Seasonally-adjusted electricity generation : Solar (TWh) - Japan - FS Research - Monthly
This series is part of the dataset: Seasonally-adjusted monthly electricity production by source
Download Full Dataset (.xlsx)Latest updates. In Japan, seasonally-adjusted electricity generation from solar photovoltaics stood at 11.50 TWh in September 2025, versus 11.72 in August. This constitutes a decrease of 1.88 percent.
Sample. This monthly time series has 81 data points overall. The period covered by the series goes from January 2019 to September 2025.
History. Have a look at a few descriptive statistics computed on the entire sample: generation recorded a minimum of 5.06 TWh in March 2019; it reached a maximum of 13.61 in July 2025; it had an average value of 8.05.
Latest values
| Date | Value - TWh |
|---|---|
| 2025-07-31 | 13.613 |
| 2025-08-31 | 11.725 |
| 2025-09-30 | 11.504 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Electricity generation: Solar |
| Country or region | Japan |
| Economic concept | Flow |
| Data type | Quantity |
| Seasonally adjusted | Yes |
| Frequency | Monthly |
| Unit | TWh |
| Sources | FetchSeries Research; calculations on Ember data |
| Source type | Data research lab |
| Data licence | Creative Commons Attribution 4.0 International (CC BY 4.0); standard FetchSeries disclaimers apply |
| Measure type | Level |