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Flag of GermanySolar PV Analysis of Bad Wildungen, Germany

Graph of hourly avg kWh electricity output per kW of Solar PV installed in Bad Wildungen, Germany (by season)

Solar Energy Potential in Bad Wildungen, Germany

Bad Wildungen, located in Hesse, Germany, presents a moderate opportunity for solar energy generation with significant seasonal variations. This northern temperate location experiences substantial differences in solar production throughout the year, which affects the overall efficiency of photovoltaic (PV) systems.

Seasonal Performance

The solar energy production in Bad Wildungen varies dramatically across the four seasons:
  • Summer: 4.97 kWh per day per kW installed capacity (highest output)
  • Spring: 4.08 kWh per day per kW installed capacity (second highest)
  • Autumn: 2.15 kWh per day per kW installed capacity (moderate output)
  • Winter: 0.98 kWh per day per kW installed capacity (lowest output)
This pattern shows that solar energy generation is most effective during the warmer months from late spring through early autumn, with summer providing roughly five times the energy output compared to winter months.

Optimal Panel Installation

For fixed solar panel installations in Bad Wildungen, the ideal tilt angle is 43 degrees facing South. This specific angle has been calculated to maximize year-round energy production based on the location's latitude and seasonal solar elevation patterns.

Environmental and Weather Considerations

Several factors can impact solar production at this location. Bad Wildungen experiences relatively frequent cloud cover, particularly during winter months, which significantly reduces solar efficiency. The region also receives moderate snowfall in winter, which can temporarily cover panels and halt production unless properly managed. Fog is another consideration in this area, especially during autumn and early winter mornings, temporarily reducing solar gain until it burns off. Additionally, the northern location means shorter daylight hours in winter, compounding the already low winter production figures.

Mitigation Strategies

To maximize solar production despite these challenges, several preventative measures can be implemented: Installing panels with a slightly steeper angle than the optimal 43 degrees can help shed snow more efficiently, though this comes with a small trade-off in annual production. Anti-reflective coatings on panels can improve performance during diffuse light conditions common in cloudy Central European weather. Regular cleaning schedules, particularly after snowfall, will ensure panels remain unobstructed. Some system owners opt for automatic snow removal systems or manual cleaning procedures during winter months. For new installations, considering bifacial panels might be advantageous as they can capture reflected light from snow cover, partially offsetting winter's reduced direct sunlight. Additionally, microinverter or power optimizer systems can help minimize production losses when parts of the array are shaded or covered.

Note: The Northern Temperate Zone extends from 35° latitude North up to 66.5° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 919 locations across Germany. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in Germany by location

Solar output per kW of installed solar PV by season in Bad Wildungen

Seasonal solar PV output for Latitude: 51.1166, Longitude: 9.128 (Bad Wildungen, Germany), based on our analysis of 8760 hourly intervals of solar and meteorological data (one whole year) retrieved for that set of coordinates/location from NASA POWER (The Prediction of Worldwide Energy Resources) API:

Summer
Average 4.97kWh/day in Summer.
Autumn
Average 2.15kWh/day in Autumn.
Winter
Average 0.98kWh/day in Winter.
Spring
Average 4.08kWh/day in Spring.

 

Ideally tilt fixed solar panels 43° South in Bad Wildungen, Germany

To maximize your solar PV system's energy output in Bad Wildungen, Germany (Lat/Long 51.1166, 9.128) throughout the year, you should tilt your panels at an angle of 43° South for fixed panel installations.

As the Earth revolves around the Sun each year, the maximum angle of elevation of the Sun varies by +/- 23.45 degrees from its equinox elevation angle for a particular latitude. Finding the exact optimal angle to maximise solar PV production throughout the year can be challenging, but with careful consideration of historical solar energy and meteorological data for a certain location, it can be done precisely.

We use our own calculation, which incorporates NASA solar and meteorological data for the exact Lat/Long coordinates, to determine the ideal tilt angle of a solar panel that will yield maximum annual solar output. We calculate the optimal angle for each day of the year, taking into account its contribution to the yearly total PV potential at that specific location.

The sun
At Latitude: 51.1166, Longitude: 9.128, the ideal angle to tilt panels is 43° South

Seasonally adjusted solar panel tilt angles for Bad Wildungen, Germany

If you can adjust the tilt angle of your solar PV panels, please refer to the seasonal tilt angles below for optimal solar energy production in Bad Wildungen, Germany. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 43° South tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
34° South in Summer 53° South in Autumn 64° South in Winter 43° South in Spring

Assuming you can modify the tilt angle of your solar PV panels throughout the year, you can optimize your solar generation in Bad Wildungen, Germany as follows: In Summer, set the angle of your panels to 34° facing South. In Autumn, tilt panels to 53° facing South for maximum generation. During Winter, adjust your solar panels to a 64° angle towards the South for optimal energy production. Lastly, in Spring, position your panels at a 43° angle facing South to capture the most solar energy in Bad Wildungen, Germany.

