Iran vs Nigeria: Contribution to global mean surface temperature rise
Iran
0.0178 °C
in 2024
Nigeria
0.0173 °C
in 2024
Iran rank
15th
Nigeria rank
17th
Contribution to global mean surface temperature rise over time
- Iran
- Nigeria
How they compare
Iran currently reports 0.0178 °C against 0.0173 °C in Nigeria, a difference of 0.0005 °C.
The two have swapped places 4 times across 174 shared years of data; in 1851 it was Iran ahead.
Iran ranks 15th and Nigeria ranks 17th of 215 countries.
Across the 18 decades both report, Iran averaged higher in 4 and Nigeria in 14.
Head to head by decade
| Decade | Iran | Nigeria | Difference | Ahead |
|---|---|---|---|---|
| 1850s | 0 °C | 0 °C | 0 °C | Iran |
| 1860s | 0.0001 °C | 0 °C | 0 °C | Iran |
| 1870s | 0.0001 °C | 0.0001 °C | 0 °C | Nigeria |
| 1880s | 0.0002 °C | 0.0002 °C | 0 °C | Iran |
| 1890s | 0.0003 °C | 0.0003 °C | 0 °C | Iran |
| 1900s | 0.0004 °C | 0.0004 °C | 0 °C | Nigeria |
| 1910s | 0.0005 °C | 0.0005 °C | 0.0001 °C | Nigeria |
| 1920s | 0.0006 °C | 0.0008 °C | 0.0002 °C | Nigeria |
| 1930s | 0.0008 °C | 0.0012 °C | 0.0004 °C | Nigeria |
| 1940s | 0.001 °C | 0.0018 °C | 0.0007 °C | Nigeria |
| 1950s | 0.0014 °C | 0.0025 °C | 0.0011 °C | Nigeria |
| 1960s | 0.0025 °C | 0.004 °C | 0.0015 °C | Nigeria |
| 1970s | 0.0052 °C | 0.0071 °C | 0.0019 °C | Nigeria |
| 1980s | 0.007 °C | 0.01 °C | 0.003 °C | Nigeria |
| 1990s | 0.008 °C | 0.0123 °C | 0.0043 °C | Nigeria |
| 2000s | 0.0105 °C | 0.0155 °C | 0.0051 °C | Nigeria |
| 2010s | 0.014 °C | 0.0172 °C | 0.0032 °C | Nigeria |
| 2020s | 0.0169 °C | 0.0173 °C | 0.0004 °C | Nigeria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher contribution to global mean surface temperature rise, Iran or Nigeria?
- Iran, at 0.0178 °C against 0.0173 °C in Nigeria as of 2024.
- What is the difference in contribution to global mean surface temperature rise between Iran and Nigeria?
- 0.0005 °C, with Iran ahead.
- How many years of comparable data are there for Iran and Nigeria?
- 174 years are reported by both, from 1851 to 2024.
- How do Iran and Nigeria rank globally for contribution to global mean surface temperature rise?
- Iran ranks 15th and Nigeria ranks 17th of 215 countries.
- Where does this data come from?
- Jones et al. (2025) – with major processing by Our World in Data, published as Contribution to global mean surface temperature rise. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in °C.