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Flag of MexicoSolar PV Analysis of Ahualulco De Mercado, Mexico

Graph of hourly avg kWh electricity output per kW of Solar PV installed in Ahualulco De Mercado, Mexico (by season)

Ahualulco de Mercado, Mexico represents a very good location for year-round solar energy generation. Located in the tropics at coordinates 20.5384°N, -104.0105°W, this area benefits from consistent sunlight throughout most of the year, with seasons characterized more by wet and dry periods rather than the temperature variations seen in temperate climates.

Solar Energy Production Potential

The solar energy output data shows strong performance across all seasons, with some notable variations. Spring emerges as the peak season for solar generation, producing an impressive 8.29 kWh per day per kW of installed solar capacity. Summer follows with solid production at 6.18 kWh/day per kW, while winter maintains good output at 5.94 kWh/day per kW. Autumn shows the lowest production at 5.68 kWh/day per kW, though this still represents respectable energy generation. For optimal year-round performance, solar panels at this location should be installed at a fixed tilt angle of 19 degrees facing south. This angle has been calculated to maximize total annual solar output by accounting for the sun's varying position throughout the year and weighting the optimal daily angles by actual solar irradiance potential.

Environmental and Weather Challenges

Several local factors could potentially impact solar energy production in Ahualulco de Mercado and require careful consideration during installation planning. The tropical wet and dry seasonal pattern means the area experiences significant rainfall during certain months. Heavy rains can reduce solar output temporarily, while accumulated dust, pollen, and debris during dry periods can create a film on solar panels that diminishes their efficiency. The combination of high humidity and occasional dust storms common in this region of Mexico can be particularly problematic for maintaining clean panel surfaces. Tropical locations are also susceptible to severe weather events, including intense thunderstorms with high winds and potential hail. These weather patterns can pose risks to solar installations if not properly designed and secured.

Preventative Measures and Installation Recommendations

Several strategies can help maximize solar energy production despite these environmental challenges:
  • Install panels with adequate drainage and spacing to prevent water accumulation and allow proper air circulation for cooling
  • Use high-quality mounting systems rated for high wind loads to withstand severe weather
  • Implement regular cleaning schedules, particularly during dry seasons when dust accumulation is highest
  • Consider anti-soiling coatings on panels to reduce debris adhesion and make cleaning more effective
  • Ensure proper grounding and surge protection systems to handle electrical storms common in tropical regions
The consistent solar resource throughout the year, with spring being particularly productive, makes this location well-suited for solar energy projects. With proper installation techniques and maintenance protocols addressing the local environmental factors, solar installations in Ahualulco de Mercado can achieve excellent long-term performance and energy production.

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

Link: Solar PV potential in Mexico by location

Solar output per kW of installed solar PV by season in Ahualulco De Mercado

Seasonal solar PV output for Latitude: 20.5384, Longitude: -104.0105 (Ahualulco De Mercado, Mexico), 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 6.18kWh/day in Summer.
Autumn
Average 5.68kWh/day in Autumn.
Winter
Average 5.94kWh/day in Winter.
Spring
Average 8.29kWh/day in Spring.

 

Ideally tilt fixed solar panels 19° South in Ahualulco De Mercado, Mexico

To maximize your solar PV system's energy output in Ahualulco De Mercado, Mexico (Lat/Long 20.5384, -104.0105) throughout the year, you should tilt your panels at an angle of 19° 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.

The sun
At Latitude: 20.5384, Longitude: -104.0105, the ideal angle to tilt panels is 19° South

Seasonally adjusted solar panel tilt angles for Ahualulco De Mercado, Mexico

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 Ahualulco De Mercado, Mexico. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 19° South tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
5° South in Summer 27° South in Autumn 36° South in Winter 14° South in Spring

Assuming you can modify the tilt angle of your solar PV panels throughout the year, you can optimize your solar generation in Ahualulco De Mercado, Mexico as follows: In Summer, set the angle of your panels to 5° facing South. In Autumn, tilt panels to 27° facing South for maximum generation. During Winter, adjust your solar panels to a 36° angle towards the South for optimal energy production. Lastly, in Spring, position your panels at a 14° angle facing South to capture the most solar energy in Ahualulco De Mercado, Mexico.

