Autumn temperature anomalies in Iceland
Iceland: Autumn temperature anomalies was 0.653 °C in 2025. ◆ Volatile
Autumn temperature anomalies in Iceland, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.
Analysis
Iceland recorded 0.653 °C for autumn temperature anomalies in 2025.
That represents a change of up 131.0% on the previous year and down 60.3% over ten years.
Over the whole period, autumn temperature anomalies in Iceland peaked at 2.7 °C in 1996 and was at its lowest, -5.73 °C, in 1948.
That places Iceland 90th out of 193 countries with data for 2025, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Autumn temperature anomalies in Iceland, year by year
| Year | °C | Change |
|---|---|---|
| 1940 | -2.62 °C | — |
| 1941 | 1.75 °C | -167.0% |
| 1942 | -3.26 °C | -285.8% |
| 1943 | -2.63 °C | -19.4% |
| 1944 | -2.94 °C | +11.9% |
| 1945 | -0.8777 °C | -70.1% |
| 1946 | -2.05 °C | +133.2% |
| 1947 | -1.66 °C | -18.9% |
| 1948 | -5.73 °C | +245.1% |
| 1949 | 0.584 °C | -110.2% |
| 1950 | -2.19 °C | -475.6% |
| 1951 | 0.1915 °C | -108.7% |
| 1952 | -1.61 °C | -940.3% |
| 1953 | 1.02 °C | -163.7% |
| 1954 | -3.9 °C | -480.9% |
| 1955 | -0.7998 °C | -79.5% |
| 1956 | 0.4466 °C | -155.8% |
| 1957 | -3.43 °C | -867.2% |
| 1958 | 1.6 °C | -146.8% |
| 1959 | -0.335 °C | -120.9% |
| 1960 | -0.9872 °C | +194.7% |
| 1961 | -0.701 °C | -29.0% |
| 1962 | -2.99 °C | +327.1% |
| 1963 | -4.4 °C | +47.0% |
| 1964 | -3.99 °C | -9.4% |
| 1965 | -3.6 °C | -9.7% |
| 1966 | -2.5 °C | -30.6% |
| 1967 | -0.7588 °C | -69.6% |
| 1968 | -0.4191 °C | -44.8% |
| 1969 | -3.43 °C | +718.6% |
| 1970 | -2.68 °C | -21.8% |
| 1971 | -1.7 °C | -36.6% |
| 1972 | -1.35 °C | -20.7% |
| 1973 | -0.8996 °C | -33.3% |
| 1974 | -3.99 °C | +343.2% |
| 1975 | -5.03 °C | +26.1% |
| 1976 | -0.6183 °C | -87.7% |
| 1977 | -2.01 °C | +225.4% |
| 1978 | -2.09 °C | +3.7% |
| 1979 | -4.21 °C | +101.8% |
| 1980 | -0.9477 °C | -77.5% |
| 1981 | -1.84 °C | +94.5% |
| 1982 | -3.63 °C | +97.2% |
| 1983 | -2.7 °C | -25.8% |
| 1984 | -1.05 °C | -61.0% |
| 1985 | -2.5 °C | +137.4% |
| 1986 | -1.65 °C | -33.8% |
| 1987 | -1.13 °C | -31.4% |
| 1988 | -1.58 °C | +39.3% |
| 1989 | -1.39 °C | -11.9% |
| 1990 | -2.1 °C | +51.0% |
| 1991 | -1.06 °C | -49.6% |
| 1992 | -1.74 °C | +64.0% |
| 1993 | 0.7988 °C | -146.0% |
| 1994 | -1.87 °C | -333.7% |
| 1995 | -1.05 °C | -43.9% |
| 1996 | 2.7 °C | -357.4% |
| 1997 | -0.796 °C | -129.5% |
| 1998 | -0.9859 °C | +23.9% |
| 1999 | -0.4174 °C | -57.7% |
| 2000 | 0.4402 °C | -205.5% |
| 2001 | 0.7515 °C | +70.7% |
| 2002 | 1.49 °C | +97.7% |
| 2003 | -0.1434 °C | -109.7% |
| 2004 | 0.8106 °C | -665.4% |
| 2005 | -2.74 °C | -437.4% |
| 2006 | 1.21 °C | -144.4% |
| 2007 | -0.957 °C | -178.8% |
| 2008 | 1.2 °C | -225.5% |
| 2009 | -0.1443 °C | -112.0% |
| 2010 | 1.62 °C | -1225.0% |
| 2011 | 0.3315 °C | -79.6% |
| 2012 | -1.65 °C | -596.8% |
| 2013 | -1.49 °C | -9.5% |
| 2014 | 1.53 °C | -202.9% |
