Osasco, Brazil, situated in the Southern Sub Tropics, offers a promising location for solar PV energy generation. This city, located at latitude -23.5215 and longitude -46.7873, experiences varying levels of solar productivity throughout the year.

The seasonal solar output per kW of installed capacity demonstrates a consistent pattern. Summer yields the highest production at 6.05 kWh/day, followed closely by spring at 5.32 kWh/day. Autumn maintains a respectable 5.07 kWh/day, while winter sees the lowest output at 4.15 kWh/day.

Optimal Seasons for Solar Generation

The most ideal times for solar energy production in Osasco are during summer and spring. These seasons offer longer daylight hours and typically clearer skies, maximizing the potential for solar energy capture. However, it's worth noting that even during the less productive winter months, the output remains relatively high, indicating that solar PV systems can be effective year-round in this location.

For fixed panel installations in Osasco, the optimal tilt angle to maximize year-round production is 22 degrees North. This angle takes into account the city's latitude and the sun's path throughout the year, ensuring the panels receive the most direct sunlight possible across all seasons.

Environmental and Weather Considerations

While Osasco generally presents favorable conditions for solar energy production, there are a few factors to consider:

1. Rainfall: The region experiences significant rainfall, particularly during summer. This can temporarily reduce solar output.
2. Air pollution: As part of the greater São Paulo metropolitan area, Osasco may experience periods of increased air pollution, which can slightly diminish solar panel efficiency.

To mitigate these factors, installing panels at the optimal angle and using high-quality, weather-resistant materials is crucial. Regular cleaning and maintenance of the panels can also help offset the impact of air pollution and ensure consistent performance. Additionally, investing in efficient inverters and considering energy storage solutions can help maximize the utilization of generated solar power, especially during periods of reduced sunlight.

Overall, despite these minor challenges, Osasco's location proves to be highly suitable for solar PV energy generation, offering substantial potential for sustainable power production throughout the year.

Note: The Southern Sub Tropics extend from -23.5° latitude South down to -35° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 3161 locations across Brazil. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in Brazil by location

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

Seasonal solar PV output for Latitude: -23.5215, Longitude: -46.7873 (Osasco, Brazil), 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 22° North in Osasco, Brazil

To maximize your solar PV system's energy output in Osasco, Brazil (Lat/Long -23.5215, -46.7873) throughout the year, you should tilt your panels at an angle of 22° North 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 Osasco, Brazil

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 Osasco, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 22° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
8° North in Summer	29° North in Autumn	39° North in Winter	17° North 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 Osasco, Brazil

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 Osasco, Brazil.

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 Osasco, Brazil

Osasco, located in the state of São Paulo, Brazil, is situated in a region characterized by rolling hills and gentle slopes. The city itself is nestled in a valley surrounded by low-lying hills, with elevations ranging from approximately 720 to 800 meters above sea level. The landscape is a mix of urban development and patches of remaining vegetation, with the Tietê River flowing along the northern edge of the city. The topography in and around Osasco is generally favorable for human settlement and infrastructure development. The gentle slopes and relatively flat areas have allowed for extensive urbanization, with residential and industrial areas spread across the terrain. However, some steeper hillsides can be found on the outskirts of the city, particularly to the south and west.

Potential for Solar PV Development

When considering areas nearby that would be most suited to large-scale solar PV installations, several factors come into play. The ideal locations would be relatively flat or gently sloping areas with good sun exposure and minimal shading from surrounding hills or vegetation. The regions to the west and southwest of Osasco, towards the municipalities of Barueri and Santana de Parnaíba, offer promising potential for solar PV development. These areas feature more open spaces and less dense urban development, providing larger contiguous plots of land that could accommodate solar farms. The terrain in this direction is characterized by rolling hills with some flatter areas, which could be suitable for solar panel installation. Another potentially suitable area lies to the south of Osasco, in the direction of Embu das Artes and Taboão da Serra. This region also features a mix of hills and valleys, with some areas of relatively flat land that could be utilized for solar PV projects. However, care would need to be taken to avoid areas with steep slopes or dense forest cover. It's important to note that while these areas may have favorable topography for solar PV installations, other factors such as land availability, environmental regulations, and proximity to power infrastructure would also need to be considered. Additionally, site-specific assessments would be necessary to determine the exact suitability of any particular location for large-scale solar development.

Brazil solar PV Stats as a country

Brazil ranks 13th in the world for cumulative solar PV capacity, with 13,708 total MW's of solar PV installed. This means that 2.50% of Brazil's total energy as a country comes from solar PV (that's 31st in the world). Each year Brazil is generating 64 Watts from solar PV per capita (Brazil ranks 47th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Brazil?

Yes, there are several incentives for businesses wanting to install solar energy in Brazil. The Brazilian government offers a range of tax credits and other financial incentives to encourage the adoption of renewable energy sources such as solar power. These include reduced import taxes on solar equipment, accelerated depreciation of investments in renewable energy projects, and preferential financing from public banks. Additionally, some states offer additional incentives such as subsidies or grants for businesses that install solar systems.

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

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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.

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.