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 Ahualulco De Mercado, Mexico

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 Ahualulco De Mercado, Mexico.

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 Ahualulco De Mercado, Mexico

Topographical Features of Ahualulco de Mercado

Ahualulco de Mercado sits in a distinctive highland region of Jalisco, Mexico, positioned at an elevation of approximately 1,400 meters above sea level. The municipality occupies a transitional zone between the volcanic highlands of the Trans-Mexican Volcanic Belt and the descending terrain toward the Pacific coastal plains. This location places it within a complex topographical landscape characterized by rolling hills, volcanic formations, and intermontane valleys. The terrain around Ahualulco de Mercado exhibits moderate to steep slopes in many areas, with the landscape shaped significantly by ancient volcanic activity. The region features numerous small hills and ridges that create an undulating pattern across the countryside. These elevated areas are interspersed with valleys and depressions that provide some flatter terrain, though truly level ground is relatively limited in the immediate vicinity. The municipality lies within the broader Ameca River basin, though the local topography creates a series of smaller watersheds and drainage patterns. The volcanic soils and underlying geology contribute to generally good drainage characteristics, with seasonal water flow patterns following the natural contours of the land.

Optimal Areas for Large-Scale Solar Development

The most suitable locations for large-scale solar photovoltaic installations around Ahualulco de Mercado would be found in the broader valley areas and gentler slopes that extend toward the northwest and southwest of the town center. These areas offer the best combination of relatively flat terrain and adequate space for utility-scale solar farms. The valley floors and lower-gradient hillsides provide the most practical development opportunities, as they require minimal grading and earthwork compared to the steeper volcanic slopes that characterize much of the immediate area. These locations also tend to have better access to existing road networks and electrical infrastructure, which are crucial considerations for large solar installations. Areas with southern and southwestern exposures on gentle slopes can be particularly advantageous, as they maximize solar collection potential while maintaining manageable construction and maintenance conditions. The elevated position of the region provides excellent atmospheric clarity and reduced atmospheric interference compared to lower-altitude locations. The agricultural valleys surrounding the municipality, where farming activities have already created relatively level or gently sloping terrain, represent some of the most promising sites for solar development. These areas typically have established access routes and may offer opportunities for agrivoltaic applications that combine solar generation with continued agricultural use. When considering large-scale solar development in this region, developers would need to account for the seasonal weather patterns, drainage requirements, and the volcanic soil composition, all of which influence foundation design and installation methods. The highland location provides advantages in terms of cooler operating temperatures for solar panels, which can improve efficiency compared to installations at lower elevations with higher ambient temperatures.

Mexico solar PV Stats as a country

Mexico ranks 18th in the world for cumulative solar PV capacity, with 7,040 total MW's of solar PV installed. This means that 3.20% of Mexico's total energy as a country comes from solar PV (that's 28th in the world). Each year Mexico is generating 55 Watts from solar PV per capita (Mexico ranks 50th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Mexico?

Yes, there are several incentives for businesses wanting to install solar energy in Mexico. The Mexican government offers a range of financial incentives and tax breaks for businesses that invest in renewable energy projects. These include grants, loans, and subsidies for the purchase of equipment and installation costs. Additionally, businesses can benefit from net metering programs which allow them to sell excess electricity back to the grid at a premium rate. Finally, businesses may also be eligible for additional benefits such as reduced import duties on solar equipment or accelerated depreciation allowances on investments in renewable energy projects.

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

Citation Guide

Article Details for Citation

Article: Solar PV Analysis of Ahualulco De Mercado, Mexico
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Tuesday 22nd of July 2025
Last Updated: Thursday 7th 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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