Precipitation anomalies in Guinea
Guinea: Precipitation anomalies was 147.82 millimeters in 2025. ◆ Volatile
Latest (2025)
147.82 millimeters
Change on year
up 2,802.0%
World rank
30th
of 192 countries
All-time high
557.85 millimeters
in 1979
All-time low
-201.02 millimeters
in 2023
Years of data
86
1940–2025
Precipitation anomalies in Guinea, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in millimeters.
Analysis
Guinea recorded 147.82 millimeters for precipitation anomalies in 2025.
Compared with earlier readings it is up 2,802.0% on the previous year and up 1,071.3% over ten years.
Over the whole period, precipitation anomalies in Guinea peaked at 557.85 millimeters in 1979 and was at its lowest, -201.02 millimeters, in 2023.
That places Guinea 30th out of 192 countries with data for 2025, putting it in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Precipitation anomalies in Guinea, year by year
| Year | millimeters | Change |
|---|---|---|
| 1940 | -65.15 millimeters | — |
| 1941 | -160.81 millimeters | +146.8% |
| 1942 | -75.77 millimeters | -52.9% |
| 1943 | 132.93 millimeters | -275.5% |
| 1944 | 275.29 millimeters | +107.1% |
| 1945 | -136.15 millimeters | -149.5% |
| 1946 | -56.13 millimeters | -58.8% |
| 1947 | -49.49 millimeters | -11.8% |
| 1948 | 22.53 millimeters | -145.5% |
| 1949 | 23.16 millimeters | +2.8% |
| 1950 | 109.59 millimeters | +373.2% |
| 1951 | 417.52 millimeters | +281.0% |
| 1952 | 225.59 millimeters | -46.0% |
| 1953 | 205.97 millimeters | -8.7% |
| 1954 | 320.93 millimeters | +55.8% |
| 1955 | 178.78 millimeters | -44.3% |
| 1956 | 232.77 millimeters | +30.2% |
| 1957 | 430.64 millimeters | +85.0% |
| 1958 | 263.9 millimeters | -38.7% |
| 1959 | 134.44 millimeters | -49.1% |
| 1960 | 38.52 millimeters | -71.3% |
| 1961 | 12.78 millimeters | -66.8% |
| 1962 | 172.12 millimeters | +1246.4% |
| 1963 | 57.6 millimeters | -66.5% |
| 1964 | 49.2 millimeters | -14.6% |
| 1965 | -11.21 millimeters | -122.8% |
| 1966 | 78.79 millimeters | -802.9% |
| 1967 | 366.71 millimeters | +365.5% |
| 1968 | 304.63 millimeters | -16.9% |
| 1969 | 521.02 millimeters | +71.0% |
| 1970 | 158.16 millimeters | -69.6% |
| 1971 | 348.73 millimeters | +120.5% |
| 1972 | 434.91 millimeters | +24.7% |
| 1973 | 216.44 millimeters | -50.2% |
| 1974 | 3.97 millimeters | -98.2% |
| 1975 | 136.96 millimeters | +3346.8% |
| 1976 | 234 millimeters | +70.9% |
| 1977 | 19.17 millimeters | -91.8% |
| 1978 | 355.63 millimeters | +1754.9% |
| 1979 | 557.85 millimeters | +56.9% |
| 1980 | 290.3 millimeters | -48.0% |
| 1981 | 287.52 millimeters | -1.0% |
| 1982 | 141.75 millimeters | -50.7% |
| 1983 | -37.54 millimeters | -126.5% |
| 1984 | 129.35 millimeters | -444.6% |
| 1985 | 60.46 millimeters | -53.3% |
| 1986 | 35.73 millimeters | -40.9% |
| 1987 | 75.42 millimeters | +111.1% |
| 1988 | 46.7 millimeters | -38.1% |
| 1989 | 225.46 millimeters | +382.8% |
| 1990 | 48.61 millimeters | -78.4% |
| 1991 | 62.75 millimeters | +29.1% |
| 1992 | 67.34 millimeters | +7.3% |
| 1993 | 195.09 millimeters | +189.7% |
| 1994 | 199.38 millimeters | +2.2% |
| 1995 | 25.43 millimeters | -87.2% |
| 1996 | 53.78 millimeters | +111.5% |
| 1997 | -61.1 millimeters | -213.6% |
| 1998 | -113.99 millimeters | +86.6% |
| 1999 | 74.74 millimeters | -165.6% |
| 2000 | 82.97 millimeters | +11.0% |
| 2001 | -105.87 millimeters | -227.6% |
| 2002 | -156.54 millimeters | +47.9% |
| 2003 | 36.92 millimeters | -123.6% |
| 2004 | -30.14 millimeters | -181.6% |
| 2005 | -1.15 millimeters | -96.2% |
| 2006 | -136.17 millimeters | +11746.7% |
| 2007 | -127.19 millimeters | -6.6% |
| 2008 | 10.1 millimeters | -107.9% |
| 2009 | 5.86 millimeters | -42.0% |
| 2010 | 55.91 millimeters | +854.9% |
| 2011 | -135.65 millimeters | -342.6% |
