Solar Energy Potential in Holbrook, New York
Holbrook, New York, located in the Northern Temperate Zone, offers a moderate potential for solar energy generation throughout the year. The location's seasonal variations in solar output provide both opportunities and challenges for those considering solar PV installations. Summer presents the most favorable conditions for solar energy production in Holbrook, with an average daily output of 6.13 kWh per kW of installed solar capacity. This peak performance coincides with longer daylight hours and generally clearer skies, making it an ideal time for solar energy generation. Spring follows closely behind summer in terms of solar potential, yielding an average of 5.65 kWh per day per kW installed. This season offers a good balance of increasing daylight and moderate temperatures, contributing to efficient solar panel operation.Seasonal Challenges
Autumn sees a significant drop in solar output, with an average of 3.63 kWh per day per kW installed. This decrease is due to shorter days and potentially more overcast conditions as the year progresses towards winter. Winter presents the greatest challenge for solar energy production in Holbrook, with output dropping to an average of 2.14 kWh per day per kW installed. The combination of shorter days, lower sun angles, and increased likelihood of snow or cloud cover contributes to this reduced performance.Optimizing Solar Panel Installation
To maximize year-round solar energy production in Holbrook, it's recommended to install fixed solar panels at a tilt angle of 35 degrees facing South. This angle is calculated to optimize the panels' exposure to sunlight throughout the year, taking into account the location's latitude and seasonal sun angles.Environmental Considerations
While Holbrook doesn't face extreme environmental challenges, there are some factors that could impact solar production: 1. Snow accumulation in winter can temporarily reduce panel efficiency. 2. Occasional severe weather events, such as hurricanes or nor'easters, may pose risks to solar installations. To mitigate these issues, consider the following preventative measures:- Install panels at the recommended 35-degree angle to promote snow sliding off
- Use durable mounting systems designed to withstand high winds
- Implement a regular cleaning and maintenance schedule to ensure optimal 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 Holbrook
Seasonal solar PV output for Latitude: 40.8123, Longitude: -73.0784 (Holbrook, 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 Holbrook, United States
To maximize your solar PV system's energy output in Holbrook, United States (Lat/Long 40.8123, -73.0784) 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 Holbrook, 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 Holbrook, 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 Holbrook, 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 Holbrook, 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 Holbrook, United States
The topography around Holbrook, United States, located at latitude 40.8123 and longitude -73.0784, is characterized by gently rolling terrain typical of Long Island's central region. This area, known as the Pine Barrens, features a mix of flat to slightly undulating landscapes with modest elevation changes. The terrain is predominantly composed of sandy soils and glacial deposits, remnants of the last ice age. Holbrook and its surrounding areas are part of Suffolk County, situated in the middle of Long Island. The landscape is a blend of suburban development and natural features, including scattered woodlands, small ponds, and open fields. The elevation in this region generally ranges from near sea level to about 100 feet above sea level, with subtle variations across the terrain. To the north of Holbrook, the land gradually rises towards the hilly North Shore of Long Island, while to the south, it slopes gently towards the flatter South Shore and the Atlantic Ocean. The area is dotted with numerous small streams and wetlands, contributing to its diverse ecosystem.
Potential for Large-Scale Solar PV
When considering areas nearby that would be most suited to large-scale solar PV installations, several factors come into play. The relatively flat terrain in and around Holbrook provides favorable conditions for solar farm development. However, the suburban nature of the area and the presence of protected forests in the Pine Barrens may limit available space for extensive installations. The most suitable areas for large-scale solar PV near Holbrook would likely be found in open, undeveloped spaces to the east and southeast. These areas, particularly those closer to the center of Long Island, tend to have more expansive tracts of land that could potentially accommodate solar farms. Former agricultural lands or brownfield sites in Suffolk County might also present opportunities for solar development. It's important to note that while the topography is generally conducive to solar installations, other factors such as local zoning regulations, environmental considerations, and grid connectivity would need to be carefully evaluated. Additionally, the proximity to residential areas and the desire to preserve natural habitats may influence the feasibility and scale of potential solar projects in 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!
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Article Details for Citation
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Sunday 13th of April 2025
Last Updated: Friday 1st of August 2025
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Compare this location to others worldwide for solar PV potential
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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.
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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.




