Share of electricity generation from solar in Tonga
Tonga: Share of electricity generation from solar was 14.3% in 2024. ◆ Volatile
Share of electricity generation from solar in Tonga, 2000–2024
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in %.
Analysis
Tonga recorded 14.3% for share of electricity generation from solar in 2024. That is the highest value across all 25 years on record.
Compared with earlier readings it is unchanged over five years.
Over the whole period, share of electricity generation from solar in Tonga peaked at 14.3% in 2017 and was at its lowest, 0.0%, in 2000.
That places Tonga 35th out of 213 countries with data for 2024, putting it in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Share of electricity generation from solar in Tonga, year by year
| Year | % | Change |
|---|---|---|
| 2000 | 0.0% | — |
| 2001 | 0.0% | — |
| 2002 | 0.0% | — |
| 2003 | 0.0% | — |
| 2004 | 0.0% | — |
| 2005 | 0.0% | — |
| 2006 | 0.0% | — |
| 2007 | 0.0% | — |
| 2008 | 0.0% | — |
| 2009 | 0.0% | — |
| 2010 | 0.0% | — |
| 2011 | 0.0% | — |
| 2012 | 0.0% | — |
| 2013 | 0.0% | — |
| 2014 | 0.0% | — |
| 2015 | 0.0% | — |
| 2016 | 0.0% | — |
| 2017 | 14.3% | — |
| 2018 | 14.3% | +0.0% |
| 2019 | 14.3% | +0.0% |
| 2020 | 14.3% | +0.0% |
| 2021 | 14.3% | +0.0% |
| 2022 | 12.5% | -12.5% |
| 2023 | 14.3% | +14.3% |
| 2024 | 14.3% | +0.0% |
Tonga compared with similar countries
- Tonga's 14.3% is above the median for upper middle income countries, which is 2.5%, 5.7× the median. (55 countries reporting)
- Tonga's 14.3% is above the median for East Asia & Pacific, which is 5.4%, 2.6× the median. (32 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 0.0% | 0.0% | 0.0% | 10 |
| 2010s | 4.3% | 0.0% | 14.3% | 10 |
| 2020s | 13.9% | 12.5% | 14.3% | 5 |
Countries ranked near Tonga
More energy & mining data for Tonga
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Primary energy use, annual growth rate 8.74 % change on previous year (2024)
- Coal consumption, per capita 0 terawatt-hours per person (2024)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Primary energy use, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Primary energy use, per capita 0 terawatt-hours per person (2024)
- Coal production, per capita 0 terawatt-hours per person (2024)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2024)
- Fuel imports 16.4% (2023)
Frequently asked questions
- What is share of electricity generation from solar in Tonga?
- Share of electricity generation from solar in Tonga was 14.3% in 2024, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest share of electricity generation from solar recorded in Tonga?
- The highest recorded value was 14.3% in 2017.
- What is the lowest share of electricity generation from solar recorded in Tonga?
- The lowest recorded value was 0.0% in 2000.
- How does Tonga rank for share of electricity generation from solar?
- Tonga ranks 35th out of 213 countries with data for 2024.
- Where does this Tonga data come from?
- The figures come from Ember (2026) and other sources – with major processing by Our World in Data, published as part of Share of electricity generation from solar. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 25 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of total electricity produced in the country or region.