Solar PV Analysis of Vandalia, United States
Vandalia, Ohio is a decent location for solar energy production throughout the year, but like many places, it has its better and worse times. The amount of electricity you can generate from solar panels varies by season.
In simple terms, the most productive time for solar power in Vandalia is summer when you can expect to generate about 6.22 kilowatt-hours (kWh) of electricity per day for each kilowatt (kW) of installed solar panels. Spring also offers good production with an average output of 5.52 kWh/day per kW.
However, during autumn and winter the output drops significantly due to shorter daylight hours and less intense sunlight. In autumn you'd typically produce around 3.77 kWh/day per kW while in winter this falls further to just 2.18 kWh/day per kW.
To get the most out of your solar panels in Vandalia all year round, they should be installed at a tilt angle of 35 degrees facing southwards - this position maximises exposure to sunlight over the course of a year.
As far as local conditions that could affect your solar energy production go, Ohio's weather patterns are important considerations: It’s known for having cloudy days which could limit sunlight exposure on your panels; snowfall during winter might cover them up; trees or other structures may cast shadows onto them if not properly sited; dust and pollution levels might reduce their efficiency too.
Preventative measures include regular cleaning and maintenance checks on your panels especially after heavy snowfall or storms; installing them away from tall trees or buildings that could block direct sunlight; considering technologies like tracking mounts that follow sun’s path across sky for maximum exposure (though these are more expensive); finally investing in high-quality durable panels designed to withstand harsh weather conditions will help ensure greater longevity and consistent performance.
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 Vandalia
Seasonal solar PV output for Latitude: 39.8894, Longitude: -84.1974 (Vandalia, 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 35° South in Vandalia, United States
To maximize your solar PV system's energy output in Vandalia, United States (Lat/Long 39.8894, -84.1974) throughout the year, you should tilt your panels at an angle of 35° 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 Vandalia, 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 Vandalia, United States. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 35° South tilt angle throughout the year.
| Overall Best Summer Angle | Overall Best Autumn Angle | Overall Best Winter Angle | Overall Best Spring Angle |
|---|---|---|---|
| 24° South in Summer | 44° South in Autumn | 55° South in Winter | 33° 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 Vandalia, 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 Vandalia, United States.
Our calculation method
- Solar Position:
We determine the Sun's position on the Winter solstice using the location's latitude and solar declination. - Shadow Projection:
We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle. - 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 Vandalia, United States
The topography around Vandalia, United States is generally flat to slightly rolling, with some areas of farmland and suburban development. The region is part of the Great Miami River valley in Ohio.
For large-scale solar PV installations, flat or gently sloping land is ideal. Therefore, the surrounding farmlands could be highly suitable for this purpose. It's also important to consider factors such as local climate (the amount of sunlight received), proximity to existing power infrastructure for connection to the grid, and potential environmental impacts.
In terms of specific nearby locations that might be suitable:
1) The open fields north and west of Vandalia could potentially accommodate large-scale solar farms.
2) Unused industrial lands or brownfield sites in Dayton area may also provide opportunities for solar development.
3) Farmlands along Interstate 70 corridor might also be considered given their relatively flat terrain and easy access.
However, it should be noted that any proposal would need careful planning assessment including consultation with local communities and other stakeholders.
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
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Tuesday 30th of April 2024
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.
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.
