Solar PV Analysis of Anita Garibaldi, Brazil
Anita Garibaldi, Santa Catarina, Brazil, located in the Southern Sub Tropics at coordinates -27.7238, -51.0549, presents a moderately favorable location for year-round solar energy generation, though with significant seasonal variations that potential solar installers should carefully consider.
Seasonal Solar Performance
The solar energy output at this location varies considerably throughout the year. Summer delivers the strongest performance at 7.01 kWh per day per kW of installed solar capacity, making it an excellent time for solar generation. Spring follows as the second-best season with 5.93 kWh per day per kW, while autumn drops to 4.95 kWh per day per kW. Winter presents the most challenging period, producing only 3.68 kWh per day per kW of installed capacity.
This seasonal pattern means that solar installations at Anita Garibaldi will generate nearly twice as much electricity during summer compared to winter months. The ideal times for solar generation are clearly during the warmer months of spring and summer, when the sun's angle and intensity provide optimal conditions.
Optimal Panel Configuration
For maximum year-round solar production at this location, fixed solar panels should be tilted at 24 degrees facing north. This angle has been calculated to optimize total annual energy output by accounting for the sun's varying position throughout the year and weighting for daily solar potential based on NASA solar irradiance data.
Environmental and Weather Challenges
Several local factors could potentially impact solar production at Anita Garibaldi and require consideration during installation planning:
- Subtropical climate humidity: High humidity levels common in subtropical regions can lead to increased dust and debris accumulation on solar panels, reducing their efficiency over time
- Seasonal weather patterns: The region may experience periods of extended cloud cover, particularly during winter months, which could further reduce the already lower winter output
- Potential for severe weather: Subtropical locations can be subject to intense storms, hail, or strong winds that could damage solar installations
- Vegetation growth: The humid subtropical environment promotes rapid plant growth, which could create shading issues if not properly managed
Preventative Measures for Optimal Performance
To maximize solar energy production and protect the investment, several preventative measures should be implemented during installation. Regular cleaning schedules become particularly important in this humid climate to prevent efficiency losses from accumulated grime and organic matter on panel surfaces.
Proper mounting systems designed to withstand local weather conditions are essential, including wind-resistant hardware and adequate drainage to prevent water accumulation. Installing panels with sufficient clearance from the ground and surrounding vegetation helps ensure adequate airflow for cooling and prevents shading from growing plants.
Strategic site selection and vegetation management around the solar installation area will help maintain optimal sun exposure throughout the year. Consider installing monitoring systems to track performance and identify any issues early, allowing for prompt maintenance that keeps the system operating at peak efficiency despite the challenging subtropical environment.
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 Anita Garibaldi
Seasonal solar PV output for Latitude: -27.7238, Longitude: -51.0549 (Anita Garibaldi, 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 24° North in Anita Garibaldi, Brazil
To maximize your solar PV system's energy output in Anita Garibaldi, Brazil (Lat/Long -27.7238, -51.0549) throughout the year, you should tilt your panels at an angle of 24° 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 Anita Garibaldi, 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 Anita Garibaldi, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 24° North tilt angle throughout the year.
| Overall Best Summer Angle | Overall Best Autumn Angle | Overall Best Winter Angle | Overall Best Spring Angle |
|---|---|---|---|
| 11° North in Summer | 33° North in Autumn | 43° North in Winter | 20° 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 Anita Garibaldi, 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 Anita Garibaldi, Brazil.
Our calculation method
- Solar Position:
We determine the Sun's position on the Winter solstice using the location's latitude and solar declination. - Shadow Projection:
We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle. - 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 Anita Garibaldi, Brazil
Topographical Features of the Anita Garibaldi Region
Anita Garibaldi is situated in the mountainous highlands of Santa Catarina state in southern Brazil, positioned within the Serra Geral mountain range. This region forms part of the Brazilian Highlands plateau system, characterized by rolling hills, steep-sided valleys, and elevated terrain that typically ranges from 800 to 1,200 meters above sea level. The landscape features a complex topography with numerous ridgelines, escarpments, and deeply incised river valleys that have been carved by centuries of erosion.
The surrounding terrain exhibits significant elevation changes over relatively short distances, creating a mosaic of slopes facing different directions. Mixed Araucaria forests, known locally as Mata de Araucárias, cover much of the higher elevations, while grasslands and agricultural areas occupy the gentler slopes and valley floors. The region experiences a humid subtropical highland climate, with the elevated topography contributing to frequent cloud formation and mist, particularly during certain seasons.
Rocky outcrops of basaltic origin are common throughout the area, remnants of ancient volcanic activity that helped shape the current landscape. These geological features create natural barriers and influence drainage patterns, with numerous small streams and rivers flowing through the valleys toward larger waterways. The undulating nature of the terrain means that flat or gently sloping areas suitable for large-scale development are relatively limited and scattered throughout the region.
Optimal Areas for Large-Scale Solar Development
The most promising locations for extensive solar photovoltaic installations would be found on the broader plateau areas and gentle south-facing slopes that offer relatively stable terrain with minimal gradient. These areas typically occur on the higher elevation ridgetops and wider valley floors where the topography levels out sufficiently to accommodate large arrays without excessive grading or terracing requirements.
Agricultural areas currently used for cattle grazing or crop production present the best opportunities, as these lands have already been cleared and leveled to some degree. The rolling pasturelands found throughout the region, particularly those on elevated plateaus, would provide adequate space for solar installations while maintaining reasonable access for construction and maintenance vehicles.
Areas to the east and southeast of Anita Garibaldi, where the terrain becomes somewhat less rugged and the valleys broaden, would be particularly well-suited for solar development. These locations benefit from reduced tree cover and more open landscapes, while still maintaining the elevation advantages of the highland region. The existing road network in these areas would also facilitate the transportation of equipment and materials needed for large-scale installations.
Valley floors along the major drainage systems could also accommodate solar farms, provided they are not prone to flooding or excessive moisture accumulation. However, careful site selection would be essential to avoid areas where morning fog and mist tend to linger, as these conditions could impact the performance of photovoltaic systems during certain periods of 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!
Citation Guide
Article Details for Citation
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Saturday 5th of July 2025
Last Updated: Wednesday 6th of August 2025
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.
