Average annual surface temperature in Guinea

Guinea: Average annual surface temperature was 26.42 °C in 2025. ▲ Rising

Latest (2025)
26.42 °C
Change on year
down 1.7%
World rank
40th
of 193 countries
All-time high
26.88 °C
in 2024
All-time low
24.23 °C
in 1943
Years of data
86
1940–2025

Average annual surface temperature in Guinea, 1940–2025

0102030194019822025

Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.

Analysis

In 2025, average annual surface temperature in Guinea stood at 26.42 °C.

That represents a change of down 1.7% on the previous year and up 1.8% over ten years.

Over the whole period, average annual surface temperature in Guinea peaked at 26.88 °C in 2024 and was at its lowest, 24.23 °C, in 1943.

Guinea ranks 40th of 193 countries on this measure, in the top quarter.

The long-run direction has been consistently rising across the 86 years of available data.

Average annual surface temperature in Guinea, year by year

Annual values for Average annual surface temperature in Guinea, 1940 to 2025.
Year °C Change
1940 24.88 °C
1941 25.33 °C +1.8%
1942 24.74 °C -2.3%
1943 24.23 °C -2.1%
1944 24.74 °C +2.1%
1945 24.88 °C +0.5%
1946 24.76 °C -0.4%
1947 25.24 °C +1.9%
1948 24.83 °C -1.6%
1949 25.09 °C +1.0%
1950 24.73 °C -1.5%
1951 24.79 °C +0.2%
1952 24.95 °C +0.7%
1953 25.2 °C +1.0%
1954 24.51 °C -2.7%
1955 24.6 °C +0.4%
1956 24.65 °C +0.2%
1957 24.81 °C +0.7%
1958 25.08 °C +1.1%
1959 25.04 °C -0.1%
1960 25.27 °C +0.9%
1961 25.11 °C -0.6%
1962 25.02 °C -0.4%
1963 25.61 °C +2.4%
1964 25.21 °C -1.6%
1965 25.07 °C -0.6%
1966 25.4 °C +1.3%
1967 24.94 °C -1.8%
1968 25.22 °C +1.1%
1969 25.45 °C +0.9%
1970 25.55 °C +0.4%
1971 25.08 °C -1.8%
1972 25.41 °C +1.3%
1973 25.7 °C +1.2%
1974 25.07 °C -2.5%
1975 25.16 °C +0.4%
1976 24.84 °C -1.3%
1977 25.57 °C +3.0%
1978 25.51 °C -0.3%
1979 25.64 °C +0.5%
1980 25.87 °C +0.9%
1981 25.49 °C -1.4%
1982 25.29 °C -0.8%
1983 25.83 °C +2.1%
1984 25.49 °C -1.3%
1985 25.59 °C +0.4%
1986 25.39 °C -0.8%
1987 26.25 °C +3.4%
1988 25.9 °C -1.3%
1989 25.68 °C -0.8%
1990 25.86 °C +0.7%
1991 25.77 °C -0.3%
1992 25.48 °C -1.1%
1993 25.66 °C +0.7%
1994 25.47 °C -0.8%
1995 25.66 °C +0.8%
1996 25.89 °C +0.9%
1997 25.76 °C -0.5%
1998 26.21 °C +1.7%
1999 25.51 °C -2.7%
2000 25.54 °C +0.1%
2001 25.83 °C +1.1%
2002 26.13 °C +1.2%
2003 26.07 °C -0.2%
2004 26.11 °C +0.1%
2005 26.11 °C +0.0%
2006 26 °C -0.5%
2007 25.97 °C -0.1%
2008 25.75 °C -0.8%
2009 25.97 °C +0.9%
2010 26.2 °C +0.9%
2011 25.9 °C -1.1%
2012 25.69 °C -0.8%
2013 25.96 °C +1.1%
2014 25.91 °C -0.2%
2015 25.95 °C +0.2%
2016 26.21 °C +1.0%
2017 26.35 °C +0.5%
2018 26.19 °C -0.6%
2019 26.43 °C +0.9%
2020 26.61 °C +0.7%
2021 26.67 °C +0.2%
2022 26.19 °C -1.8%
2023 26.59 °C +1.5%
2024 26.88 °C +1.1%
2025 26.42 °C -1.7%

Guinea compared with similar countries

  • Guinea's 26.42 °C is above the median for lower middle income countries, which is 24.33 °C, 1.1× the median. (47 countries reporting)
  • Guinea's 26.42 °C is above the median for Sub-Saharan Africa, which is 25.65 °C, 1.0× the median. (48 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1940s 24.87 °C 24.23 °C 25.33 °C 10
1950s 24.83 °C 24.51 °C 25.2 °C 10
1960s 25.23 °C 24.94 °C 25.61 °C 10
1970s 25.35 °C 24.84 °C 25.7 °C 10
1980s 25.68 °C 25.29 °C 26.25 °C 10
1990s 25.73 °C 25.47 °C 26.21 °C 10
2000s 25.95 °C 25.54 °C 26.13 °C 10
2010s 26.08 °C 25.69 °C 26.43 °C 10
2020s 26.56 °C 26.19 °C 26.88 °C 6

Countries ranked near Guinea

  1. 37 Saudi Arabia 26.56 °C compare
  2. 38 Trinidad and Tobago 26.53 °C compare
  3. 39 Bahrain 26.47 °C compare
  4. 41 Philippines 26.32 °C compare
  5. 42 Thailand 26.31 °C compare
  6. 43 Sierra Leone 26.31 °C compare

See the full ranking of 193 places →

More reference data data for Guinea

All data for Guinea →

Frequently asked questions

What is average annual surface temperature in Guinea?
Average annual surface temperature in Guinea was 26.42 °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 average annual surface temperature recorded in Guinea?
The highest recorded value was 26.88 °C in 2024.
What is the lowest average annual surface temperature recorded in Guinea?
The lowest recorded value was 24.23 °C in 1943.
How does Guinea rank for average annual surface temperature?
Guinea ranks 40th out of 193 countries with data for 2025.
Is average annual surface temperature rising or falling in Guinea?
Over the last ten years it is up 1.8%. The long-run trend across the full record is rising.
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 Average annual surface temperature. Statizoid updates them automatically from the source API.

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CSV · JSON — 86 observations, free to reuse under CC BY 4.0 (Our World in Data).

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Average annual surface temperature in Guinea. Statizoid, drawing on Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/stat/average-annual-surface-temperature/guinea/

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About this data

Indicator
Average annual surface temperature
Unit
°C
Source
Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
193 places, 16,598 data points, 1940–2025
Last refreshed

Temperature of the air measured 2 meters above the ground, encompassing land, sea, and in-land water surfaces.