Solar Energy Potential in Pontigny, France

Pontigny, a commune in the Yonne department of France, presents a mixed picture for solar energy generation. Located in the Northern Temperate Zone, this location experiences significant seasonal variations in solar potential.

The summer months offer the most promising conditions for solar energy production, with an average daily output of 5.61 kWh per kW of installed solar capacity. Spring follows closely behind, generating 4.92 kWh/day. These seasons provide ideal conditions for maximizing solar energy production.

However, the picture changes dramatically during autumn and winter. Autumn sees a considerable drop in energy output to 2.91 kWh/day, while winter performance plummets to a mere 1.34 kWh/day. This stark contrast highlights the challenges of year-round solar energy generation in Pontigny.

Optimizing Solar Panel Installation

To maximize year-round solar energy production in Pontigny, fixed solar panels should be installed at a tilt angle of 41 degrees facing south. This optimal angle takes into account the location's latitude and the Earth's elliptical orbit, ensuring the best possible exposure to sunlight throughout the year.

Environmental and Weather Considerations

Pontigny's location in northern France means it experiences cloudy and overcast conditions, particularly during autumn and winter. This factor significantly impacts solar energy production during these seasons. Additionally, the region can experience occasional snowfall in winter, which may temporarily reduce panel efficiency.

To mitigate these challenges, several preventative measures can be taken:

• Use high-efficiency solar panels designed to perform well in low-light conditions
• Implement a robust cleaning system to remove snow and debris from panels
• Consider incorporating energy storage solutions to balance seasonal variations in production

While Pontigny's location is not ideal for year-round solar energy production, careful planning and appropriate technology can still make solar PV a viable option, particularly during the more productive spring and summer months.

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 627 locations across France. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in France by location

Solar output per kW of installed solar PV by season in Pontigny

Seasonal solar PV output for Latitude: 47.9047, Longitude: 3.7061 (Pontigny, France), 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:

 

Ideally tilt fixed solar panels 41° South in Pontigny, France

To maximize your solar PV system's energy output in Pontigny, France (Lat/Long 47.9047, 3.7061) throughout the year, you should tilt your panels at an angle of 41° 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.

Seasonally adjusted solar panel tilt angles for Pontigny, France

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 Pontigny, France. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 41° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
32° South in Summer	51° South in Autumn	61° South in Winter	40° South in Spring

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 Pontigny, France

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 Pontigny, France.

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.

Topography for solar PV around Pontigny, France

The area surrounding Pontigny, France, located at approximately 47.9047°N latitude and 3.7061°E longitude, is characterized by a gently rolling landscape typical of the Burgundy region. This picturesque countryside features a mix of agricultural fields, small forests, and meandering streams. The topography of Pontigny and its environs is predominantly composed of low hills and shallow valleys. The elevation in this area generally ranges from about 100 to 200 meters above sea level, with gradual slopes rather than steep inclines. This gentle terrain is a result of centuries of erosion and the underlying limestone bedrock common to the region.

Local Landscape Features

The Serein River flows through the area, carving a shallow valley and contributing to the overall gentle contours of the landscape. Small tributaries and streams further shape the local topography, creating a network of subtle depressions throughout the countryside. Interspersed among the agricultural fields are patches of woodland, which add texture to the otherwise open landscape. These wooded areas are typically found on slightly higher ground or along the banks of waterways.

Potential for Solar PV Installation

When considering areas nearby that would be most suited to large-scale solar PV installations, several factors come into play. The gently sloping terrain in the vicinity of Pontigny offers some advantages for solar energy development. South-facing slopes in the area would be particularly well-suited for solar PV arrays, as they naturally receive more direct sunlight throughout the day. These areas can be found scattered throughout the region, often on the northern sides of the subtle hills and ridges. Large, open agricultural fields that are not prime farmland could also be potential sites for solar installations. These areas are abundant in the region and offer the advantage of being relatively flat and clear of obstructions that might cast shadows on solar panels. However, it's important to note that the Burgundy region is known for its vineyards and agricultural heritage. Any large-scale solar development would need to be carefully planned to balance energy production with the preservation of the area's cultural and agricultural significance. Areas to avoid for solar PV installations would include the forested patches, as clearing these would be environmentally detrimental, and the immediate vicinity of the Serein River and its tributaries, which may be subject to flooding or protected for ecological reasons. In conclusion, while the topography around Pontigny is generally favorable for solar PV development, with its open spaces and gentle slopes, careful site selection would be necessary to maximize energy production while minimizing impact on the region's agricultural and cultural landscape.

France solar PV Stats as a country

France ranks 11th in the world for cumulative solar PV capacity, with 14,718 total MW's of solar PV installed. This means that 2.80% of France's total energy as a country comes from solar PV (that's 30th in the world). Each year France is generating 218 Watts from solar PV per capita (France ranks 23rd in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in France?

Yes, there are several incentives for businesses wanting to install solar energy in France. The French government offers a range of financial incentives and tax credits to encourage businesses to invest in renewable energy sources such as solar power. These include the Feed-in Tariff (FiT), which pays businesses for the electricity they generate from their solar panels, and the Investment Tax Credit (ITC), which provides a 30% tax credit on investments made in renewable energy systems. Additionally, businesses may be eligible for grants or loans from local authorities or regional development agencies.

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

Citation Guide

Article Details for Citation

Tell Us About Your Work

We love seeing how our research helps others! If you've cited this article in your work, we'd be delighted to hear about it. Drop us a line via our Contact Us page or on X, to share where you've used our information - we may feature a link to your work on our site. This helps create a network of valuable resources for others in the solar energy community and helps us understand how our research is contributing to the field. Plus, we occasionally highlight exceptional works that reference our research on our social media channels.

Feeling generous?

Share this with your friends!

Compare this location to others worldwide for solar PV potential

The solar PV analyses available on our website, including this one, are offered as a free service to the global community. Our aim is to provide education and aid informed decision-making regarding solar PV installations.

However, please note that these analyses are general guidance and may not meet specific project requirements. For in-depth, tailored forecasts and analysis crucial for feasibility studies or when pursuing maximum ROI from your solar projects, feel free to contact us; we offer comprehensive consulting services expressly for this purpose.

Helping you assess viability of solar PV for your site

Calculate Your Optimal Solar Panel Tilt Angle: A Comprehensive Guide

Enhance your solar panel's performance with our in-depth guide. Determine the best tilt angle using hard data, debunk common misunderstandings, and gain insight into how your specific location affects solar energy production.