Winter temperature anomalies in Iceland
Iceland: Winter temperature anomalies was 3.5 °C in 2025. ◆ Volatile
Winter 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
In 2025, winter temperature anomalies in Iceland stood at 3.5 °C.
That represents a change of up 378.0% on the previous year and up 821.5% over ten years.
Over the whole period, winter temperature anomalies in Iceland peaked at 3.54 °C in 2002 and was at its lowest, -6.56 °C, in 1965.
That places Iceland 4th out of 193 countries with data for 2025, putting it in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Winter temperature anomalies in Iceland, year by year
| Year | °C | Change |
|---|---|---|
| 1940 | 0.1237 °C | — |
| 1941 | -0.9546 °C | -871.7% |
| 1942 | -2.53 °C | +165.4% |
| 1943 | -0.1056 °C | -95.8% |
| 1944 | -3.44 °C | +3161.1% |
| 1945 | -3.12 °C | -9.3% |
| 1946 | -0.3452 °C | -89.0% |
| 1947 | -3.3 °C | +855.7% |
| 1948 | -1.89 °C | -42.7% |
| 1949 | -2.51 °C | +32.9% |
| 1950 | -3.3 °C | +31.5% |
| 1951 | -2.13 °C | -35.4% |
| 1952 | -0.2248 °C | -89.5% |
| 1953 | 1.86 °C | -926.3% |
| 1954 | -1.92 °C | -203.6% |
| 1955 | -3.9 °C | +102.5% |
| 1956 | 1.42 °C | -136.5% |
| 1957 | -4.12 °C | -390.0% |
| 1958 | -3.07 °C | -25.5% |
| 1959 | -2.85 °C | -7.1% |
| 1960 | -2.9 °C | +1.7% |
| 1961 | -5.63 °C | +94.1% |
| 1962 | -3.3 °C | -41.3% |
| 1963 | -2.06 °C | -37.7% |
| 1964 | -6 °C | +191.3% |
| 1965 | -6.56 °C | +9.4% |
| 1966 | -5.47 °C | -16.6% |
| 1967 | -2.57 °C | -53.1% |
| 1968 | -1.68 °C | -34.6% |
| 1969 | -1.09 °C | -35.1% |
| 1970 | 0.2476 °C | -122.7% |
| 1971 | -2.09 °C | -944.2% |
| 1972 | 0.0136 °C | -100.7% |
| 1973 | -6.18 °C | -45585.4% |
| 1974 | -4.68 °C | -24.3% |
| 1975 | -3.21 °C | -31.3% |
| 1976 | -3.77 °C | +17.4% |
| 1977 | -0.3275 °C | -91.3% |
| 1978 | -0.5757 °C | +75.8% |
| 1979 | -0.6491 °C | +12.8% |
| 1980 | -3.14 °C | +384.4% |
| 1981 | -3.14 °C | -0.0% |
| 1982 | -2.15 °C | -31.6% |
| 1983 | -1.51 °C | -29.6% |
| 1984 | 0.5875 °C | -138.8% |
| 1985 | -3.4 °C | -677.9% |
| 1986 | -1.02 °C | -69.9% |
| 1987 | 2.55 °C | -349.2% |
| 1988 | -0.2384 °C | -109.4% |
| 1989 | -0.8522 °C | +257.4% |
| 1990 | -1.15 °C | +35.1% |
| 1991 | 0.4914 °C | -142.7% |
| 1992 | -0.8754 °C | -278.1% |
| 1993 | -2.75 °C | +214.6% |
| 1994 | -1.25 °C | -54.7% |
| 1995 | -1.55 °C | +23.9% |
| 1996 | -0.8703 °C | -43.7% |
| 1997 | 1.71 °C | -296.9% |
| 1998 | 0.6534 °C | -61.9% |
| 1999 | -1.84 °C | -381.9% |
| 2000 | -0.1938 °C | -89.5% |
| 2001 | 1.4 °C | -822.4% |
| 2002 | 3.54 °C | +152.8% |
| 2003 | -0.4443 °C | -112.6% |
| 2004 | -1.42 °C | +220.2% |
| 2005 | 1.52 °C | -206.5% |
| 2006 | 2.59 °C | +70.6% |
| 2007 | 0.9631 °C | -62.8% |
| 2008 | -0.2812 °C | -129.2% |
| 2009 | 0.3471 °C | -223.4% |
| 2010 | -0.8827 °C | -354.3% |
| 2011 | -3.36 °C | +280.4% |
| 2012 | 0.316 °C | -109.4% |
| 2013 | -1.05 °C | -431.3% |
| 2014 | -0.8843 °C | -15.5% |
| 2015 | -0.4847 °C | -45.2% |
| 2016 | 3.41 °C | -803.2% |
| 2017 | -1.29 °C | -138.0% |
| 2018 | 1.82 °C | -240.6% |
| 2019 | 0.4339 °C | -76.1% |
| 2020 | 0.2425 °C | -44.1% |
| 2021 | 0.5038 °C | +107.8% |
| 2022 | -4.18 °C | -928.9% |
| 2023 | -2.48 °C | -40.5% |
| 2024 | -1.26 °C | -49.3% |
| 2025 | 3.5 °C | -378.0% |
Iceland compared with similar countries
- Iceland's 3.5 °C is above the median for high income countries, which is 1.2 °C, 2.9× the median. (65 countries reporting)
- Iceland's 3.5 °C is above the median for Europe & Central Asia, which is 1.93 °C, 1.8× the median. (52 countries reporting)
Biggest year-on-year movements
Years where Winter 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 |
|---|---|---|---|
| 1973 | -45585.4% | 0.0136 °C | -6.18 °C |
| 1944 | -3161.1% | -0.1056 °C | -3.44 °C |
| 1971 | -944.2% | 0.2476 °C | -2.09 °C |
| 2022 | -928.9% | 0.5038 °C | -4.18 °C |
| 1953 | +926.3% | -0.2248 °C | 1.86 °C |
| 1941 | -871.7% | 0.1237 °C | -0.9546 °C |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | -1.81 °C | -3.44 °C | 0.1237 °C | 10 |
| 1950s | -1.82 °C | -4.12 °C | 1.86 °C | 10 |
| 1960s | -3.72 °C | -6.56 °C | -1.09 °C | 10 |
| 1970s | -2.12 °C | -6.18 °C | 0.2476 °C | 10 |
| 1980s | -1.23 °C | -3.4 °C | 2.55 °C | 10 |
| 1990s | -0.7429 °C | -2.75 °C | 1.71 °C | 10 |
| 2000s | 0.8008 °C | -1.42 °C | 3.54 °C | 10 |
| 2010s | -0.1973 °C | -3.36 °C | 3.41 °C | 10 |
| 2020s | -0.6123 °C | -4.18 °C | 3.5 °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 winter temperature anomalies in Iceland?
- Winter temperature anomalies in Iceland was 3.5 °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 winter temperature anomalies recorded in Iceland?
- The highest recorded value was 3.54 °C in 2002.
- What is the lowest winter temperature anomalies recorded in Iceland?
- The lowest recorded value was -6.56 °C in 1965.
- How does Iceland rank for winter temperature anomalies?
- Iceland ranks 4th out of 193 countries with data for 2025.
- Is winter temperature anomalies rising or falling in Iceland?
- Over the last ten years it is up 821.5%. 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 Winter 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.