Temperature anomalies by month in Saint Helena
Saint Helena: Temperature anomalies by month was 0.8 °C in 2026. ◆ Volatile
Latest (2026)
0.8 °C
Change on year
up 93.8%
World rank
52nd
of 193 countries
All-time high
1.29 °C
in 2024
All-time low
-1.12 °C
in 1951
Years of data
87
1940–2026
Temperature anomalies by month in Saint Helena, 1940–2026
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.
Analysis
Saint Helena recorded 0.8 °C for temperature anomalies by month in 2026.
The figure is up 93.8% on the previous year and up 20.4% over ten years.
Over the whole period, temperature anomalies by month in Saint Helena peaked at 1.29 °C in 2024 and was at its lowest, -1.12 °C, in 1951.
Saint Helena ranks 52nd of 193 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Temperature anomalies by month in Saint Helena, year by year
| Year | °C | Change |
|---|---|---|
| 1940 | 0.1566 °C | — |
| 1941 | 0.0479 °C | -69.4% |
| 1942 | -0.4797 °C | -1101.8% |
| 1943 | -0.6992 °C | +45.8% |
| 1944 | -0.2751 °C | -60.7% |
| 1945 | -0.756 °C | +174.8% |
| 1946 | -0.3249 °C | -57.0% |
| 1947 | -0.4236 °C | +30.4% |
| 1948 | 0.0815 °C | -119.2% |
| 1949 | -0.1869 °C | -329.4% |
| 1950 | -0.0859 °C | -54.0% |
| 1951 | -1.12 °C | +1206.5% |
| 1952 | -0.1364 °C | -87.8% |
| 1953 | -0.0546 °C | -60.0% |
| 1954 | -0.7781 °C | +1325.2% |
| 1955 | -0.8407 °C | +8.0% |
| 1956 | -0.9793 °C | +16.5% |
| 1957 | -0.5783 °C | -41.0% |
| 1958 | -0.5484 °C | -5.2% |
| 1959 | -0.0808 °C | -85.3% |
| 1960 | -0.8515 °C | +954.1% |
| 1961 | -0.3964 °C | -53.4% |
| 1962 | -0.6678 °C | +68.4% |
| 1963 | -0.3317 °C | -50.3% |
| 1964 | 0.2893 °C | -187.2% |
| 1965 | -0.0829 °C | -128.7% |
| 1966 | -0.2648 °C | +219.2% |
| 1967 | -0.1369 °C | -48.3% |
| 1968 | 0.1059 °C | -177.4% |
| 1969 | -0.0108 °C | -110.2% |
| 1970 | -0.4035 °C | +3624.8% |
| 1971 | -0.2964 °C | -26.6% |
| 1972 | 0.204 °C | -168.8% |
| 1973 | 0.7013 °C | +243.7% |
| 1974 | 0.07 °C | -90.0% |
| 1975 | -0.6288 °C | -997.7% |
| 1976 | -0.5901 °C | -6.2% |
| 1977 | -0.2761 °C | -53.2% |
| 1978 | -0.3911 °C | +41.7% |
| 1979 | -0.3414 °C | -12.7% |
| 1980 | -0.3073 °C | -10.0% |
| 1981 | -0.4902 °C | +59.5% |
| 1982 | -0.8178 °C | +66.8% |
| 1983 | 0.6429 °C | -178.6% |
| 1984 | 0.5971 °C | -7.1% |
| 1985 | -0.0359 °C | -106.0% |
| 1986 | 0.4416 °C | -1329.4% |
| 1987 | -0.0056 °C | -101.3% |
| 1988 | 0.348 °C | -6263.2% |
| 1989 | 0.1671 °C | -52.0% |
| 1990 | -0.4804 °C | -387.4% |
| 1991 | -0.0885 °C | -81.6% |
| 1992 | -0.6528 °C | +637.9% |
| 1993 | -0.146 °C | -77.6% |
| 1994 | -0.3517 °C | +140.9% |
| 1995 | -0.2042 °C | -41.9% |
| 1996 | -0.0597 °C | -70.8% |
| 1997 | -1.02 °C | +1611.6% |
| 1998 | 0.3669 °C | -135.9% |
| 1999 | -0.657 °C | -279.1% |
| 2000 | -0.1873 °C | -71.5% |
| 2001 | -0.3697 °C | +97.3% |
| 2002 | -0.2509 °C | -32.1% |
| 2003 | 0.3474 °C | -238.4% |
| 2004 | -0.242 °C | -169.7% |
| 2005 | 0.7112 °C | -393.9% |
| 2006 | -0.0993 °C | -114.0% |
| 2007 | -0.2907 °C | +192.7% |
| 2008 | 0.0168 °C | -105.8% |
| 2009 | 0.1299 °C | +675.0% |
| 2010 | 0.668 °C | +414.4% |
| 2011 | 0.1593 °C | -76.1% |
| 2012 | -0.8395 °C | -626.9% |
