Annual precipitation, annual growth rate in Guinea

Guinea: Annual precipitation, annual growth rate was 8.31 % change on previous year in 2025. ◆ Volatile

Latest (2025)
8.31 % change on previous year
Change on year
down 39.1%
World rank
39th
of 192 countries
All-time high
19.42 % change on previous year
in 1978
All-time low
-20.69 % change on previous year
in 1945
Years of data
85
1941–2025

Annual precipitation, annual growth rate in Guinea, 1941–2025

-20-1001020194119832025

Source: Statizoid (derived). Measured in % change on previous year.

Analysis

In 2025, annual precipitation, annual growth rate in Guinea stood at 8.31 % change on previous year.

That represents a change of down 39.1% on the previous year and up 19.6% over ten years.

Over the whole period, annual precipitation, annual growth rate in Guinea peaked at 19.42 % change on previous year in 1978 and was at its lowest, -20.69 % change on previous year, in 1945.

Guinea ranks 39th of 192 countries on this measure, in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Annual precipitation, annual growth rate in Guinea, year by year

Annual values for Annual precipitation, annual growth rate in Guinea, 1941 to 2025.
Year % change on previous year Change
1941 -5.8 % change on previous year
1942 5.48 % change on previous year -194.4%
1943 12.74 % change on previous year +132.6%
1944 7.71 % change on previous year -39.5%
1945 -20.69 % change on previous year -368.3%
1946 5.07 % change on previous year -124.5%
1947 0.4007 % change on previous year -92.1%
1948 4.33 % change on previous year +980.5%
1949 0.0363 % change on previous year -99.2%
1950 4.98 % change on previous year +13612.5%
1951 16.89 % change on previous year +239.4%
1952 -9.01 % change on previous year -153.3%
1953 -1.01 % change on previous year -88.8%
1954 5.99 % change on previous year -691.9%
1955 -6.99 % change on previous year -216.7%
1956 2.85 % change on previous year -140.8%
1957 10.17 % change on previous year +256.2%
1958 -7.78 % change on previous year -176.5%
1959 -6.55 % change on previous year -15.8%
1960 -5.19 % change on previous year -20.7%
1961 -1.47 % change on previous year -71.7%
1962 9.23 % change on previous year -728.3%
1963 -6.07 % change on previous year -165.8%
1964 -0.4743 % change on previous year -92.2%
1965 -3.43 % change on previous year +622.5%
1966 5.29 % change on previous year -254.3%
1967 16.07 % change on previous year +203.9%
1968 -2.99 % change on previous year -118.6%
1969 10.72 % change on previous year -459.3%
1970 -16.24 % change on previous year -251.4%
1971 10.18 % change on previous year -162.7%
1972 4.18 % change on previous year -59.0%
1973 -10.17 % change on previous year -343.3%
1974 -11.01 % change on previous year +8.3%
1975 7.74 % change on previous year -170.3%
1976 5.25 % change on previous year -32.3%
1977 -11.03 % change on previous year -310.3%
1978 19.42 % change on previous year -276.0%
1979 9.77 % change on previous year -49.7%
1980 -11.78 % change on previous year -220.5%
1981 -0.1382 % change on previous year -98.8%
1982 -7.29 % change on previous year +5170.1%
1983 -9.66 % change on previous year +32.7%
1984 9.96 % change on previous year -203.0%
1985 -3.74 % change on previous year -137.5%
1986 -1.39 % change on previous year -62.7%
1987 2.27 % change on previous year -262.7%
1988 -1.61 % change on previous year -170.8%
1989 10.16 % change on previous year -732.6%
1990 -9.12 % change on previous year -189.8%
1991 0.8031 % change on previous year -108.8%
1992 0.2584 % change on previous year -67.8%
1993 7.17 % change on previous year +2675.8%
1994 0.2253 % change on previous year -96.9%
1995 -9.09 % change on previous year -4136.3%
1996 1.63 % change on previous year -117.9%
1997 -6.5 % change on previous year -498.9%
1998 -3.2 % change on previous year -50.8%
1999 11.8 % change on previous year -468.6%
2000 0.4603 % change on previous year -96.1%
2001 -10.51 % change on previous year -2384.0%
2002 -3.15 % change on previous year -70.0%
2003 12.43 % change on previous year -494.2%
2004 -3.83 % change on previous year -130.8%
2005 1.72 % change on previous year -145.0%
2006 -7.89 % change on previous year -557.7%
2007 0.57 % change on previous year -107.2%
2008 8.66 % change on previous year +1418.5%
2009 -0.2466 % change on previous year -102.8%
2010 2.91 % change on previous year -1280.6%
2011 -10.83 % change on previous year -471.9%
2012 11.13 % change on previous year -202.8%
2013 -9.99 % change on previous year -189.7%
2014 0.6153 % change on previous year -106.2%
2015 6.94 % change on previous year +1028.4%
2016 -0.1019 % change on previous year -101.5%
2017 0.5011 % change on previous year -591.8%
2018 7.05 % change on previous year +1306.1%
2019 -2.23 % change on previous year -131.7%
2020 0.2998 % change on previous year -113.4%
2021 -9.46 % change on previous year -3254.1%
2022 6.9 % change on previous year -172.9%
2023 -12.69 % change on previous year -284.0%
2024 13.63 % change on previous year -207.4%
2025 8.31 % change on previous year -39.1%

