Global Market Outlook for Solar Power 2025-2029
The year 2024 was a true landmark year for solar power. Global solar installations reached nearly 600 GW – an impressive 33% increase over the previous year – setting yet another
Global solar generation up 31% year-on-year
The world generated 2,109.76TWh of electricity from solar in the first nine months of the year, a 31% increase over the same period in 2025.
Solar power generation drives electricity generation growth over
Electricity generation by the U.S. electric power sector totaled about 4,260 billion kilowatthours (BkWh) in 2025. In our latest Short-Term Energy Outlook (STEO), we expect U.S.
Solar generation reaches new high
Solar generation reaches new high Global solar power generation rose by 30% in 2024, exceeding 2,000 terawatt-hours (TWh). In absolute terms, solar growth reached 475 TWh, which is
Global solar installations surge 64% in first half of 2025
These latest numbers on solar deployment in 2025 defy gravity, with annual solar installations continuing their sharp rise. In a world of volatile energy markets, solar offers
Solar PV
Find up-to-date statistics and facts on the global solar photovoltaic industry.
Solar accounted for 70% of new global power capacity in 2024
A new IEEE report shows solar dominated new generation in 2024, with 70% of added global capacity from PV and record installations in China and the United States.
Annual change in solar energy generation, 2024
Change in energy generation relative to the previous year, measured in terawatt-hours and using the substitution method.
Annual Outlook: Global wind, solar, and hydroelectric power generation
The average annual operating hours for photovoltaic power generation will be approximately 1,340, a slight increase from 2025. Taking into account the growth in installed
Renewable electricity – Renewables 2025 – Analysis
Globally, renewable power capacity is projected to increase almost 4 600 GW between 2025 and 2030 – double the deployment of the previous five years (2019-2024). Growth in utility-scale and
4 Frequently Asked Questions about "Annual solar power generation"
How has solar impacted global power generation?
Regarding global power generation, solar nearly doubled its share over the past 3 years, growing by 1.3 percentage points only last year to a 7% share in the world's electricity mix. This growth continued to drive renewable penetration and pushed additions of conventional electricity sources to a new low.
Is solar power the fastest growing power generation technology?
Solar experienced the fastest growth among all power generation technologies in terms of electricity output, three times as much as wind power, which was ranked second. As if that weren't enough, global installed solar capacity surpassed 2 TW in 2024. It took nearly 70 years to reach the first terawatt, but only two more to double it.
How did solar power grow in 2024?
While remaining a modest contributor to overall electricity generation for now, solar's share rose to 7% in 2024 – nearly doubling in just three years. Solar experienced the fastest growth among all power generation technologies in terms of electricity output, three times as much as wind power, which was ranked second.
When will solar power reach 350 GW?
In 2024, it took until September for global solar capacity additions to surpass 350 GW, while in 2025, the milestone was reached in June. The rapid expansion of solar capacity in recent years has made it the fastest growing source of new electricity generation.
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