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Flag of United StatesSolar PV Analysis of Tully, United States

Graph of hourly avg kWh electricity output per kW of Solar PV installed in Tully, United States (by season)

Solar Energy Potential in Tully, New York

Tully, New York, located in the Northern Temperate Zone, presents a varied landscape for solar energy production throughout the year. The location's potential for generating electricity via solar photovoltaic (PV) panels fluctuates significantly with the changing seasons. Summer stands out as the most productive period, with an impressive average daily output of 5.94 kWh per kW of installed solar capacity. This high yield is due to longer daylight hours and the sun's higher position in the sky. Spring follows closely behind, generating an average of 5.02 kWh per day, making it the second-best season for solar energy production in Tully.

Seasonal Variations

Autumn sees a noticeable decrease in solar output, with an average daily production of 2.96 kWh per kW. This decline is attributed to shorter days and the sun's lower angle in the sky. Winter presents the greatest challenge for solar energy generation in Tully, with a substantially reduced output of just 1.64 kWh per day on average. The combination of shorter daylight hours, lower sun angle, and potential snow cover contributes to this significant drop in production.

Optimizing Solar Panel Installation

To maximize year-round solar energy production in Tully, it's crucial to install panels at the optimal angle. For fixed panel installations, the ideal tilt angle is 36 degrees facing south. This angle is calculated to capture the most sunlight throughout the year, considering the location's latitude and seasonal variations in sun position.

Environmental and Weather Considerations

Tully's location in upstate New York means it experiences significant snowfall during winter months. This can be a major impediment to solar production, as snow accumulation on panels can drastically reduce or completely block sunlight. To mitigate this issue, several preventative measures can be taken: 1. Install panels at a steeper angle to encourage snow sliding off. 2. Use snow-shedding coatings on panel surfaces. 3. Implement a regular snow removal maintenance plan. Additionally, Tully experiences a fair amount of cloudy days throughout the year, which can reduce solar output. While this can't be prevented, using high-efficiency panels and incorporating energy storage solutions can help maximize the utility of the solar installation during periods of lower production. In conclusion, while Tully, New York, presents some challenges for year-round solar energy production, particularly in winter, the location still offers substantial potential, especially during summer and spring months. With proper installation techniques and maintenance practices, a solar PV system in Tully can provide significant energy output throughout the year.

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 Tully

Seasonal solar PV output for Latitude: 42.7981, Longitude: -76.1094 (Tully, 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:

Summer
Average 5.94kWh/day in Summer.
Autumn
Average 2.96kWh/day in Autumn.
Winter
Average 1.64kWh/day in Winter.
Spring
Average 5.02kWh/day in Spring.

 

Ideally tilt fixed solar panels 36° South in Tully, United States

To maximize your solar PV system's energy output in Tully, United States (Lat/Long 42.7981, -76.1094) throughout the year, you should tilt your panels at an angle of 36° 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.

The sun
At Latitude: 42.7981, Longitude: -76.1094, the ideal angle to tilt panels is 36° South

Seasonally adjusted solar panel tilt angles for Tully, 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 Tully, United States. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 36° South tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
26° South in Summer 47° South in Autumn 57° South in Winter 35° South in Spring

Assuming you can modify the tilt angle of your solar PV panels throughout the year, you can optimize your solar generation in Tully, United States as follows: In Summer, set the angle of your panels to 26° facing South. In Autumn, tilt panels to 47° facing South for maximum generation. During Winter, adjust your solar panels to a 57° angle towards the South for optimal energy production. Lastly, in Spring, position your panels at a 35° angle facing South to capture the most solar energy in Tully, United States.

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 Tully, 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 Tully, 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.






Please enter information above to calculate panel spacing.

Topography for solar PV around Tully, United States

The area around Tully, located in central New York State, features a diverse and picturesque topography characteristic of the Finger Lakes region. Situated in a valley between rolling hills, Tully is surrounded by a mix of gentle slopes, steeper hillsides, and flat lowlands. To the west of Tully, the landscape gradually rises into the eastern edge of the Allegheny Plateau, with elevations increasing and terrain becoming more rugged. This area is marked by forested hills and deep, narrow valleys carved by glacial activity thousands of years ago. East of Tully, the topography becomes slightly less dramatic, with more open areas and gentler slopes. This region transitions into the Onondaga Valley, which extends northward towards Syracuse. The valley floor is relatively flat, dotted with small streams and wetlands.

Potential for Large-Scale Solar PV

When considering areas nearby that would be most suited to large-scale solar photovoltaic (PV) installations, several factors come into play. The ideal locations would have ample open space, relatively flat terrain, and good sun exposure throughout the day. The most promising areas for solar PV development would likely be found in the more open, gently sloping farmlands to the east and southeast of Tully. These areas offer larger tracts of land with fewer obstructions to sunlight, making them potentially suitable for solar arrays. Some of the flatter portions of the Onondaga Valley north of Tully could also be considered for solar installations, particularly in areas that are not prime agricultural land or ecologically sensitive. It's important to note that while the hilly terrain to the west of Tully may receive good sunlight, the steeper slopes and more fragmented land parcels make large-scale solar development more challenging in those areas. Any solar PV project would need to carefully consider local zoning regulations, environmental impacts, and the interests of the community. The region's variable weather patterns, including significant snowfall in winter, would also need to be factored into the design and placement of solar installations.

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

Article: Solar PV Analysis of Tully, United States
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Tuesday 18th of February 2025
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.

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