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Graph of hourly avg kWh electricity output per kW of Solar PV installed in Almirante Brown, Argentina (by season)

Solar Energy Potential in Almirante Brown, Argentina

Almirante Brown, Argentina, located in the Southern Sub Tropics at latitude -34.798 and longitude -58.3843, offers varying potential for solar energy generation throughout the year. This location experiences significant seasonal fluctuations in solar electricity production. The seasonal solar output shows a clear pattern, with summer months being the most productive. During summer, each kilowatt of installed solar capacity generates approximately 7.79 kWh per day. Spring follows as the second most productive season with 6.25 kWh per day. Autumn sees a noticeable decrease to 4.51 kWh per day, while winter represents the annual low point with just 3.19 kWh per day per kilowatt installed.

Optimal Panel Installation

For fixed solar panel installations in Almirante Brown, the ideal tilt angle to maximize year-round energy production is 30 degrees facing North. This angle optimizes the capture of solar radiation throughout the year, accounting for the location's position in the Southern Hemisphere.

Environmental and Weather Considerations

Several environmental factors may impact solar production in Almirante Brown:
  • Seasonal rainfall patterns, particularly during summer thunderstorms, can temporarily reduce production
  • Urban air pollution from the greater Buenos Aires metropolitan area may decrease panel efficiency
  • Occasional dust storms from western Argentina can coat panels and reduce efficiency
To mitigate these challenges, solar installations should incorporate several preventative measures. Regular cleaning systems or maintenance schedules can address dust and pollution buildup. Installing panels at the recommended 30-degree tilt not only optimizes production but also promotes natural cleaning during rainfall. Additionally, quality inverters with high tolerance for production fluctuations will help manage the seasonal variations.

Best Times for Solar Generation

The most productive period for solar generation in Almirante Brown spans from mid-spring through summer (approximately October through February). During these months, longer days and more direct sunlight result in significantly higher energy production. The substantial difference between summer (7.79 kWh/day) and winter (3.19 kWh/day) production indicates that supplementary energy sources might be beneficial during winter months for systems designed to be self-sufficient year-round. Despite the winter decline, Almirante Brown's location in the Southern Sub Tropics ensures that solar remains a viable energy source throughout the year, with annual production patterns that are predictable and manageable with proper system design.

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

Link: Solar PV potential in Argentina by location

Solar output per kW of installed solar PV by season in Almirante Brown

Seasonal solar PV output for Latitude: -34.798, Longitude: -58.3843 (Almirante Brown, Argentina), 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 7.79kWh/day in Summer.
Autumn
Average 4.51kWh/day in Autumn.
Winter
Average 3.19kWh/day in Winter.
Spring
Average 6.25kWh/day in Spring.

 

Ideally tilt fixed solar panels 30° North in Almirante Brown, Argentina

To maximize your solar PV system's energy output in Almirante Brown, Argentina (Lat/Long -34.798, -58.3843) throughout the year, you should tilt your panels at an angle of 30° 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.

The sun
At Latitude: -34.798, Longitude: -58.3843, the ideal angle to tilt panels is 30° North

Seasonally adjusted solar panel tilt angles for Almirante Brown, Argentina

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 Almirante Brown, Argentina. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 30° North tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
19° North in Summer 40° North in Autumn 49° North in Winter 27° North in Spring

Assuming you can modify the tilt angle of your solar PV panels throughout the year, you can optimize your solar generation in Almirante Brown, Argentina as follows: In Summer, set the angle of your panels to 19° facing North. In Autumn, tilt panels to 40° facing North for maximum generation. During Winter, adjust your solar panels to a 49° angle towards the North for optimal energy production. Lastly, in Spring, position your panels at a 27° angle facing North to capture the most solar energy in Almirante Brown, Argentina.

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 Almirante Brown, Argentina

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 Almirante Brown, Argentina.

