Contribution to global mean surface temperature rise in Tonga
Tonga: Contribution to global mean surface temperature rise was 0 °C in 2024. ◆ Volatile
Contribution to global mean surface temperature rise in Tonga, 1851–2024
Source: Jones et al. (2025) – with major processing by Our World in Data. Measured in °C.
Analysis
The most recent figure for contribution to global mean surface temperature rise in Tonga is 0 °C, measured in 2024. That is the highest value across all 174 years on record.
Compared with earlier readings it is up 1.1% on the previous year and up 13.6% over ten years.
Over the whole period, contribution to global mean surface temperature rise in Tonga peaked at 0 °C in 2024 and was at its lowest, 0 °C, in 1851.
Tonga ranks 190th of 215 countries on this measure, in the bottom quarter.
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 °C | 0 °C | 0 °C | 9 |
| 1860s | 0 °C | 0 °C | 0 °C | 10 |
| 1870s | 0 °C | 0 °C | 0 °C | 10 |
| 1880s | 0 °C | 0 °C | 0 °C | 10 |
| 1890s | 0 °C | 0 °C | 0 °C | 10 |
| 1900s | 0 °C | 0 °C | 0 °C | 10 |
| 1910s | 0 °C | 0 °C | 0 °C | 10 |
| 1920s | 0 °C | 0 °C | 0 °C | 10 |
| 1930s | 0 °C | 0 °C | 0 °C | 10 |
| 1940s | 0 °C | 0 °C | 0 °C | 10 |
| 1950s | 0 °C | 0 °C | 0 °C | 10 |
| 1960s | 0 °C | 0 °C | 0 °C | 10 |
| 1970s | 0 °C | 0 °C | 0 °C | 10 |
| 1980s | 0 °C | 0 °C | 0 °C | 10 |
| 1990s | 0 °C | 0 °C | 0 °C | 10 |
| 2000s | 0 °C | 0 °C | 0 °C | 10 |
| 2010s | 0 °C | 0 °C | 0 °C | 10 |
| 2020s | 0 °C | 0 °C | 0 °C | 5 |
Countries ranked near Tonga
- 187 Andorra 0 °C compare
- 188 Saint Lucia 0 °C compare
- 189 Seychelles 0 °C compare
- 191 Dominica 0 °C compare
- 192 Sao Tome and Principe 0 °C compare
- 193 Saint Vincent and the Grenadines 0 °C compare
More reference data data for Tonga
- Universal right to vote in practice 2 (2025)
- Consumer price index 174.32 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 1 (2025)
- Men's universal right to vote 1 (2025)
- Elected parliament 1 (2025)
- Chief executive of the government is elected 1 (2025)
- Democracy 7 (2025)
- Civil liberties rating 2 (2025)
- Free country 2 (2025)
Frequently asked questions
- What is contribution to global mean surface temperature rise in Tonga?
- Contribution to global mean surface temperature rise in Tonga was 0 °C in 2024, according to Jones et al. (2025) – with major processing by Our World in Data.
- What is the highest contribution to global mean surface temperature rise recorded in Tonga?
- The highest recorded value was 0 °C in 2024.
- What is the lowest contribution to global mean surface temperature rise recorded in Tonga?
- The lowest recorded value was 0 °C in 1851.
- How does Tonga rank for contribution to global mean surface temperature rise?
- Tonga ranks 190th out of 215 countries with data for 2024.
- Is contribution to global mean surface temperature rise rising or falling in Tonga?
- Over the last ten years it is up 13.6%. The long-run trend across the full record is volatile.
- Where does this Tonga data come from?
- The figures come from Jones et al. (2025) – with major processing by Our World in Data, published as part of Contribution to global mean surface temperature rise. 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 in °C.