Sacramento, Minas Gerais, Brazil, located in the tropical region at coordinates -19.8804, -47.226, offers excellent conditions for year-round solar photovoltaic energy generation. The location benefits from the consistent sunlight typical of tropical areas, where seasonal variations are primarily defined by wet and dry periods rather than dramatic changes in daylight hours.

Solar Energy Output Performance

The solar energy production data shows strong performance throughout all seasons. Summer delivers the highest output at 6.52 kWh per day per kW of installed solar capacity, making it the peak generation period. Spring follows closely with 6.19 kWh per day per kW, while autumn produces 5.78 kWh per day per kW. Even during the lowest-producing season of winter, the location still generates a respectable 5.43 kWh per day per kW of installed capacity. This relatively small variation between seasons - only about 20% difference between the highest and lowest production periods - demonstrates the location's reliability for consistent solar energy generation throughout the year. The tropical climate ensures that even the winter months maintain strong solar production capabilities. For optimal year-round energy harvest, solar panels should be installed at a fixed tilt angle of 19 degrees facing north. This angle has been calculated to maximize total annual solar output by accounting for the sun's varying elevation angles throughout the year, weighted by solar irradiance potential and Earth's elliptical orbit patterns.

Environmental and Weather Challenges

Several local factors could potentially impact solar energy production in this tropical Brazilian location:

• Wet season impacts: Extended periods of cloud cover and frequent rainfall during the wet season can reduce solar irradiance and energy output
• High humidity levels: Tropical humidity can lead to moisture buildup on panels and increased corrosion risks for electrical components
• Dust and debris accumulation: Dry season conditions may cause dust buildup on panel surfaces, reducing efficiency
• Intense solar radiation: While beneficial for energy production, extreme tropical sun can accelerate equipment degradation

Preventative Installation Measures

To maximize energy production and system longevity, several protective measures should be implemented: Regular cleaning schedules become essential, particularly after dust storms or before peak production seasons. Installing panels with adequate spacing allows for proper air circulation, helping to manage heat buildup and humidity effects. Using marine-grade or tropical-rated electrical components and corrosion-resistant mounting systems will better withstand the humid conditions. Proper drainage design around the installation site prevents water accumulation that could damage equipment or create safety hazards. Installing monitoring systems allows for quick identification of performance drops due to soiling or weather-related issues. Selecting solar panels and inverters specifically rated for high-temperature and high-humidity tropical environments ensures better long-term performance. Regular maintenance inspections should focus on checking seals, connections, and cleaning requirements to maintain optimal energy generation throughout both wet and dry seasons.

Note: The Tropics are located between 23.5° North and -23.5° South of the equator.

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 Sacramento

Seasonal solar PV output for Latitude: -19.8804, Longitude: -47.226 (Sacramento, 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 19° North in Sacramento, Brazil

To maximize your solar PV system's energy output in Sacramento, Brazil (Lat/Long -19.8804, -47.226) throughout the year, you should tilt your panels at an angle of 19° 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 Sacramento, 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 Sacramento, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 19° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
4° North in Summer	26° North in Autumn	36° North in Winter	14° 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 Sacramento, 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 Sacramento, 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 Sacramento, Brazil

Topographical Features of Sacramento, Minas Gerais

Sacramento sits within the Brazilian Highlands, a vast elevated region that dominates much of southeastern Brazil. This municipality in western Minas Gerais occupies terrain characterized by gently rolling hills and broad plateaus, with elevations typically ranging between 800 and 1,000 meters above sea level. The landscape represents a transition zone between the more rugged mountainous areas further east and the flatter cerrado plains that extend westward toward Goiás.

The region features the classic cerrado topography of central Brazil, with wide, undulating plains broken by occasional low ridges and shallow valleys. These geological formations were shaped by millions of years of erosion acting upon ancient crystalline rocks, creating relatively stable and well-drained terrain. The area experiences minimal seismic activity and enjoys generally favorable soil conditions, though the underlying geology consists primarily of weathered granites and gneisses typical of the Brazilian Shield.

Drainage and Water Features

Sacramento lies within the São Francisco River basin, with several smaller tributaries meandering through the surrounding countryside. These waterways have carved gentle valleys into the landscape, creating a network of seasonal streams and permanent rivers that provide natural drainage for the region. The terrain slopes gradually toward these water courses, with most areas maintaining good natural drainage that prevents waterlogging during the rainy season.

The presence of these water features creates a varied topographical pattern of slightly elevated interfluves separated by shallow river valleys. This undulating terrain provides numerous elevated sites with excellent exposure while maintaining relatively easy access for construction and maintenance activities.

Optimal Areas for Large-Scale Solar Development

The most promising locations for extensive solar photovoltaic installations lie on the broader plateau areas northwest and southwest of Sacramento's urban center. These elevated plains offer several key advantages, including consistent terrain gradients that facilitate proper panel orientation and minimal shading between rows. The gentle slopes in these areas, typically ranging from one to three degrees, provide natural drainage while maintaining optimal angles for solar collection.

Particularly suitable terrain can be found along the higher interfluves between the major drainage systems. These areas combine relatively flat topography with excellent exposure and accessibility via existing rural road networks. The stable geological foundation in these locations reduces construction complications and long-term maintenance concerns associated with ground movement or erosion.

The cerrado vegetation in these prime locations consists mainly of grasslands with scattered trees, making land clearing relatively straightforward compared to the denser gallery forests found along river corridors. Environmental considerations also favor these upland areas, as they typically contain fewer sensitive ecosystems than the riparian zones closer to water bodies.

Infrastructure and Access Considerations

The topography around Sacramento generally supports good transportation access, with existing highways and rural roads following the natural contours of the landscape. The moderate terrain allows for cost-effective expansion of access routes to potential solar sites without requiring extensive earthwork or bridge construction. Power transmission infrastructure already serves the region, with existing lines following similar elevated corridors that would complement large-scale solar development.

The combination of favorable topography, existing infrastructure, and stable geological conditions makes the plateau areas surrounding Sacramento particularly well-suited for utility-scale solar installations. These locations offer the flat to gently sloping terrain necessary for efficient panel deployment while maintaining the elevation and exposure needed for optimal performance throughout the year.

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.