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Graph of hourly avg kWh electricity output per kW of Solar PV installed in Mokpo, South Korea (by season)

Solar Energy Potential in Mokpo, South Korea

Mokpo, located in the Northern Sub Tropics of South Korea, offers a moderately favorable environment for solar energy generation throughout the year. The city's geographical position at 34.8142° N latitude and 126.3905° E longitude provides varying levels of solar potential across different seasons. During summer and spring, Mokpo experiences peak solar energy production. The long days and abundant sunshine during these seasons result in an impressive output of 5.60 kWh per day for each kilowatt of installed solar capacity in summer, and a nearly identical 5.59 kWh/day in spring. These seasons present ideal conditions for maximizing solar energy generation. Autumn sees a noticeable decrease in solar output, with an average of 3.78 kWh/day per kW installed. This reduction is primarily due to shorter days and the sun's lower position in the sky. However, autumn still offers reasonable solar energy potential. Winter presents the most challenging period for solar energy production in Mokpo, with an average output of 2.86 kWh/day per kW installed. The shorter days, lower sun angle, and potentially overcast skies contribute to this reduced output. Despite the lower production, winter still provides a valuable contribution to the overall annual energy generation.

Optimal Panel Installation

For those considering a fixed panel installation in Mokpo, the ideal tilt angle to maximize year-round solar production is 31 degrees facing south. This angle optimizes the panels' exposure to sunlight throughout the year, balancing the varying sun positions across seasons.

Environmental Considerations

While Mokpo's climate is generally conducive to solar energy production, there are some environmental factors to consider: 1. Typhoons: Mokpo's coastal location makes it vulnerable to typhoons, which could potentially damage solar installations. 2. Air pollution: Industrial activities and yellow dust from China can sometimes reduce solar irradiance. To mitigate these risks, it's advisable to use sturdy mounting systems capable of withstanding high winds and to regularly clean the panels to maintain optimal efficiency. Additionally, incorporating a monitoring system can help quickly identify and address any performance issues caused by environmental factors. In conclusion, while Mokpo may not offer the absolute ideal conditions for solar energy production year-round, it still presents a viable opportunity for renewable energy generation, especially during the spring and summer months. With proper installation and maintenance, solar PV systems in Mokpo can contribute significantly to the local energy mix.

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

Link: Solar PV potential in South Korea by location

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

Seasonal solar PV output for Latitude: 34.8142, Longitude: 126.3905 (Mokpo, South Korea), 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 5.60kWh/day in Summer.
Autumn
Average 3.78kWh/day in Autumn.
Winter
Average 2.86kWh/day in Winter.
Spring
Average 5.59kWh/day in Spring.

 

Ideally tilt fixed solar panels 31° South in Mokpo, South Korea

To maximize your solar PV system's energy output in Mokpo, South Korea (Lat/Long 34.8142, 126.3905) throughout the year, you should tilt your panels at an angle of 31° 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: 34.8142, Longitude: 126.3905, the ideal angle to tilt panels is 31° South

Seasonally adjusted solar panel tilt angles for Mokpo, South Korea

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 Mokpo, South Korea. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 31° South tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
19° South in Summer 40° South in Autumn 50° South in Winter 28° 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 Mokpo, South Korea as follows: In Summer, set the angle of your panels to 19° facing South. In Autumn, tilt panels to 40° facing South for maximum generation. During Winter, adjust your solar panels to a 50° angle towards the South for optimal energy production. Lastly, in Spring, position your panels at a 28° angle facing South to capture the most solar energy in Mokpo, South Korea.

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 Mokpo, South Korea

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 Mokpo, South Korea.

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 Mokpo, South Korea

The topography around Mokpo, South Korea, is characterized by a diverse landscape that includes both coastal and inland features. Situated on the southwestern tip of the Korean Peninsula, Mokpo is surrounded by a combination of low-lying coastal plains, rolling hills, and small mountains. The city itself is nestled between the sea and the surrounding hills, with much of its urban area built on reclaimed land. To the west and south of Mokpo, the coastline is highly irregular, featuring numerous small islands, bays, and inlets. This creates a complex shoreline that is typical of South Korea's western coast. Moving inland from the coast, the terrain gradually rises into a series of low hills and small mountains. These elevations are generally not very high, typically ranging from 100 to 500 meters above sea level. The hills are often covered in vegetation, with a mix of forests and agricultural land.

Potential Areas for Large-Scale Solar PV

When considering areas near Mokpo that would be most suited for large-scale solar photovoltaic (PV) installations, several factors come into play. The ideal locations would have ample sunlight exposure, relatively flat terrain, and minimal environmental impact. The coastal plains to the north and northeast of Mokpo present promising opportunities for solar PV development. These areas tend to be flatter and more open, which is advantageous for solar panel installation. The lack of tall natural features means there would be less shading, allowing for maximum sunlight exposure throughout the day. Some of the gentler hillsides in the region could also be suitable for solar farms. South-facing slopes, in particular, would receive optimal sunlight. However, care would need to be taken to avoid areas with dense forests or significant agricultural value. It's worth noting that while the numerous small islands off the coast might seem appealing for solar installations, they may present logistical challenges in terms of construction and grid connection. Therefore, mainland locations are likely to be more practical for large-scale projects. Any solar PV development in the region would need to carefully consider environmental impacts, local land use regulations, and the potential for natural disasters such as typhoons, which occasionally affect this coastal area. Nonetheless, with proper planning and site selection, the diverse topography around Mokpo offers several viable options for large-scale solar energy production.

South Korea solar PV Stats as a country

South Korea ranks 8th in the world for cumulative solar PV capacity, with 18,161 total MW's of solar PV installed. This means that 3.80% of South Korea's total energy as a country comes from solar PV (that's 21st in the world). Each year South Korea is generating 350 Watts from solar PV per capita (South Korea ranks 9th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in South Korea?

Yes, there are incentives for businesses wanting to install solar energy in South Korea. The Korean government offers a variety of financial incentives and subsidies for businesses that install solar energy systems. These include tax credits, grants, loans, and other forms of support. Additionally, the government has implemented a feed-in tariff system which guarantees a fixed price for electricity generated from renewable sources such as solar power. This helps to make the installation of solar energy systems more attractive to businesses by providing them with a guaranteed return on their investment.

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

Citation Guide

Article Details for Citation

Article: Solar PV Analysis of Mokpo, South Korea
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Thursday 23rd of January 2025
Last Updated: Monday 21st of July 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.

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Calculate Your Optimal Solar Panel Tilt Angle