| 2013 | 0.0562 °C | -106.7% |
| 2014 | 0.4139 °C | +636.8% |
| 2015 | 0.9171 °C | +121.5% |
| 2016 | 0.6645 °C | -27.5% |
| 2017 | 0.2255 °C | -66.1% |
| 2018 | -0.7294 °C | -423.5% |
| 2019 | 0.5581 °C | -176.5% |
| 2020 | 0.955 °C | +71.1% |
| 2021 | -0.2858 °C | -129.9% |
| 2022 | 0.8192 °C | -386.6% |
| 2023 | 0.8272 °C | +1.0% |
| 2024 | 1.29 °C | +55.7% |
| 2025 | 0.4128 °C | -68.0% |
| 2026 | 0.8 °C | +93.8% |
Biggest year-on-year movements
Years where Temperature anomalies by month in Saint Helena changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1988 | +6263.2% | -0.0056 °C | 0.348 °C |
| 1970 | -3624.8% | -0.0108 °C | -0.4035 °C |
| 1997 | -1611.6% | -0.0597 °C | -1.02 °C |
| 1954 | -1325.2% | -0.0546 °C | -0.7781 °C |
| 1986 | +1329.4% | -0.0359 °C | 0.4416 °C |
| 1951 | -1206.5% | -0.0859 °C | -1.12 °C |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | -0.286 °C | -0.756 °C | 0.1566 °C | 10 |
| 1950s | -0.5205 °C | -1.12 °C | -0.0546 °C | 10 |
| 1960s | -0.2348 °C | -0.8515 °C | 0.2893 °C | 10 |
| 1970s | -0.1952 °C | -0.6288 °C | 0.7013 °C | 10 |
| 1980s | 0.054 °C | -0.8178 °C | 0.6429 °C | 10 |
| 1990s | -0.3294 °C | -1.02 °C | 0.3669 °C | 10 |
| 2000s | -0.0235 °C | -0.3697 °C | 0.7112 °C | 10 |
| 2010s | 0.2094 °C | -0.8395 °C | 0.9171 °C | 10 |
| 2020s | 0.688 °C | -0.2858 °C | 1.29 °C | 7 |
Countries ranked near Saint Helena
- 49 Azerbaijan 0.8399 °C compare
- 50 Angola 0.8184 °C compare
- 51 Burundi 0.8146 °C compare
- 53 Cote d'Ivoire 0.7844 °C compare
- 54 Kenya 0.7503 °C compare
- 55 Puerto Rico 0.7164 °C compare
More climate change data for Saint Helena
- Share of global CO₂ emissions and population 0.0% (2100)
- Summer temperature anomalies -0.0099 °C (2026)
- Spring temperature anomalies 0.7284 °C (2026)
- Autumn temperature anomalies 0.2222 °C (2025)
- Winter temperature anomalies 0.2374 °C (2025)
- Share of global cumulative CO₂ emissions from cement 0.0% (2024)
- Share of global cumulative CO₂ emissions from flaring 0.0% (2024)
- CO₂ emissions per capita vs. fossil fuel consumption per capita 2.16 tonnes per person (2024)
- Share of global CO₂ emissions from oil 0.0% (2024)
- Share of global CO₂ emissions from flaring 0.0% (2024)
Frequently asked questions
- What is temperature anomalies by month in Saint Helena?
- Temperature anomalies by month in Saint Helena was 0.8 °C in 2026, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
- What is the highest temperature anomalies by month recorded in Saint Helena?
- The highest recorded value was 1.29 °C in 2024.
- What is the lowest temperature anomalies by month recorded in Saint Helena?
- The lowest recorded value was -1.12 °C in 1951.
- How does Saint Helena rank for temperature anomalies by month?
- Saint Helena ranks 52nd out of 193 countries with data for 2026.
- Is temperature anomalies by month rising or falling in Saint Helena?
- Over the last ten years it is up 20.4%. 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 Temperature anomalies by month. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 87 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
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.