| 2015 | 1.65 °C | +7.4% |
| 2016 | 0.6562 °C | -60.1% |
| 2017 | 2.17 °C | +231.3% |
| 2018 | -1.27 °C | -158.4% |
| 2019 | 0.4937 °C | -138.9% |
| 2020 | -1.56 °C | -415.9% |
| 2021 | -0.1501 °C | -90.4% |
| 2022 | 0.886 °C | -690.1% |
| 2023 | -0.4971 °C | -156.1% |
| 2024 | -2.1 °C | +323.2% |
| 2025 | 0.653 °C | -131.0% |
Iceland compared with similar countries
- Iceland's 0.653 °C is above the median for high income countries, which is 0.653 °C, 1.0× the median. (65 countries reporting)
- Iceland's 0.653 °C is below the median for Europe & Central Asia, which is 1.22 °C, 53% of the median. (52 countries reporting)
Biggest year-on-year movements
Years where Autumn temperature anomalies in Iceland 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 |
|---|---|---|---|
| 2010 | +1225.0% | -0.1443 °C | 1.62 °C |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | -1.94 °C | -5.73 °C | 1.75 °C | 10 |
| 1950s | -0.9 °C | -3.9 °C | 1.6 °C | 10 |
| 1960s | -2.38 °C | -4.4 °C | -0.4191 °C | 10 |
| 1970s | -2.46 °C | -5.03 °C | -0.6183 °C | 10 |
| 1980s | -1.84 °C | -3.63 °C | -0.9477 °C | 10 |
| 1990s | -0.6518 °C | -2.1 °C | 2.7 °C | 10 |
| 2000s | 0.1923 °C | -2.74 °C | 1.49 °C | 10 |
| 2010s | 0.4052 °C | -1.65 °C | 2.17 °C | 10 |
| 2020s | -0.462 °C | -2.1 °C | 0.886 °C | 6 |
Countries ranked near Iceland
More climate change data for Iceland
- Nutrient nitrogen N (total) — Synthetic fertilizers (Agricultural) 16.80 million kg (2050)
- Emissions from livestock — Emissions (CO2eq) 462.45 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from N2O 110.24 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from CH4 352.21 kt (2050)
- Emissions from livestock — Emissions 0.416 kt (2050)
- Emissions from livestock — Emissions 12.58 kt (2050)
- Emissions from crops — Emissions (CO2eq) 92.86 kt (2050)
- Emissions from crops — Emissions (CO2eq) from N2O 92.86 kt (2050)
- Emissions from crops — Emissions 0.3504 kt (2050)
- Synthetic Fertilizers — Emissions (CO2eq) 92.72 kt (2050)
Frequently asked questions
- What is autumn temperature anomalies in Iceland?
- Autumn temperature anomalies in Iceland was 0.653 °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 autumn temperature anomalies recorded in Iceland?
- The highest recorded value was 2.7 °C in 1996.
- What is the lowest autumn temperature anomalies recorded in Iceland?
- The lowest recorded value was -5.73 °C in 1948.
- How does Iceland rank for autumn temperature anomalies?
- Iceland ranks 90th out of 193 countries with data for 2025.
- Is autumn temperature anomalies rising or falling in Iceland?
- Over the last ten years it is down 60.3%. The long-run trend across the full record is volatile.
- Where does this Iceland 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 Autumn temperature anomalies. 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
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.