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Flag of NetherlandsSolar PV Analysis of Grou, Netherlands

Graph of hourly avg kWh electricity output per kW of Solar PV installed in Grou, Netherlands (by season)

Solar Energy Potential in Grou, Friesland, Netherlands

Grou, Friesland, a location in the Netherlands, has variable potential for generating solar energy throughout the year. Situated in the Northern Temperate Zone at coordinates 53.0959, 5.8361, this site experiences significant seasonal fluctuations in solar electricity production. The summer months provide the most favorable conditions for solar generation, with an average daily output of 5.58 kWh per kilowatt of installed capacity. Spring follows as the second most productive season, yielding 4.39 kWh per day for each kilowatt installed. These two seasons combined represent the prime solar harvesting period in Grou. In contrast, autumn and winter show marked reductions in solar productivity. Autumn delivers approximately 1.95 kWh per day per kilowatt, while winter drops dramatically to just 0.83 kWh per day. This winter production is less than 15% of what can be achieved during peak summer months. For fixed solar panel installations in Grou, Friesland, the ideal tilt angle to maximize year-round energy production is 44 degrees facing South. This angle has been specifically calculated to optimize annual solar capture at this northern latitude.

Environmental Factors Affecting Solar Production

Several significant environmental factors can impact solar energy production in Grou:
  • Cloud cover and rainfall: The Netherlands experiences considerable cloud coverage throughout the year, particularly in autumn and winter, which significantly reduces solar irradiance reaching panels.
  • Coastal climate effects: Proximity to the North Sea can result in frequent fog and mist, especially in morning hours.
  • Snow accumulation: Winter snowfall can temporarily cover panels, though this is typically not prolonged in this region.
To mitigate these challenges, several preventative measures can be implemented: Installing panels at the recommended 44-degree tilt helps shed snow more effectively than flatter installations. Additionally, self-cleaning glass technologies can reduce the impact of dirt accumulation during rainy periods. For more serious installations, tracking systems that follow the sun's path can increase energy yield by up to 25%, helping compensate for the poor winter performance. Regular maintenance, particularly before winter, helps ensure optimal performance during the challenging low-light months. Given the substantial seasonal variation, battery storage systems are particularly valuable in this location to store excess summer production for use during the less productive winter period.

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

Link: Solar PV potential in Netherlands by location

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

Seasonal solar PV output for Latitude: 53.0959, Longitude: 5.8361 (Grou, Netherlands), 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 5.58kWh/day in Summer.
Autumn
Average 1.95kWh/day in Autumn.
Winter
Average 0.83kWh/day in Winter.
Spring
Average 4.39kWh/day in Spring.

 

Ideally tilt fixed solar panels 44° South in Grou, Netherlands

To maximize your solar PV system's energy output in Grou, Netherlands (Lat/Long 53.0959, 5.8361) throughout the year, you should tilt your panels at an angle of 44° 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: 53.0959, Longitude: 5.8361, the ideal angle to tilt panels is 44° South

Seasonally adjusted solar panel tilt angles for Grou, Netherlands

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 Grou, Netherlands. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 44° South tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
36° South in Summer 55° South in Autumn 66° South in Winter 45° 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 Grou, Netherlands as follows: In Summer, set the angle of your panels to 36° facing South. In Autumn, tilt panels to 55° facing South for maximum generation. During Winter, adjust your solar panels to a 66° angle towards the South for optimal energy production. Lastly, in Spring, position your panels at a 45° angle facing South to capture the most solar energy in Grou, Netherlands.

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 Grou, Netherlands

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 Grou, Netherlands.

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 Grou, Netherlands

The landscape surrounding the town of Grou in the Netherlands is characterized by its remarkably flat topography, typical of the Friesland province. This northern Dutch region sits only slightly above sea level, with minimal elevation changes across vast stretches of land. The area features extensive water bodies, including lakes and canals, that are integral to the region's geography and cultural identity. Grou itself is situated near the Pikmeer, one of Friesland's notable lakes, and is surrounded by open agricultural land and meadows. The terrain consists primarily of reclaimed land, much of which has been carefully managed through centuries of Dutch water engineering. Drainage ditches, canals, and waterways crisscross the landscape, creating a distinctive patchwork pattern when viewed from above.

Solar PV Potential Areas

Given the topographical characteristics of the region around Grou, several nearby areas present favorable conditions for large-scale solar PV installations. The most suitable locations would be: The agricultural fields to the east and south of Grou offer extensive flat terrain with minimal shading obstacles. These open spaces provide ample area for solar array deployment without significant topographical challenges. The land in these areas is already being used for farming, but dual-use approaches (agrivoltaics) could be considered. The polders (reclaimed land) throughout the region present another opportunity. These meticulously leveled areas have excellent drainage systems already in place, which is beneficial for infrastructure development. Their uniform flatness eliminates concerns about uneven solar exposure that might occur in more varied terrains. Areas adjacent to the A32 highway corridor, running north-south near Grou, could be particularly advantageous for solar development. These transportation corridors often have buffer zones that could accommodate solar installations while benefiting from existing access infrastructure. The relatively open landscape means that shading from natural features is minimal, though careful consideration must be given to the region's frequent cloud cover. The flat terrain also means that construction and maintenance access is straightforward, reducing development costs compared to more challenging topographies. It's worth noting that while the topography is highly favorable for solar PV from a construction and layout perspective, any development would need to balance energy production goals with the cultural and historical significance of this distinctive Dutch landscape. The open vistas and traditional agricultural patterns are defining characteristics of Friesland that carry significant cultural value for local communities.

Netherlands solar PV Stats as a country

Netherlands ranks 12th in the world for cumulative solar PV capacity, with 14,249 total MW's of solar PV installed. This means that 8.90% of Netherlands's total energy as a country comes from solar PV (that's 7th in the world). Each year Netherlands is generating 817 Watts from solar PV per capita (Netherlands ranks 1st in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Netherlands?

Yes, there are several incentives for businesses wanting to install solar energy in the Netherlands. The Dutch government offers a number of financial incentives and subsidies for businesses that invest in renewable energy sources such as solar power. These include grants, tax credits, and low-interest loans. Additionally, businesses can benefit from net metering policies which allow them to sell excess electricity back to the grid at a premium rate. Finally, businesses may also be eligible for additional funding through the European Union's Horizon 2020 program.

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

Citation Guide

Article Details for Citation

Article: Solar PV Analysis of Grou, Netherlands
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Friday 16th of May 2025
Last Updated: Thursday 23rd of October 2025

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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.

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