53.68 million (2024)
Frequently asked questions
- What is average annual surface temperature in Saint Helena?
- Average annual surface temperature in Saint Helena was 21.37 in 2025, according to Our World in Data.
- What is the highest average annual surface temperature recorded in Saint Helena?
- The highest recorded value was 22.03 in 2024.
- What is the lowest average annual surface temperature recorded in Saint Helena?
- The lowest recorded value was 20.41 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 Our World in Data, published as part of Average annual surface temperature. Statizoid updates them automatically from the source API.
Download this data
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