Our recommendations take into account more than just latitude and Earth's position in its elliptical orbit around the Sun. We also incorporate historical solar and meteorological data from NASA's Prediction of Worldwide Energy Resources (POWER) API to assign a weight to each ideal angle for each day based on its historical contribution to overall solar PV potential during a specific season.

This approach allows us to provide much more accurate recommendations than relying solely on latitude, as it considers unique weather conditions in different locations sharing the same latitude worldwide.

Calculate solar panel row spacing in Bad Wildungen, Germany

We've added a feature to calculate minimum solar panel row spacing by location. Enter your panel size and orientation below to get the minimum spacing in Bad Wildungen, Germany.

Our calculation method

  1. Solar Position:
    We determine the Sun's position on the Winter solstice using the location's latitude and solar declination.
  2. Shadow Projection:
    We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle.
  3. Minimum Spacing:
    We add the shadow length to the horizontal space occupied by tilted panels.

This approach ensures maximum space efficiency while avoiding shading during critical times, as the Winter solstice represents the worst-case scenario for shadow length.






Please enter information above to calculate panel spacing.

Topography for solar PV around Bad Wildungen, Germany

The topography surrounding Bad Wildungen in Hesse, Germany presents a varied landscape characterized by rolling hills, valleys, and woodland areas typical of the central German uplands. The town itself sits at approximately 300 meters above sea level within the scenic Kellerwald-Edersee Nature Park region. The terrain gradually rises toward the west and southwest, where the Kellerwald mountain range reaches elevations of up to 675 meters at its highest point, the Wüstegarten peak. To the north and east of Bad Wildungen, the landscape opens into gentler slopes and plateaus that transition toward the Eder River valley. This river, a tributary of the Fulda, has shaped the local topography through centuries of erosion, creating a picturesque valley system with moderate gradients. The surrounding countryside features a mosaic of agricultural fields, meadows, and forested areas, with the percentage of woodland increasing at higher elevations.

Geological Context

The region's geological foundation consists primarily of sandstone, limestone, and bunter formations dating back to the Triassic period. This diverse geological base contributes to the undulating character of the landscape. Small streams and tributaries have carved minor valleys throughout the area, creating a network of gentle depressions and elevated ridges that give the countryside its distinctive character.

Solar PV Potential Areas

For large-scale solar photovoltaic development, several areas near Bad Wildungen show particular promise. The most suitable locations would be the gently sloping south-facing hillsides and plateaus primarily to the north and northeast of the town. These areas benefit from favorable solar exposure while experiencing minimal shadowing effects from the higher elevations to the west. Agricultural plateaus between Bad Wildungen and neighboring communities like Fritzlar and Borken present opportunities for solar development. These relatively flat, open spaces receive consistent solar radiation throughout the day and would require minimal grading for installation. The slightly elevated position of these plateaus also reduces the risk of morning fog that can sometimes collect in the lower valley areas. Some of the reclaimed former mining sites in the broader region could also be repurposed for solar energy production. These areas often have limited agricultural value but offer large, contiguous spaces with minimal competing land uses. Their typically open exposure makes them well-suited for solar arrays. The eastern approaches to Bad Wildungen, where the landscape opens up toward the Schwalm-Eder district, feature gentler topography with south and southeast-facing aspects that would be conducive to solar energy capture. These areas balance good solar exposure with reasonable proximity to existing electrical infrastructure and transportation networks. It's worth noting that while the higher elevations of the Kellerwald to the west receive good solar radiation, their steeper slopes, ecological significance as part of a nature park, and denser forest cover make them less practical for large-scale solar development compared to the more accessible eastern plateaus.

Germany solar PV Stats as a country

Germany ranks 4th in the world for cumulative solar PV capacity, with 58,461 total MW's of solar PV installed. This means that 9.70% of Germany's total energy as a country comes from solar PV (that's 3rd in the world). Each year Germany is generating 702 Watts from solar PV per capita (Germany ranks 3rd in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Germany?

Yes, there are a few incentives for businesses wanting to install solar energy in Germany. These include feed-in tariffs, which guarantee businesses a price per kilowatt hour of electricity produced from their solar system; tax incentives such as the reduction of corporate income taxes; and subsidies from regional governments or utilities. Additionally, Germany's Renewable Energy Sources Act (EEG) provides additional support for projects that involve renewable energies.

Do you have more up to date information than this on incentives towards solar PV projects in Germany? Please reach out to us and help us keep this information current. Thanks!

Citation Guide

Article Details for Citation

Article: Solar PV Analysis of Bad Wildungen, Germany
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Tuesday 3rd of June 2025
Last Updated: Monday 21st of July 2025

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