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 Almirante Brown, Argentina

The topography around Almirante Brown, Argentina is predominantly flat to gently undulating, characteristic of the Pampas region of Argentina. This area sits within the vast plains that extend throughout Buenos Aires Province, with minimal variation in elevation. The terrain generally ranges between 10 to 30 meters above sea level, creating a landscape with few natural obstacles or significant geographical features. Almirante Brown is situated in what geographers call the "humid pampas," a fertile lowland area with rich soils that have historically supported extensive agricultural activities. The flat nature of the terrain means that water drainage patterns are subtle, with some minor natural watercourses and artificial channels managing water flow across the region.

Surrounding Geographical Features

To the east of Almirante Brown lies the Río de la Plata estuary, while the broader metropolitan area of Buenos Aires surrounds the district. The region experiences minimal topographical variation, with no mountains or significant hills to create shadowing effects or complicate large-scale construction projects. The soil composition in the area consists primarily of loess deposits (wind-blown silt) and alluvial materials that have accumulated over millennia, creating deep and fertile soils. These soils, while excellent for agriculture, also provide relatively stable foundations for infrastructure development.

Areas Suitable for Solar PV Development

Given the relatively uniform topography of the region, several areas near Almirante Brown present favorable conditions for large-scale solar photovoltaic installations. The most suitable locations would be: The southern and southwestern peripheries of Almirante Brown offer larger tracts of open land with minimal urban development. These areas maintain the characteristic flat terrain while being sufficiently removed from the densest urban centers to allow for expansive installations. Agricultural zones transitioning away from traditional farming would be particularly suitable. The flat, unobstructed nature of these lands minimizes site preparation costs and maximizes solar exposure throughout the day. The absence of significant slopes means minimal earthwork would be required for installation. Brownfield sites from former industrial use could also be repurposed for solar development. Several such areas exist on the outskirts of the district, offering already-disturbed land with existing access to electrical infrastructure and transmission lines. The flat topography throughout the region means that solar installations would not face challenges related to uneven terrain, which can increase construction costs and complicate panel arrangement. The consistent elevation also means uniform solar exposure across large installations, optimizing energy production efficiency. Areas along existing transportation corridors might offer dual-use potential, with solar arrays positioned alongside roads or railways where land is already partially dedicated to infrastructure and might otherwise remain underutilized.

Topographical Considerations for Solar Development

While the flat terrain generally favors solar development, some minor topographical considerations remain relevant. Low-lying areas with potential for seasonal ponding or flooding should be avoided, as these could present maintenance challenges for ground-mounted systems. These areas are primarily concentrated near natural drainage features or in poorly drained depressions scattered throughout the region. The relatively consistent elevation throughout the region means that microclimate variations due to topography are minimal. This consistency offers predictable conditions across potential solar installation sites, simplifying planning and performance forecasting. The flat landscape does mean that wind exposure is relatively uniform and unobstructed. Solar installations would need appropriate structural designs to withstand the occasional strong winds that can sweep across the open pampas, though these are generally not severe enough to present major engineering challenges.

Argentina solar PV Stats as a country

Argentina ranks 43rd in the world for cumulative solar PV capacity, with 1,071 total MW's of solar PV installed. This means that 1.50% of Argentina's total energy as a country comes from solar PV (that's 35th in the world). Each year Argentina is generating 24 Watts from solar PV per capita (Argentina ranks 63rd in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Argentina?

Yes, there are several incentives for businesses wanting to install solar energy in Argentina. The government offers a range of tax credits and subsidies for businesses that invest in renewable energy projects. Additionally, the country has implemented a net metering system which allows businesses to sell excess electricity generated from their solar installations back to the grid at a premium rate. Finally, the government also provides access to low-interest loans and grants for businesses looking to invest in solar energy projects.

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

Citation Guide

Article Details for Citation

Article: Solar PV Analysis of Almirante Brown, Argentina
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Sunday 29th of June 2025
Last Updated: Saturday 2nd of August 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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