Succasunna, New Jersey offers moderate conditions for year-round solar energy generation, though like most locations in the Northern Temperate Zone, it experiences significant seasonal variation in solar output.
Seasonal Solar Production Performance
The solar energy production at this location shows a typical pattern for the northeastern United States. Summer delivers the strongest performance at 6.02 kWh per day per installed kW, making it the peak season for solar generation. Spring follows as the second-best season with 5.44 kWh per day per kW, offering nearly as much production as summer months. Autumn sees a notable decline to 3.48 kWh per day per kW as daylight hours shorten and sun angles become less favorable. Winter presents the most challenging conditions with only 2.14 kWh per day per kW, representing roughly one-third of summer production levels. For optimal year-round energy capture, solar panels should be installed at a fixed angle of 35 degrees facing south. This angle maximizes total annual production by balancing the varying sun positions throughout the seasons.Local Factors Affecting Solar Production
Several environmental and weather factors in the Succasunna area can impact solar panel efficiency and require consideration during installation:- Snow accumulation: Winter weather can cause snow to build up on panels, blocking sunlight completely
- Tree coverage: The heavily forested nature of northern New Jersey can create shading issues
- Seasonal storms: Ice storms, heavy rain, and occasional severe weather can affect performance
- Humidity and haze: Summer humidity can reduce atmospheric clarity
Preventative Installation Measures
To maximize energy production despite these challenges, several installation strategies prove effective. Proper panel placement away from large trees and buildings prevents shading, while the recommended 35-degree tilt angle naturally helps snow slide off panels more easily. Installing panels with adequate spacing allows for air circulation, which helps maintain cooler operating temperatures and better efficiency. Quality mounting systems should be specified to withstand ice loading and high winds common to the region. Regular maintenance becomes particularly important during fall months when leaves may accumulate on panels, and having accessible panel locations makes cleaning and snow removal more practical when needed. Overall, while Succasunna faces typical northeastern challenges for solar production, proper system design and installation can help ensure reliable energy generation throughout the year, with peak performance during the favorable spring and summer seasons.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 Succasunna
Seasonal solar PV output for Latitude: 40.8701, Longitude: -74.6566 (Succasunna, 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 Succasunna, United States
To maximize your solar PV system's energy output in Succasunna, United States (Lat/Long 40.8701, -74.6566) 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 Succasunna, 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 Succasunna, 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 | 45° South in Autumn | 56° South in Winter | 34° 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 Succasunna, 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 Succasunna, 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 Succasunna, United States
Topographical Features of Succasunna
Succasunna sits within the rolling hills and valleys characteristic of north-central New Jersey's Highlands region. The terrain around this Morris County community features moderate elevation changes, with the landscape shaped by ancient geological formations that create a mix of ridges, slopes, and relatively flat areas. The region lies within the broader New York-New Jersey Highlands, where bedrock consists primarily of Precambrian gneiss and granite that has been weathered over millions of years. The immediate area around Succasunna displays typical Appalachian foothills topography, with elevations ranging from approximately 400 to 800 feet above sea level. Small streams and tributaries flow through the valleys, creating natural drainage patterns that have influenced both the terrain and local development. The landscape includes wooded ridgelines interspersed with cleared areas that have been developed for residential and commercial use.Terrain Characteristics for Solar Development
The rolling nature of the terrain presents both opportunities and challenges for large-scale solar installations. South-facing slopes throughout the region offer naturally advantageous orientations for photovoltaic arrays, while the varied topography provides options for positioning installations to maximize exposure throughout the day. The moderate elevation changes mean that careful site selection can minimize shading issues between array sections. Areas with gentler slopes, typically found in the broader valley floors and on hilltops that have been naturally flattened through erosion, present the most practical locations for extensive solar farms. These locations require less grading and earthwork, reducing installation costs and environmental impact while providing stable foundations for mounting systems.Optimal Areas for Large-Scale Solar PV
The most suitable locations for substantial solar photovoltaic installations lie in the flatter agricultural areas and former farmland that dot the valleys between ridgelines. These areas typically feature open terrain with minimal tree coverage and relatively level ground that can accommodate large arrays without extensive site preparation. Many of these locations benefit from existing road access and proximity to electrical infrastructure. Former industrial sites and brownfields in the broader region also present excellent opportunities for solar development. These areas often feature cleared, level ground with established utility connections, making them ideal candidates for conversion to renewable energy generation. The industrial legacy of parts of Morris County has left behind several such sites that could be repurposed for clean energy production. Areas along major transportation corridors, where the terrain has been previously graded and cleared, offer additional potential for solar installations. These locations typically feature good access for construction and maintenance while often having fewer competing land uses than prime agricultural or residential areas.Geographical Considerations
The regional climate and weather patterns support year-round solar generation, with the varied topography allowing for strategic placement of installations to account for seasonal sun angles. The relatively stable geological conditions in the area provide good foundations for solar mounting systems, while the moderate terrain changes allow for natural drainage around installations. Existing transmission infrastructure throughout Morris County and the surrounding region provides multiple options for connecting large-scale solar installations to the electrical grid. The proximity to major population centers creates strong demand for the clean energy that well-positioned solar farms could provide.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 30th of July 2025
Last Updated: Friday 8th of August 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.




