Primary energy use by source in Thailand
Thailand: Primary energy use by source was 165.06 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
165.06 terawatt-hours
Change on year
down 3.3%
World rank
19th
of 79 countries
All-time high
222.67 terawatt-hours
in 2018
All-time low
0.5233 terawatt-hours
in 1965
Years of data
61
1965–2025
Primary energy use by source in Thailand, 1965–2025
Source: Energy Institute – Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
Thailand recorded 165.06 terawatt-hours for primary energy use by source in 2025.
The figure is down 3.3% on the previous year and down 19.1% over ten years.
Over the whole period, primary energy use by source in Thailand peaked at 222.67 terawatt-hours in 2018 and was at its lowest, 0.5233 terawatt-hours, in 1965.
Thailand ranks 19th of 79 countries on this measure, in the top quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Primary energy use by source in Thailand, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 0.5233 terawatt-hours | — |
| 1966 | 0.756 terawatt-hours | +44.4% |
| 1967 | 1.35 terawatt-hours | +78.5% |
| 1968 | 1.49 terawatt-hours | +10.3% |
| 1969 | 1.58 terawatt-hours | +6.3% |
| 1970 | 1.69 terawatt-hours | +6.6% |
| 1971 | 1.33 terawatt-hours | -21.2% |
| 1972 | 1.04 terawatt-hours | -21.4% |
| 1973 | 1.12 terawatt-hours | +7.1% |
| 1974 | 1.68 terawatt-hours | +50.0% |
| 1975 | 1.6 terawatt-hours | -4.4% |
| 1976 | 1.86 terawatt-hours | +16.0% |
| 1977 | 1.79 terawatt-hours | -3.8% |
| 1978 | 2.3 terawatt-hours | +28.8% |
| 1979 | 4.84 terawatt-hours | +110.3% |
| 1980 | 5.24 terawatt-hours | +8.1% |
| 1981 | 5.82 terawatt-hours | +11.2% |
| 1982 | 7.59 terawatt-hours | +30.4% |
| 1983 | 7.29 terawatt-hours | -4.0% |
| 1984 | 9.18 terawatt-hours | +25.9% |
| 1985 | 18.43 terawatt-hours | +100.9% |
| 1986 | 18.09 terawatt-hours | -1.9% |
| 1987 | 26.11 terawatt-hours | +44.4% |
| 1988 | 26.91 terawatt-hours | +3.0% |
| 1989 | 32.77 terawatt-hours | +21.8% |
| 1990 | 45.35 terawatt-hours | +38.4% |
| 1991 | 53.11 terawatt-hours | +17.1% |
| 1992 | 56.85 terawatt-hours | +7.0% |
| 1993 | 63.32 terawatt-hours | +11.4% |
| 1994 | 73.22 terawatt-hours | +15.6% |
| 1995 | 83.52 terawatt-hours | +14.1% |
| 1996 | 101.62 terawatt-hours | +21.7% |
| 1997 | 104.8 terawatt-hours | +3.1% |
| 1998 | 84.08 terawatt-hours | -19.8% |
| 1999 | 89.4 terawatt-hours | +6.3% |
| 2000 | 91.7 terawatt-hours | +2.6% |
| 2001 | 102.08 terawatt-hours | +11.3% |
| 2002 | 108.94 terawatt-hours | +6.7% |
| 2003 | 111.27 terawatt-hours | +2.1% |
| 2004 | 124.67 terawatt-hours | +12.0% |
| 2005 | 134.76 terawatt-hours | +8.1% |
| 2006 | 143.82 terawatt-hours | +6.7% |
| 2007 | 161.63 terawatt-hours | +12.4% |
| 2008 | 174.31 terawatt-hours | +7.8% |
| 2009 | 174.9 terawatt-hours | +0.3% |
| 2010 | 179.49 terawatt-hours | +2.6% |
| 2011 | 182.52 terawatt-hours | +1.7% |
| 2012 | 191.56 terawatt-hours | +5.0% |
| 2013 | 188.53 terawatt-hours | -1.6% |
| 2014 | 207.87 terawatt-hours | +10.3% |
| 2015 | 204.07 terawatt-hours | -1.8% |
| 2016 | 208.03 terawatt-hours | +1.9% |
| 2017 | 208.86 terawatt-hours | +0.4% |
| 2018 | 222.67 terawatt-hours | +6.6% |
| 2019 | 198.45 terawatt-hours | -10.9% |
| 2020 | 212.18 terawatt-hours | +6.9% |
| 2021 | 217.27 terawatt-hours | +2.4% |
| 2022 | 197.68 terawatt-hours | -9.0% |
| 2023 | 168.05 terawatt-hours | -15.0% |
| 2024 | 170.63 terawatt-hours | +1.5% |
| 2025 | 165.06 terawatt-hours | -3.3% |
Thailand compared with similar countries
- Thailand's 165.06 terawatt-hours is above the median for upper middle income countries, which is 60.56 terawatt-hours, 2.7× the median. (23 countries reporting)
- Thailand's 165.06 terawatt-hours is below the median for East Asia & Pacific, which is 355.88 terawatt-hours, 46% of the median. (12 countries reporting)
Biggest year-on-year movements
Years where Primary energy use by source in Thailand changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1979 | +110.3% | 2.3 terawatt-hours | 4.84 terawatt-hours |
| 1985 | +100.9% | 9.18 terawatt-hours | 18.43 terawatt-hours |
| 1967 | +78.5% | 0.756 terawatt-hours | 1.35 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 1.14 terawatt-hours | 0.5233 terawatt-hours | 1.58 terawatt-hours | 5 |
| 1970s | 1.92 terawatt-hours | 1.04 terawatt-hours | 4.84 terawatt-hours | 10 |
| 1980s | 15.74 terawatt-hours | 5.24 terawatt-hours | 32.77 terawatt-hours | 10 |
| 1990s | 75.53 terawatt-hours | 45.35 terawatt-hours | 104.8 terawatt-hours | 10 |
| 2000s | 132.81 terawatt-hours | 91.7 terawatt-hours | 174.9 terawatt-hours | 10 |
| 2010s | 199.21 terawatt-hours | 179.49 terawatt-hours | 222.67 terawatt-hours | 10 |
| 2020s | 188.48 terawatt-hours | 165.06 terawatt-hours | 217.27 terawatt-hours | 6 |
Countries ranked near Thailand
More energy & mining data for Thailand
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate -3.18 % change on previous year (2025)
- Coal consumption, per capita 0 terawatt-hours per person (2025)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per capita 0 terawatt-hours per person (2025)
- Coal production, per capita 0 terawatt-hours per person (2025)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2025)
- Fuel imports 16.9% (2024)
Frequently asked questions
- What is primary energy use by source in Thailand?
- Primary energy use by source in Thailand was 165.06 terawatt-hours in 2025, according to Energy Institute – Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest primary energy use by source recorded in Thailand?
- The highest recorded value was 222.67 terawatt-hours in 2018.
- What is the lowest primary energy use by source recorded in Thailand?
- The lowest recorded value was 0.5233 terawatt-hours in 1965.
- How does Thailand rank for primary energy use by source?
- Thailand ranks 19th out of 79 countries with data for 2025.
- Is primary energy use by source rising or falling in Thailand?
- Over the last ten years it is down 19.1%. The long-run trend across the full record is volatile.
- Where does this Thailand data come from?
- The figures come from Energy Institute – Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Primary energy use by source. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in terawatt-hours of total energy supply.