Annual temperature anomalies in Guinea-Bissau
Guinea-Bissau: Annual temperature anomalies was 0.0127 °C in 2025. ◆ Volatile
Latest (2025)
0.0127 °C
Change on year
down 97.7%
World rank
185th
of 193 countries
All-time high
0.5782 °C
in 1998
All-time low
-1.72 °C
in 1943
Years of data
86
1940–2025
Annual temperature anomalies in Guinea-Bissau, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.
Analysis
Guinea-Bissau recorded 0.0127 °C for annual temperature anomalies in 2025.
That represents a change of down 97.7% on the previous year and up 106.1% over ten years.
Over the whole period, annual temperature anomalies in Guinea-Bissau peaked at 0.5782 °C in 1998 and was at its lowest, -1.72 °C, in 1943.
Guinea-Bissau ranks 185th of 193 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Annual temperature anomalies in Guinea-Bissau, year by year
| Year | °C | Change |
|---|---|---|
| 1940 | -0.7133 °C | — |
| 1941 | -0.2965 °C | -58.4% |
| 1942 | -1.19 °C | +300.2% |
| 1943 | -1.72 °C | +44.7% |
| 1944 | -0.9466 °C | -44.9% |
| 1945 | -0.6421 °C | -32.2% |
| 1946 | -0.9175 °C | +42.9% |
| 1947 | -0.765 °C | -16.6% |
| 1948 | -0.99 °C | +29.4% |
| 1949 | -0.8569 °C | -13.4% |
| 1950 | -1.26 °C | +47.4% |
| 1951 | -1.16 °C | -8.3% |
| 1952 | -1.12 °C | -3.7% |
| 1953 | -0.5853 °C | -47.6% |
| 1954 | -1.29 °C | +120.2% |
| 1955 | -1.07 °C | -17.1% |
| 1956 | -1.15 °C | +7.7% |
| 1957 | -1.1 °C | -4.5% |
| 1958 | -0.9938 °C | -9.5% |
| 1959 | -1.04 °C | +4.4% |
| 1960 | -0.7567 °C | -27.1% |
| 1961 | -0.7566 °C | -0.0% |
| 1962 | -0.9932 °C | +31.3% |
| 1963 | -0.5355 °C | -46.1% |
| 1964 | -0.8841 °C | +65.1% |
| 1965 | -1.11 °C | +25.5% |
| 1966 | -0.6722 °C | -39.4% |
| 1967 | -1.19 °C | +76.8% |
| 1968 | -1.03 °C | -13.4% |
| 1969 | -0.4206 °C | -59.1% |
| 1970 | -0.5479 °C | +30.3% |
| 1971 | -0.9645 °C | +76.0% |
| 1972 | -0.5742 °C | -40.5% |
| 1973 | -0.4508 °C | -21.5% |
| 1974 | -1.02 °C | +126.7% |
| 1975 | -0.9667 °C | -5.4% |
| 1976 | -1.19 °C | +23.1% |
| 1977 | -0.4957 °C | -58.4% |
| 1978 | -0.7134 °C | +43.9% |
| 1979 | -0.4194 °C | -41.2% |
| 1980 | -0.3701 °C | -11.8% |
| 1981 | -0.4322 °C | +16.8% |
| 1982 | -0.7077 °C | +63.7% |
| 1983 | -0.1224 °C | -82.7% |
| 1984 | -0.5238 °C | +327.9% |
| 1985 | -0.531 °C | +1.4% |
| 1986 | -0.7424 °C | +39.8% |
| 1987 | -0.0511 °C | -93.1% |
| 1988 | -0.2726 °C | +433.4% |
| 1989 | -0.3886 °C | +42.6% |
| 1990 | 0.0041 °C | -101.1% |
| 1991 | -0.1376 °C | -3427.9% |
| 1992 | -0.3135 °C | +127.9% |
| 1993 | -0.1286 °C | -59.0% |
| 1994 | -0.5137 °C | +299.6% |
| 1995 | 0.1651 °C | -132.1% |
| 1996 | 0.0482 °C | -70.8% |
| 1997 | 0.0423 °C | -12.1% |
| 1998 | 0.5782 °C | +1265.4% |
| 1999 | -0.2497 °C | -143.2% |
| 2000 | -0.1416 °C | -43.3% |
| 2001 | 0.0113 °C | -108.0% |
| 2002 | 0.1362 °C | +1108.1% |
| 2003 | 0.0077 °C | -94.3% |
| 2004 | 0.0183 °C | +136.9% |
| 2005 | 0.3467 °C | +1792.1% |
| 2006 | -0.0035 °C | -101.0% |
| 2007 | 0.0292 °C | -924.3% |
| 2008 | -0.0193 °C | -166.0% |
| 2009 | -0.2573 °C | +1234.8% |
| 2010 | 0.3149 °C | -222.4% |
| 2011 | -0.0366 °C | -111.6% |
| 2012 | -0.1201 °C | +227.9% |
| 2013 | -0.1422 °C | +18.5% |
| 2014 | -0.2733 °C | +92.1% |
| 2015 | -0.2085 °C | -23.7% |
