Considering the latest forecast data for Solar Thermal Energy Supply in Spain, the supply is expected to increase consistently over the next five years. The supply in 2023 stood at 114.55 Thousand Terajoules. Year-on-year variations show a steady growth trend: 3.09% in 2024, 3.20% in 2025, 3.07% in 2026, 2.94% in 2027, and 2.83% in 2028. Over the forecasted period from 2024 to 2028, the compound annual growth rate (CAGR) is projected at approximately 3.03% per year.

Observations and Trends:

Consistent year-on-year growth in solar thermal energy supply.
A slight deceleration in annual growth rates towards the end of the forecast period.

Future Trends to Watch For:

Technological advancements improving energy conversion efficiency.
Policy and regulatory changes impacting renewable energy investment and development.
Increased integration of solar thermal systems with other renewable energy sources.