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

Solar Energy Potential in Ayodhya, Uttar Pradesh, India

Ayodhya, Uttar Pradesh, India, located at 26.7966° N, 82.2014° E in the Northern Sub Tropics, offers promising conditions for solar energy generation throughout the year. The seasonal electricity output varies significantly, with the highest production occurring during spring months.

Seasonal Solar Production

The solar energy generation potential in Ayodhya fluctuates across seasons:
  • Spring: 6.26 kWh/day per kW installed - exceptional production
  • Summer: 4.64 kWh/day per kW installed - good production
  • Autumn: 4.51 kWh/day per kW installed - moderate production
  • Winter: 3.38 kWh/day per kW installed - lowest production
Spring clearly stands out as the optimal season for solar energy generation in Ayodhya, Uttar Pradesh, producing nearly twice the electricity compared to winter months. This makes March through May particularly valuable for solar energy harvesting.

Optimal Panel Installation

For fixed solar panel installations in Ayodhya, Uttar Pradesh, the ideal tilt angle to maximize year-round energy production is 25 degrees facing South. This carefully calculated angle optimizes the capture of solar radiation throughout the year, accounting for the Earth's elliptical orbit and Ayodhya's specific latitude.

Environmental Challenges

Several environmental factors can impact solar production in Ayodhya: The region experiences significant monsoon rainfall (typically June to September), which can temporarily reduce solar efficiency through cloud cover. Additionally, dust accumulation is a notable concern in this North Indian location, particularly during the dry seasons when agricultural activities and natural dust can coat panel surfaces.

Preventative Measures

To maximize solar energy production in Ayodhya, Uttar Pradesh, several preventative measures are recommended: Installing automated cleaning systems or implementing regular manual cleaning schedules can significantly mitigate dust accumulation issues. For areas prone to seasonal flooding, elevated mounting structures are advisable to protect equipment during monsoon seasons. Temperature-related efficiency losses during hot summer days can be reduced by ensuring adequate airflow beneath panels through proper spacing in the mounting system. Finally, installing high-quality inverters with good performance in variable light conditions can help maximize energy harvest during cloudy monsoon periods.

Note: The Northern Sub Tropics extend from 23.5° latitude North up to 35° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 422 locations across India. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in India by location

Solar output per kW of installed solar PV by season in Ayodhya

Seasonal solar PV output for Latitude: 26.7966, Longitude: 82.2014 (Ayodhya, India), 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 4.64kWh/day in Summer.
Autumn
Average 4.51kWh/day in Autumn.
Winter
Average 3.38kWh/day in Winter.
Spring
Average 6.26kWh/day in Spring.

 

Ideally tilt fixed solar panels 25° South in Ayodhya, India

To maximize your solar PV system's energy output in Ayodhya, India (Lat/Long 26.7966, 82.2014) throughout the year, you should tilt your panels at an angle of 25° 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: 26.7966, Longitude: 82.2014, the ideal angle to tilt panels is 25° South

Seasonally adjusted solar panel tilt angles for Ayodhya, India

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 Ayodhya, India. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 25° South tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
11° South in Summer 32° South in Autumn 41° South in Winter 21° 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 Ayodhya, India as follows: In Summer, set the angle of your panels to 11° facing South. In Autumn, tilt panels to 32° facing South for maximum generation. During Winter, adjust your solar panels to a 41° angle towards the South for optimal energy production. Lastly, in Spring, position your panels at a 21° angle facing South to capture the most solar energy in Ayodhya, India.

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 Ayodhya, India

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 Ayodhya, India.

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 Ayodhya, India

Ayodhya sits in a distinctive topographical setting in the northern Indian state of Uttar Pradesh, positioned along the right bank of the Sarayu River (also called Ghaghara). The landscape around Ayodhya is predominantly characterized by the fertile Indo-Gangetic plain, featuring relatively flat terrain with gentle undulations. This ancient city occupies land that gradually slopes toward the Sarayu River, creating natural terraces in some areas. The surrounding region presents a classic alluvial plain topography, formed over millennia by sediment deposits from the Himalayan river systems. The elevation of Ayodhya remains fairly consistent at approximately 93 meters (305 feet) above sea level, with minimal variation across the immediate vicinity. This flat landscape extends for considerable distances in all directions, particularly to the south and west.

