Farmville, Virginia, located in the Northern Temperate Zone at coordinates 37.3031, -78.409, presents a moderately favorable location for year-round solar energy generation, though with significant seasonal variations that potential solar installers should carefully consider.

Seasonal Solar Production Patterns

The location experiences typical temperate zone solar patterns with strong summer performance and reduced winter output. Summer months deliver the highest energy production at 6.66 kWh per day per kW of installed solar capacity, making this the peak season for solar generation. Spring follows as the second-best performing season with 5.84 kWh per day per kW, offering excellent solar conditions as daylight hours increase and weather conditions improve. Autumn production drops to 4.17 kWh per day per kW as the sun angle decreases and weather patterns shift. Winter presents the most challenging conditions with only 2.59 kWh per day per kW, representing less than 40% of summer production levels. For optimal year-round performance at this location, fixed solar panels should be installed at a 32-degree tilt facing south. This angle maximizes total annual energy production by balancing the sun's changing elevation throughout the year.

Environmental and Weather Factors

Several local factors in the Farmville area can impact solar energy production and should be addressed during installation planning. **Humidity and Moisture**: Virginia's humid subtropical climate can lead to increased dust and pollen accumulation on solar panels, particularly during spring months when pollen counts are high. Regular cleaning schedules and anti-soiling coatings can help maintain panel efficiency. **Seasonal Weather Patterns**: The region experiences occasional severe thunderstorms, ice storms, and snow events that can temporarily reduce production or damage equipment. Installing panels with proper wind load ratings and ensuring adequate structural support helps protect against storm damage. **Tree Coverage and Shading**: The heavily forested nature of central Virginia means many properties have significant tree coverage that can create shading issues. Careful site assessment and potential tree trimming or removal may be necessary to prevent shading during peak sun hours.

Installation Recommendations

To maximize energy production at this location, several preventative measures should be considered:

• Install panels with steep enough angles to promote natural cleaning from rainfall
• Use high-quality mounting systems rated for regional wind and snow loads
• Implement micro-inverters or power optimizers to minimize impact from partial shading
• Plan for regular maintenance and cleaning, especially during high-pollen seasons
• Consider battery storage systems to capture excess summer production for use during lower-production winter months

The significant seasonal variation means that while Farmville offers good solar potential overall, energy storage or grid-tie arrangements become particularly important for maintaining consistent year-round energy supply. The location's moderate latitude provides a reasonable balance between summer peaks and winter minimums compared to more northern locations.

Note: The Northern Temperate Zone extends from 35° latitude North up to 66.5° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 4253 locations across the United States. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in the United States by location

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

Seasonal solar PV output for Latitude: 37.3031, Longitude: -78.409 (Farmville, United States), 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 32° South in Farmville, United States

To maximize your solar PV system's energy output in Farmville, United States (Lat/Long 37.3031, -78.409) throughout the year, you should tilt your panels at an angle of 32° 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 Farmville, United States

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 Farmville, United States. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 32° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
21° South in Summer	42° South in Autumn	53° South in Winter	30° 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 Farmville, United States

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 Farmville, United States.

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 Farmville, United States

Topography Around Farmville, Virginia

Farmville sits in the heart of south-central Virginia within the Piedmont region, characterized by gently rolling hills and relatively modest elevation changes. The landscape around this area represents a transition zone between the flatter Coastal Plain to the east and the more mountainous terrain of the Blue Ridge to the west. The topography consists primarily of undulating terrain with elevations ranging from approximately 300 to 600 feet above sea level, creating a series of low ridges and shallow valleys that drain toward the Appomattox River system.

The immediate vicinity of Farmville features predominantly agricultural land interspersed with patches of mixed hardwood and pine forests typical of the Virginia Piedmont. The terrain slopes are generally moderate, rarely exceeding 15-20 degrees, which makes much of the surrounding countryside accessible for development and agricultural use. Small creeks and tributaries have carved gentle valleys through the landscape over millennia, creating a network of drainage patterns that flow generally eastward toward the Chesapeake Bay watershed.

Optimal Areas for Large-Scale Solar Development

The rolling farmland south and southwest of Farmville presents some of the most promising opportunities for large-scale solar photovoltaic installations in the region. These areas offer extensive open agricultural fields with minimal tree coverage and relatively gentle slopes that would require minimal grading for solar panel installation. The predominantly south-facing slopes in this direction provide excellent solar exposure throughout the day while maintaining accessibility for construction and maintenance equipment.

Agricultural areas to the east and southeast of Farmville also show strong potential for solar development, particularly where existing farmland has been cleared and maintained as open space. These locations benefit from the gradually flattening terrain as the Piedmont transitions toward the Coastal Plain, reducing potential shading issues and simplifying installation logistics. The existing agricultural road network in these areas would facilitate access for construction crews and ongoing maintenance operations.

The higher elevation areas northwest of Farmville, while offering good solar exposure, present more challenges due to increased forest coverage and steeper terrain. However, previously cleared hilltops and ridge lines in this direction could serve as excellent sites for solar installations, provided that access roads can be established and environmental considerations are properly addressed. These elevated positions would minimize shading from surrounding vegetation while taking advantage of the natural topographic features.

Areas immediately adjacent to existing electrical transmission infrastructure would be particularly valuable for large-scale solar development, as they would reduce the costs and complexity of connecting new installations to the power grid. The relatively flat to gently rolling terrain throughout much of the agricultural land surrounding Farmville makes it well-suited for the installation and maintenance of extensive solar arrays while preserving the rural character of the region.

United States solar PV Stats as a country

United States ranks 2nd in the world for cumulative solar PV capacity, with 95,209 total MW's of solar PV installed. This means that 3.40% of United States's total energy as a country comes from solar PV (that's 26th in the world). Each year United States is generating 289 Watts from solar PV per capita (United States ranks 15th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in United States?

Yes, there are several incentives for businesses wanting to install solar energy in the United States. These include federal tax credits, state and local rebates, net metering policies, and renewable energy certificates (RECs). Additionally, many states have enacted legislation that requires utilities to purchase a certain amount of electricity from renewable sources such as solar.

Do you have more up to date information than this on incentives towards solar PV projects in United States? 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.