Averages by decade

DecadeAverage LowestHighest Years
1940s 1.03 % change on previous year -20.69 % change on previous year 12.74 % change on previous year 9
1950s 0.9548 % change on previous year -9.01 % change on previous year 16.89 % change on previous year 10
1960s 2.17 % change on previous year -6.07 % change on previous year 16.07 % change on previous year 10
1970s 0.8093 % change on previous year -16.24 % change on previous year 19.42 % change on previous year 10
1980s -1.32 % change on previous year -11.78 % change on previous year 10.16 % change on previous year 10
1990s -0.6028 % change on previous year -9.12 % change on previous year 11.8 % change on previous year 10
2000s -0.1794 % change on previous year -10.51 % change on previous year 12.43 % change on previous year 10
2010s 0.5996 % change on previous year -10.83 % change on previous year 11.13 % change on previous year 10
2020s 1.16 % change on previous year -12.69 % change on previous year 13.63 % change on previous year 6

Countries ranked near Guinea

  1. 36 New Zealand 9.41 % change on previous year compare
  2. 37 Brazil 8.58 % change on previous year compare
  3. 38 Trinidad and Tobago 8.36 % change on previous year compare
  4. 40 Congo, Democratic Republic of the 8.09 % change on previous year compare
  5. 41 Viet Nam 7.97 % change on previous year compare
  6. 42 Samoa 7.83 % change on previous year compare

See the full ranking of 192 places →

More reference data data for Guinea

All data for Guinea →

Frequently asked questions

What is annual precipitation, annual growth rate in Guinea?
Annual precipitation, annual growth rate in Guinea was 8.31 % change on previous year in 2025, according to Statizoid (derived).
What is the highest annual precipitation, annual growth rate recorded in Guinea?
The highest recorded value was 19.42 % change on previous year in 1978.
What is the lowest annual precipitation, annual growth rate recorded in Guinea?
The lowest recorded value was -20.69 % change on previous year in 1945.
How does Guinea rank for annual precipitation, annual growth rate?
Guinea ranks 39th out of 192 countries with data for 2025.
Is annual precipitation, annual growth rate rising or falling in Guinea?
Over the last ten years it is up 19.6%. The long-run trend across the full record is volatile.
Where does this Guinea data come from?
The figures come from Statizoid (derived), published as part of Annual precipitation, annual growth rate. Statizoid updates them automatically from the source API.

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Annual precipitation, annual growth rate in Guinea. Statizoid, drawing on Statizoid (derived). Retrieved 09 September 2026, from https://reference.statizoid.com/stat/annual-precipitation-annual-growth-rate/guinea/

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How this figure is calculated

The year-on-year percentage change in Annual precipitation. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
Annual precipitation, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
192 places, 16,318 data points, 1941–2025
Last refreshed

The year-on-year percentage change in Annual precipitation. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.