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Flag of MexicoSolar PV Analysis of Chilcuautla, Mexico

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

Chilcuautla, Hidalgo, Mexico represents a very good location for year-round solar energy generation, with consistently strong solar output throughout all seasons. Located in the tropical zone, this area benefits from reliable sunlight patterns that make solar photovoltaic systems highly effective.

Solar Energy Output Performance

The solar energy production data shows excellent performance across all seasons, with daily output ranging from 5.56 to 7.45 kWh per kilowatt of installed solar capacity. Spring emerges as the peak solar generation season, producing 7.45 kWh per day per kW installed, making it the most productive time of year for solar energy harvesting. Summer follows as the second-best season with 6.23 kWh per day per kW, while winter maintains solid production at 5.69 kWh per day per kW. Autumn shows the lowest output at 5.56 kWh per day per kW, though this still represents strong solar generation potential compared to many other global locations.

Optimal Panel Installation

For maximum year-round solar energy production at Chilcuautla, Hidalgo, solar panels should be installed at a fixed tilt angle of 19 degrees facing south. This angle has been calculated to optimize total annual energy output by accounting for the sun's position throughout the year and the location's specific latitude.

Environmental and Weather Factors

Several local factors could potentially impact solar energy production at this location and require consideration during installation:
  • Dust and Particulate Matter: The semi-arid climate common in this region of Mexico can generate significant dust accumulation on solar panels, reducing their efficiency over time
  • Seasonal Rainfall Patterns: While the tropical wet season provides natural panel cleaning, the extended dry periods can lead to substantial dust buildup
  • High Temperature Effects: Intense tropical heat can reduce solar panel efficiency, as photovoltaic cells perform less effectively at very high temperatures
  • Hail Risk: Some areas of central Mexico experience occasional hailstorms during weather transitions, which could damage solar installations

Preventative Measures for Optimal Performance

To maximize solar energy production despite these environmental challenges, several preventative measures should be implemented: Regular cleaning schedules become essential, particularly during dry seasons when dust accumulation is heaviest. Installing automated cleaning systems or scheduling monthly manual cleaning can maintain peak panel efficiency. Proper ventilation spacing beneath panels helps combat high temperature effects by allowing air circulation to cool the photovoltaic cells. This spacing should be incorporated into the mounting system design. Using tempered glass panels with higher impact resistance provides protection against potential hail damage. Additionally, installing panels with slight gaps between modules allows for thermal expansion during extreme heat. Selecting solar panels specifically rated for high-temperature performance ensures better efficiency retention during the hottest periods of the year. These panels are designed to maintain higher output levels even when surface temperatures become extreme. Overall, Chilcuautla offers excellent solar energy potential throughout the year, with spring being particularly productive. While environmental factors require attention during installation and maintenance, proper planning and equipment selection can effectively address these challenges to ensure optimal long-term solar 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 Chilcuautla

Seasonal solar PV output for Latitude: 20.3296, Longitude: -99.2359 (Chilcuautla, 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 6.23kWh/day in Summer.
Autumn
Average 5.56kWh/day in Autumn.
Winter
Average 5.69kWh/day in Winter.
Spring
Average 7.45kWh/day in Spring.

 

Ideally tilt fixed solar panels 19° South in Chilcuautla, Mexico

To maximize your solar PV system's energy output in Chilcuautla, Mexico (Lat/Long 20.3296, -99.2359) 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: 20.3296, Longitude: -99.2359, the ideal angle to tilt panels is 19° South

Seasonally adjusted solar panel tilt angles for Chilcuautla, 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 Chilcuautla, 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 26° 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 Chilcuautla, Mexico as follows: In Summer, set the angle of your panels to 5° facing South. In Autumn, tilt panels to 26° 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 Chilcuautla, 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 Chilcuautla, 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 Chilcuautla, 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 Chilcuautla, Mexico

Topographical Features of Chilcuautla

Chilcuautla sits within the central Mexican highlands, positioned in the state of Hidalgo at an elevation of approximately 2,100 meters above sea level. The surrounding terrain is characterized by rolling hills and moderate slopes typical of the Trans-Mexican Volcanic Belt region. This area forms part of the broader Mexican Plateau, where ancient volcanic activity has created a landscape of undulating terrain interspersed with flatter valley floors. The immediate vicinity around Chilcuautla features a mix of gentle hillsides and relatively level agricultural areas. The topography gradually transitions from higher elevations to the northeast toward lower-lying areas to the southwest. Several small valleys and drainage channels cut through the landscape, creating natural corridors between the elevated areas. The terrain is generally well-drained due to the combination of elevation and slope gradients.

Regional Geological Context

The broader region surrounding Chilcuautla is dominated by sedimentary and volcanic rock formations that have been shaped by millions of years of geological processes. The area exhibits the characteristic features of the Mexican Highland plateau, with mesa-like formations and broad valleys that provide substantial flat to gently sloping surfaces. The underlying geology consists primarily of limestone and volcanic deposits, which contribute to the stable foundation conditions found throughout much of the region. Water features in the area include seasonal streams and small tributaries that flow toward larger drainage systems. These waterways have carved modest valleys and created natural breaks in the otherwise consistent topographical patterns. The climate and elevation combine to support semi-arid vegetation, with agricultural activities concentrated in the more level areas where soil conditions and water availability are favorable.

Optimal Areas for Large-Scale Solar Development

The most suitable locations for extensive solar photovoltaic installations would be found in the flatter valley floors and gentle slopes within a 20 to 30 kilometer radius of Chilcuautla. These areas offer the necessary combination of minimal grading requirements, good accessibility, and sufficient contiguous space for large solar arrays. The relatively stable geological conditions provide excellent foundation support for mounting systems and infrastructure. Areas to the southwest of Chilcuautla present particularly favorable conditions, where the terrain opens into broader valleys with slopes typically less than five percent. These locations would minimize construction costs while maximizing the potential for efficient panel orientation. The elevated plateau regions also offer advantages in terms of reduced atmospheric interference and consistent weather patterns. The agricultural valleys surrounding the town provide additional opportunities for solar development, particularly on land that may be less productive for farming due to soil or water limitations. The existing road networks and proximity to electrical infrastructure in these areas would facilitate both construction and grid connection requirements. The combination of suitable topography, accessibility, and infrastructure makes the region well-positioned for significant solar energy development projects.

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 Chilcuautla, Mexico
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Tuesday 12th of August 2025
Last Updated: Tuesday 12th 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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