San Pedro Sula, Cortés Department, Honduras, located at 15.4967° N, -88.0338° W, presents a promising location for solar PV energy generation throughout the year. Situated in the tropics, this area benefits from consistent sunlight and experiences wet and dry seasons rather than traditional four-season cycles.

Seasonal Solar Performance

The solar energy output at this location varies slightly across the meteorological seasons. Spring yields the highest production at 6.25 kWh per day for each kW of installed solar capacity, closely followed by summer at 6.07 kWh/day. Autumn sees a slight decrease to 5.18 kWh/day, while winter experiences the lowest output at 4.76 kWh/day.

Optimal Generation Periods

The most ideal times for solar energy generation in San Pedro Sula are during spring and summer. These seasons offer longer daylight hours and typically clearer skies, allowing for maximum solar panel efficiency. However, it's worth noting that even during the less productive autumn and winter months, the output remains relatively high compared to many other global locations.

Panel Installation Considerations

For fixed panel installations in San Pedro Sula, Cortés Department, the optimal tilt angle to maximize year-round solar production is 14 degrees facing South. This angle has been calculated to account for the Earth's elliptical orbit and the location's specific latitude, ensuring the panels capture the most sunlight possible throughout the year.

Environmental and Weather Factors

While San Pedro Sula offers favorable conditions for solar energy production, there are some environmental factors to consider: 1. Rainfall: The region experiences a rainy season, typically from June to December, which could temporarily reduce solar output. 2. Cloud cover: Associated with the rainy season, increased cloud cover can impact solar panel efficiency. 3. Humidity: High humidity levels may lead to condensation on panels, potentially affecting performance.

Preventative Measures

To mitigate these factors and ensure optimal energy production, consider the following preventative measures: 1. Install panels at the recommended 14-degree tilt to promote natural cleaning during rainfall and reduce dust accumulation. 2. Use high-quality, weather-resistant solar panels designed to withstand tropical conditions. 3. Implement a regular cleaning and maintenance schedule, particularly during the dry season when dust accumulation may be higher. 4. Consider a ground-mounted system with adjustable tilt to optimize angle based on seasonal variations. By implementing these measures, solar PV systems in San Pedro Sula can maintain high efficiency and productivity throughout the year, capitalizing on the location's favorable solar conditions.

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

Link: Solar PV potential in Honduras by location

Solar output per kW of installed solar PV by season in San Pedro Sula

Seasonal solar PV output for Latitude: 15.4967, Longitude: -88.0338 (San Pedro Sula, Honduras), 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 14° South in San Pedro Sula, Honduras

To maximize your solar PV system's energy output in San Pedro Sula, Honduras (Lat/Long 15.4967, -88.0338) throughout the year, you should tilt your panels at an angle of 14° 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.

Seasonally adjusted solar panel tilt angles for San Pedro Sula, Honduras

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 San Pedro Sula, Honduras. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 14° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
0° in Summer	20° South in Autumn	31° South in Winter	9° South 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 San Pedro Sula, Honduras

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 San Pedro Sula, Honduras.

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 San Pedro Sula, Honduras

San Pedro Sula, the second-largest city in Honduras, is situated in a valley surrounded by mountains. The city itself lies on relatively flat terrain, but the landscape becomes more varied and rugged as you move away from the urban center.

To the east and southeast of San Pedro Sula, the Merendón mountain range dominates the horizon. These mountains rise steeply from the valley floor, creating a dramatic backdrop for the city. The slopes of the Merendón are covered in lush tropical vegetation, with some areas still maintaining their original forest cover.

To the north and west, the land is generally flatter, consisting of fertile plains that stretch towards the Caribbean coast. This area is part of the Sula Valley, which is known for its agricultural productivity. The valley is crisscrossed by several rivers, including the Chamelecón and Ulúa, which contribute to the region's rich soil.

For large-scale solar PV installations, the most suitable areas would likely be found in the flatter regions to the north and west of San Pedro Sula. These areas offer several advantages for solar energy production:

1. The terrain is relatively level, which makes construction and maintenance of solar panels easier and more cost-effective.
2. There is less natural shading from mountains or dense forests, allowing for maximum sun exposure throughout the day.
3. The proximity to existing infrastructure in and around San Pedro Sula could facilitate easier connection to the power grid.
4. The agricultural plains may have some areas of less productive land that could be repurposed for solar farms without significantly impacting food production.

However, it's important to note that site-specific surveys would be necessary to determine the optimal locations for solar PV installations. Factors such as local weather patterns, soil stability, and proximity to wildlife habitats would need to be carefully considered. Additionally, the potential impact on local communities and land use should be taken into account when planning any large-scale solar projects in the region.

Honduras solar PV Stats as a country

Honduras ranks 47th in the world for cumulative solar PV capacity, with 514 total MW's of solar PV installed. This means that 12.90% of Honduras's total energy as a country comes from solar PV (that's 1st in the world). Each year Honduras is generating 53 Watts from solar PV per capita (Honduras ranks 52nd in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Honduras?

Yes, there are incentives for businesses wanting to install solar energy in Honduras. The Honduran government has implemented a number of policies and programs to promote the use of renewable energy sources such as solar power. These include tax exemptions, subsidies, and other financial incentives for businesses that invest in solar energy projects. Additionally, the government has established a Renewable Energy Fund which provides grants and loans to support renewable energy projects.

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

Citation Guide

Article Details for Citation

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.