Millville, New Jersey, located in the Northern Temperate Zone of the United States, has varying potential for solar power generation throughout the year. In simple terms, this means that how much electricity you can create from solar panels changes based on the season.
In summer and spring, we see a higher output of electricity - 6.47 kilowatt-hours (kWh) per day in summer and 5.62 kWh/day in spring for every kilowatt (kW) of installed solar power capacity. These are good numbers and indicate that these seasons are ideal times to generate solar energy at this location because there's plenty of sunlight.
On the other hand, autumn and winter have lower outputs - 3.79 kWh/day in autumn and just 2.32 kWh/day in winter per kW of installed capacity. This is because during these months there are fewer hours of daylight and often more cloud cover which reduces how much sun reaches your panels.
For optimal performance throughout the entire year at this location, it's recommended to tilt your fixed panel installation towards south by about 34 degrees angle from horizontal ground level to capture as much sunlight as possible.
Certain local factors could potentially affect solar production here too though; Millville experiences some snowfall during winter months which may cover up your panels reducing their efficiency temporarily until cleared off again; additionally if not properly maintained dust or leaves might accumulate over time on them causing similar issues but less severe typically than snow would do so regular cleaning should help prevent such problems happening too frequently or becoming too serious when they do occur occasionally anyway due its generally moderate climate overall compared with many other places around world where people also use solar power successfully despite facing far greater challenges sometimes even than those mentioned above already here today regarding Millville specifically indeed!
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 Millville
Seasonal solar PV output for Latitude: 39.3667, Longitude: -75.0308 (Millville, 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 34° South in Millville, United States
To maximize your solar PV system's energy output in Millville, United States (Lat/Long 39.3667, -75.0308) throughout the year, you should tilt your panels at an angle of 34° 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 Millville, 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 Millville, United States. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 34° South tilt angle throughout the year.
| Overall Best Summer Angle | Overall Best Autumn Angle | Overall Best Winter Angle | Overall Best Spring Angle |
|---|---|---|---|
| 23° South in Summer | 44° South in Autumn | 54° South in Winter | 32° 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 Millville, 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 Millville, 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 Millville, United States
Millville is located in the state of New Jersey, United States. The topography around Millville is generally flat with low-lying areas and consists of coastal plains. It is not mountainous or hilly, but there are several small bodies of water such as rivers and lakes nearby. The land mainly comprises forests, farmlands, residential areas, and some industrial zones.
Given this topography, large-scale solar PV projects could be best suited to the following types of locations:
1. Farmlands: These usually have wide open spaces that get plenty of sun exposure which makes them ideal for setting up solar farms.
2. Industrial Zones: Large rooftops on warehouses or factories can also offer ample space for installing solar panels without needing any additional land.
3. Brownfield Sites: These are abandoned or underused industrial sites that can be repurposed for renewable energy generation like solar power plants.
4. Landfills: Old landfill sites that cannot be used for much else could potentially host a solar farm.
Before deciding on a location though, it would be important to conduct a detailed study considering factors such as the amount of sun exposure throughout the year (solar irradiance), local regulations regarding renewable energy installations, potential environmental impact and costs associated with installation and maintenance.
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: Wednesday 20th of March 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.




