Guinea-Bissau vs Nigeria: Average annual surface temperature
Guinea-Bissau
27.56 °C
in 2025
Nigeria
27.78 °C
in 2025
Guinea-Bissau rank
17th
Nigeria rank
15th
Average annual surface temperature over time
- Guinea-Bissau
- Nigeria
How they compare
Nigeria currently reports 27.78 °C against 27.56 °C in Guinea-Bissau, a difference of 0.22 °C.
The two have swapped places 11 times across 86 shared years of data; in 1940 it was Guinea-Bissau ahead.
Guinea-Bissau ranks 17th and Nigeria ranks 15th of 193 countries.
Guinea-Bissau has averaged higher in every one of the 9 decades both report.
Head to head by decade
| Decade | Guinea-Bissau | Nigeria | Difference | Ahead |
|---|---|---|---|---|
| 1940s | 26.64 °C | 26.13 °C | 0.5125 °C | Guinea-Bissau |
| 1950s | 26.47 °C | 25.97 °C | 0.4989 °C | Guinea-Bissau |
| 1960s | 26.71 °C | 26.49 °C | 0.225 °C | Guinea-Bissau |
| 1970s | 26.81 °C | 26.44 °C | 0.3702 °C | Guinea-Bissau |
| 1980s | 27.13 °C | 26.72 °C | 0.415 °C | Guinea-Bissau |
| 1990s | 27.49 °C | 26.79 °C | 0.7041 °C | Guinea-Bissau |
| 2000s | 27.56 °C | 27.08 °C | 0.4768 °C | Guinea-Bissau |
| 2010s | 27.53 °C | 27.3 °C | 0.2327 °C | Guinea-Bissau |
| 2020s | 27.9 °C | 27.49 °C | 0.4152 °C | Guinea-Bissau |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average annual surface temperature, Guinea-Bissau or Nigeria?
- Nigeria, at 27.78 °C against 27.56 °C in Guinea-Bissau as of 2025.
- What is the difference in average annual surface temperature between Guinea-Bissau and Nigeria?
- 0.22 °C, with Nigeria ahead.
- How many years of comparable data are there for Guinea-Bissau and Nigeria?
- 86 years are reported by both, from 1940 to 2025.
- How do Guinea-Bissau and Nigeria rank globally for average annual surface temperature?
- Guinea-Bissau ranks 17th and Nigeria ranks 15th of 193 countries.
- Where does this data come from?
- Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as Average annual surface temperature. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Temperature of the air measured 2 meters above the ground, encompassing land, sea, and in-land water surfaces.