Riverine Features

The Sarayu River forms the most significant topographical feature in the immediate landscape. This major tributary of the Ganges creates a natural boundary along the northern edge of Ayodhya. The river has influenced the local topography through periodic flooding and channel migrations, creating fertile floodplains and occasional oxbow lakes in the surrounding areas. Several smaller tributaries and drainage channels intersect the landscape around Ayodhya, creating minor depressions and subtle elevation changes. During monsoon seasons, these waterways can expand significantly, temporarily altering the accessible landscape.

Soil Composition

The soils around Ayodhya are predominantly alluvial, with varying compositions of sand, silt, and clay. These soils generally offer good stability for construction and infrastructure development, including potential solar installations. The alluvial nature of the terrain means that soil quality is generally fertile, supporting the agricultural activities that dominate land use in the region.

Vegetation and Land Use

The natural vegetation around Ayodhya has been significantly modified by centuries of human habitation and agriculture. The landscape is now dominated by agricultural fields, with patches of mango orchards and scattered trees. Some riverine forests and scrub vegetation exist along the Sarayu River's banks, but extensive natural forests are absent in the immediate vicinity.

Optimal Areas for Solar PV Development

For large-scale solar photovoltaic (PV) development, the areas south and southwest of Ayodhya present the most favorable conditions. These regions offer several advantages: The terrain south of Ayodhya features extensive flat plains with minimal slope, reducing the need for land grading and preparation. These areas experience minimal shadowing effects from topographical features, allowing for optimal solar panel placement and configuration. Agricultural lands approximately 10-15 kilometers south and southwest of the city center provide substantial contiguous spaces that could potentially be repurposed or used in agrivoltaic systems (combining agriculture with solar power generation). These areas generally have good road connectivity for construction access and power transmission. The regions west of Ayodhya toward Faizabad (now officially part of Ayodhya city) also offer suitable flat terrain for solar development, though with somewhat higher population density that might complicate land acquisition.

Topographical Constraints

Despite the generally favorable conditions, some topographical constraints exist for solar development around Ayodhya. The floodplains immediately adjacent to the Sarayu River should be avoided due to periodic inundation risks. These areas, extending roughly 1-2 kilometers from the river's edge, experience seasonal flooding that could damage solar infrastructure. Some parts of the region, particularly northeast of the city, contain protected archaeological sites and culturally significant areas where development might face restrictions. Additionally, the densely populated urban core of Ayodhya itself is unsuitable for large-scale solar development.

Drainage Considerations

The flat terrain, while advantageous for solar panel installation, requires careful consideration of drainage patterns. During monsoon seasons, certain low-lying areas may experience water accumulation. Solar developments would need properly designed drainage systems to prevent water logging and potential damage to infrastructure. The general topographical characteristics around Ayodhya make it reasonably well-suited for solar PV development, particularly in the southern and southwestern quadrants where large, flat, well-drained areas coincide with good infrastructure access and fewer competing land uses.

India solar PV Stats as a country

India ranks 5th in the world for cumulative solar PV capacity, with 49,684 total MW's of solar PV installed. This means that 6.50% of India's total energy as a country comes from solar PV (that's 11th in the world). Each year India is generating 36 Watts from solar PV per capita (India ranks 56th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in India?

Yes, there are several incentives for businesses wanting to install solar energy in India. These include:

1. Capital Subsidy: The Ministry of New and Renewable Energy (MNRE) provides a capital subsidy of up to 30% on the cost of installing solar power systems for commercial and industrial establishments.

2. Accelerated Depreciation: Businesses can avail accelerated depreciation benefits under Section 32 of the Income Tax Act, 1961, which allows them to claim tax deductions on investments made in solar projects over a period of five years instead of claiming it all at once.

3. Net Metering: This policy allows businesses to sell excess electricity generated from their rooftop solar system back into the grid at retail rates, thus reducing their electricity bills significantly.

4. Solar Renewable Energy Certificates (SREC): Businesses can earn SRECs by generating renewable energy through their rooftop solar systems and then selling these certificates in the open market or trading platforms like IEX or PXIL at predetermined prices set by state regulatory commissions.

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

Citation Guide

Article Details for Citation

Article: Solar PV Analysis of Ayodhya, India
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Sunday 27th of April 2025
Last Updated: Friday 12th of September 2025

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