| 2016 | 0.1058 °C | -150.7% |
| 2017 | 0.2131 °C | +101.4% |
| 2018 | -0.2579 °C | -221.0% |
| 2019 | 0.2356 °C | -191.4% |
| 2020 | 0.5507 °C | +133.7% |
| 2021 | 0.5139 °C | -6.7% |
| 2022 | 0.1067 °C | -79.2% |
| 2023 | 0.408 °C | +282.4% |
| 2024 | 0.5645 °C | +38.3% |
| 2025 | 0.0127 °C | -97.7% |
Guinea-Bissau compared with similar countries
- Guinea-Bissau's 0.0127 °C is below the median for low income countries, which is 0.6145 °C, 2% of the median. (25 countries reporting)
- Guinea-Bissau's 0.0127 °C is below the median for Sub-Saharan Africa, which is 0.5364 °C, 2% of the median. (48 countries reporting)
Biggest year-on-year movements
Years where Annual temperature anomalies in Guinea-Bissau 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 |
|---|---|---|---|
| 1991 | -3427.9% | 0.0041 °C | -0.1376 °C |
| 2005 | +1792.1% | 0.0183 °C | 0.3467 °C |
| 1998 | +1265.4% | 0.0423 °C | 0.5782 °C |
| 2009 | -1234.8% | -0.0193 °C | -0.2573 °C |
| 2002 | +1108.1% | 0.0113 °C | 0.1362 °C |
| 2007 | +924.3% | -0.0035 °C | 0.0292 °C |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | -0.9031 °C | -1.72 °C | -0.2965 °C | 10 |
| 1950s | -1.08 °C | -1.29 °C | -0.5853 °C | 10 |
| 1960s | -0.8346 °C | -1.19 °C | -0.4206 °C | 10 |
| 1970s | -0.7345 °C | -1.19 °C | -0.4194 °C | 10 |
| 1980s | -0.4142 °C | -0.7424 °C | -0.0511 °C | 10 |
| 1990s | -0.0505 °C | -0.5137 °C | 0.5782 °C | 10 |
| 2000s | 0.0128 °C | -0.2573 °C | 0.3467 °C | 10 |
| 2010s | -0.0169 °C | -0.2733 °C | 0.3149 °C | 10 |
| 2020s | 0.3594 °C | 0.0127 °C | 0.5645 °C | 6 |
Countries ranked near Guinea-Bissau
More reference data data for Guinea-Bissau
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0583 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.3098 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.395 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.0269 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.395 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.1955 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.2346 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 1.56 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 2.15 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.1466 (2050)
Frequently asked questions
- What is annual temperature anomalies in Guinea-Bissau?
- Annual temperature anomalies in Guinea-Bissau was 0.0127 °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 annual temperature anomalies recorded in Guinea-Bissau?
- The highest recorded value was 0.5782 °C in 1998.
- What is the lowest annual temperature anomalies recorded in Guinea-Bissau?
- The lowest recorded value was -1.72 °C in 1943.
- How does Guinea-Bissau rank for annual temperature anomalies?
- Guinea-Bissau ranks 185th out of 193 countries with data for 2025.
- Is annual temperature anomalies rising or falling in Guinea-Bissau?
- Over the last ten years it is up 106.1%. The long-run trend across the full record is volatile.
- Where does this Guinea-Bissau 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 Annual 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 of a specific year's average surface temperature from the 1991-2020 mean, in degrees Celsius.