France vs Iran: Contribution to global mean surface temperature rise
France
0.0218 °C
in 2024
Iran
0.0178 °C
in 2024
France rank
14th
Iran rank
15th
Contribution to global mean surface temperature rise over time
- France
- Iran
How they compare
France currently reports 0.0218 °C against 0.0178 °C in Iran, a difference of 0.004 °C.
That makes France's figure about 1.2 times Iran's.
Across all 174 years both countries report, France has been ahead every year.
France ranks 14th and Iran ranks 15th of 215 countries.
France has averaged higher in every one of the 18 decades both report.
Head to head by decade
| Decade | France | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1850s | 0.0002 °C | 0 °C | 0.0002 °C | France |
| 1860s | 0.0007 °C | 0.0001 °C | 0.0007 °C | France |
| 1870s | 0.0014 °C | 0.0001 °C | 0.0013 °C | France |
| 1880s | 0.002 °C | 0.0002 °C | 0.0019 °C | France |
| 1890s | 0.0028 °C | 0.0003 °C | 0.0025 °C | France |
| 1900s | 0.0038 °C | 0.0004 °C | 0.0034 °C | France |
| 1910s | 0.0048 °C | 0.0005 °C | 0.0043 °C | France |
| 1920s | 0.0056 °C | 0.0006 °C | 0.005 °C | France |
| 1930s | 0.0071 °C | 0.0008 °C | 0.0063 °C | France |
| 1940s | 0.0082 °C | 0.001 °C | 0.0071 °C | France |
| 1950s | 0.0091 °C | 0.0014 °C | 0.0077 °C | France |
| 1960s | 0.0109 °C | 0.0025 °C | 0.0084 °C | France |
| 1970s | 0.0134 °C | 0.0052 °C | 0.0082 °C | France |
| 1980s | 0.0157 °C | 0.007 °C | 0.0087 °C | France |
| 1990s | 0.0176 °C | 0.008 °C | 0.0096 °C | France |
| 2000s | 0.0192 °C | 0.0105 °C | 0.0087 °C | France |
| 2010s | 0.0207 °C | 0.014 °C | 0.0066 °C | France |
| 2020s | 0.0216 °C | 0.0169 °C | 0.0047 °C | France |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher contribution to global mean surface temperature rise, France or Iran?
- France, at 0.0218 °C against 0.0178 °C in Iran as of 2024.
- What is the difference in contribution to global mean surface temperature rise between France and Iran?
- 0.004 °C, with France ahead.
- How many years of comparable data are there for France and Iran?
- 174 years are reported by both, from 1851 to 2024.
- How do France and Iran rank globally for contribution to global mean surface temperature rise?
- France ranks 14th and Iran ranks 15th 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.