Global warming: Contributions to the change in global mean surface temperature in Iran
Iran: Global warming: Contributions to the change in global mean surface temperature was 1.1% in 2024. ◆ Volatile
Global warming: Contributions to the change in global mean surface temperature in Iran, 1851–2024
Source: Jones et al. (2025) – with major processing by Our World in Data. Measured in %.
Analysis
Iran recorded 1.1% for global warming: contributions to the change in global mean surface temperature in 2024. That is the highest value across all 174 years on record.
That represents a change of up 1.1% on the previous year and up 11.2% over ten years.
Over the whole period, global warming: contributions to the change in global mean surface temperature in Iran peaked at 1.1% in 2024 and was at its lowest, 0.2%, in 1859.
That places Iran 15th out of 215 countries with data for 2024, putting it in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1850s | 0.2% | 0.2% | 0.2% | 9 |
| 1860s | 0.2% | 0.2% | 0.2% | 10 |
| 1870s | 0.2% | 0.2% | 0.2% | 10 |
| 1880s | 0.2% | 0.2% | 0.3% | 10 |
| 1890s | 0.3% | 0.3% | 0.3% | 10 |
| 1900s | 0.2% | 0.2% | 0.3% | 10 |
| 1910s | 0.2% | 0.2% | 0.2% | 10 |
| 1920s | 0.2% | 0.2% | 0.2% | 10 |
| 1930s | 0.3% | 0.2% | 0.3% | 10 |
| 1940s | 0.3% | 0.3% | 0.3% | 10 |
| 1950s | 0.3% | 0.3% | 0.3% | 10 |
| 1960s | 0.4% | 0.4% | 0.5% | 10 |
| 1970s | 0.7% | 0.6% | 0.8% | 10 |
| 1980s | 0.8% | 0.8% | 0.8% | 10 |
| 1990s | 0.8% | 0.7% | 0.8% | 10 |
| 2000s | 0.8% | 0.8% | 0.9% | 10 |
| 2010s | 1.0% | 0.9% | 1.0% | 10 |
| 2020s | 1.0% | 1.0% | 1.1% | 5 |
Countries ranked near Iran
More reference data data for Iran
- Spring temperature anomalies 0.0713 °C (2026)
- Summer temperature anomalies 1.08 °C (2026)
- Temperature anomalies by month 0.2419 °C (2026)
- Universal right to vote in practice 0 (2025)
- Autumn temperature anomalies 1.27 °C (2025)
- Winter temperature anomalies 1.14 °C (2025)
- Consumer price index 4,030 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 0 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is global warming: contributions to the change in global mean surface temperature in Iran?
- Global warming: contributions to the change in global mean surface temperature in Iran was 1.1% in 2024, according to Jones et al. (2025) – with major processing by Our World in Data.
- What is the highest global warming: contributions to the change in global mean surface temperature recorded in Iran?
- The highest recorded value was 1.1% in 2024.
- What is the lowest global warming: contributions to the change in global mean surface temperature recorded in Iran?
- The lowest recorded value was 0.2% in 1859.
- How does Iran rank for global warming: contributions to the change in global mean surface temperature?
- Iran ranks 15th out of 215 countries with data for 2024.
- Is global warming: contributions to the change in global mean surface temperature rising or falling in Iran?
- Over the last ten years it is up 11.2%. The long-run trend across the full record is volatile.
- Where does this Iran data come from?
- The figures come from Jones et al. (2025) – with major processing by Our World in Data, published as part of Global warming: Contributions to the change in global mean surface temperature. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 174 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of the world's temperature change.