Germany onshore wind installed capacity
Germany onshore wind installed capacity stood at 71.36 GW in Sep 2026, according to Fraunhofer Institute for Solar Energy Systems ISE and Federal Network Agency (Bundesnetzagentur). It is one of the indicators in the Renewable power expansion table (Value · Monthly), with a complete series running from Jan 2002 to Sep 2026. The complete series with an interactive chart, free to download.
This indicator in the Renewable power expansion table
| Indicator | 09-2026 | 08-2026 | 07-2026 | 06-2026 | 05-2026 | 04-2026 | 03-2026 | 02-2026 | 01-2026 | 12-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind | |||||||||||
| Wind onshore | 71.36 | 70.91 | 70.45 | 70.09 | 69.67 | 69.33 | 69.05 | 68.61 | 68.37 | 68.18 | |
| Wind offshore | 11.55 | 11.3 | 10.94 | 10.81 | 10.62 | 10.4 | 10.2 | 10.02 | 9.9 | 9.73 |
Understanding germany onshore wind installed capacity
Land-based wind turbine installations constitute this distinct measure of grid-connected generation hardware, aggregating the rated maximum output of all active onshore wind farms. This Fraunhofer ISE dataset captures the mechanical capability of terrestrial turbines spread across rural and industrial landscapes, explicitly separating them from marine-based offshore developments that face entirely different permitting and construction timelines. The series counts the cumulative nameplate capacity of operational rotors and generators, encompassing both community-owned individual turbines and expansive commercial parks. It strictly reflects the hardware's rated electrical limit, leaving out localized mechanical curtailment constraints.
Evaluating the underlying momentum of terrestrial wind deployment requires period-on-period analysis, though users must account for the heavy concentration of completions occurring immediately prior to subsidy eligibility deadlines. Revisions are a constant feature of the preliminary releases, driven by the complex certification processes required before a completed tower officially enters the registry. A year-on-year review of the total base obscures the volatile nature of local planning approvals and logistical bottlenecks affecting heavy transport. Discrepancies often emerge between this installed hardware rating and actual power generation metrics, as this figure assumes continuous operation at optimal wind speeds—a theoretical state never achieved in practical atmospheric conditions.
Frequently asked questions
- Are repowered wind turbines counted as entirely new capacity?
- When an older turbine is replaced with a larger model, only the net difference in output is added to the cumulative base.
- Does this series include small-scale residential wind generators?
- Only installations that meet the minimum threshold for commercial grid registration are incorporated into the official national aggregate.
- How does local grid congestion affect this metric?
- The figure tracks the physical hardware's potential generation limit, regardless of whether network bottlenecks force operators to temporarily curtail actual electricity output.