| 2012 | 39.93 millimeters | -129.4% |
| 2013 | -135.16 millimeters | -438.5% |
| 2014 | -125.45 millimeters | -7.2% |
| 2015 | -15.22 millimeters | -87.9% |
| 2016 | -16.95 millimeters | +11.3% |
| 2017 | -8.44 millimeters | -50.2% |
| 2018 | 111.67 millimeters | -1422.8% |
| 2019 | 70.91 millimeters | -36.5% |
| 2020 | 76.26 millimeters | +7.5% |
| 2021 | -92.98 millimeters | -221.9% |
| 2022 | 18.77 millimeters | -120.2% |
| 2023 | -201.02 millimeters | -1171.0% |
| 2024 | 5.09 millimeters | -102.5% |
| 2025 | 147.82 millimeters | +2802.0% |
Guinea compared with similar countries
- Guinea's 147.82 millimeters is above the median for lower middle income countries, which is -16.79 millimeters. (47 countries reporting)
- Guinea's 147.82 millimeters is above the median for Sub-Saharan Africa, which is -73.9 millimeters. (48 countries reporting)
Biggest year-on-year movements
Years where Precipitation anomalies in Guinea 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 |
|---|---|---|---|
| 2006 | -11746.7% | -1.15 millimeters | -136.17 millimeters |
| 1975 | +3346.8% | 3.97 millimeters | 136.96 millimeters |
| 2025 | +2802.0% | 5.09 millimeters | 147.82 millimeters |
| 1978 | +1754.9% | 19.17 millimeters | 355.63 millimeters |
| 2018 | +1422.8% | -8.44 millimeters | 111.67 millimeters |
| 1962 | +1246.4% | 12.78 millimeters | 172.12 millimeters |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | -8.96 millimeters | -160.81 millimeters | 275.29 millimeters | 10 |
| 1950s | 252.01 millimeters | 109.59 millimeters | 430.64 millimeters | 10 |
| 1960s | 159.02 millimeters | -11.21 millimeters | 521.02 millimeters | 10 |
| 1970s | 246.58 millimeters | 3.97 millimeters | 557.85 millimeters | 10 |
| 1980s | 125.51 millimeters | -37.54 millimeters | 290.3 millimeters | 10 |
| 1990s | 55.2 millimeters | -113.99 millimeters | 199.38 millimeters | 10 |
| 2000s | -42.12 millimeters | -156.54 millimeters | 82.97 millimeters | 10 |
| 2010s | -15.84 millimeters | -135.65 millimeters | 111.67 millimeters | 10 |
| 2020s | -7.68 millimeters | -201.02 millimeters | 147.82 millimeters | 6 |
Countries ranked near Guinea
More reference data data for Guinea
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.111 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 2.56 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 3.05 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.2883 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 3.05 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.3722 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.2242 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 13.37 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 16 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 1.57 (2050)
Frequently asked questions
- What is precipitation anomalies in Guinea?
- Precipitation anomalies in Guinea was 147.82 millimeters in 2025, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
- What is the highest precipitation anomalies recorded in Guinea?
- The highest recorded value was 557.85 millimeters in 1979.
- What is the lowest precipitation anomalies recorded in Guinea?
- The lowest recorded value was -201.02 millimeters in 2023.
- How does Guinea rank for precipitation anomalies?
- Guinea ranks 30th out of 192 countries with data for 2025.
- Is precipitation anomalies rising or falling in Guinea?
- Over the last ten years it is up 1,071.3%. The long-run trend across the full record is volatile.
- Where does this Guinea 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 Precipitation 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 year's total precipitation—rain and snow—from the 1991–2020 average, measured in millimeters, excluding fog and dew.