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

Nigeria currently reports 27.78 °C against 27.56 °C in Guinea-Bissau, a difference of 0.2256 °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.

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: 07 August 2026

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