Avon, Connecticut presents a moderately favorable location for year-round solar photovoltaic energy generation, though with significant seasonal variations typical of the Northern Temperate Zone climate.
Seasonal Solar Performance
The solar energy production data reveals distinct seasonal patterns at this Connecticut location. Summer months deliver the strongest performance at 5.81 kWh per day per kW of installed capacity, making this the peak generation period. Spring follows closely behind with 5.57 kWh per day per kW, representing nearly equivalent production levels. Autumn sees a notable decline to 3.45 kWh per day per kW, while winter months present the most challenging conditions with only 2.02 kWh per day per kW of production. This winter figure represents roughly one-third of the summer output, highlighting the substantial seasonal variation homeowners and businesses should expect.Optimal Installation Configuration
For fixed panel installations in Avon, the ideal tilt angle is 36 degrees facing south to maximize total year-round energy production. This angle represents the optimal compromise across all seasons, accounting for the sun's varying elevation throughout the year and weighted by the solar irradiance potential at this specific latitude.Local Factors Affecting Solar Production
Several environmental and weather factors in Avon, Connecticut can significantly impact solar panel performance:- Snow accumulation: Winter snowfall can completely block solar panels, eliminating energy production until snow melts or is removed
- Ice formation: Freezing rain and ice storms common in Connecticut winters can coat panels and reduce light transmission
- Deciduous tree coverage: The heavily forested New England landscape means seasonal shading from nearby trees, particularly problematic during lower sun angles in fall and winter
- Frequent cloud cover: Connecticut's humid continental climate brings regular overcast conditions that reduce solar irradiance
Preventative Installation Measures
Several installation strategies can help maximize energy production despite these local challenges:- Steeper tilt angles: While 36 degrees is optimal for year-round production, slightly steeper angles (40-45 degrees) can help snow slide off more easily
- Strategic site selection: Choose locations with minimal tree shading, particularly avoiding shade from the south, southeast, and southwest directions
- Panel spacing: Adequate spacing between panel rows prevents snow buildup and allows for easier maintenance access
- Professional tree trimming: Regular pruning of nearby vegetation maintains clear solar access, especially important as trees grow over time
- Quality racking systems: Robust mounting systems designed for Connecticut's snow loads and wind conditions ensure long-term reliability
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 Avon, Connecticut
Seasonal solar PV output for Latitude: 41.8098, Longitude: -72.8307 (Avon, Connecticut, 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 36° South in Avon, Connecticut, United States
To maximize your solar PV system's energy output in Avon, Connecticut, United States (Lat/Long 41.8098, -72.8307) 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.
Seasonally adjusted solar panel tilt angles for Avon, Connecticut, 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 Avon, Connecticut, 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 |
|---|---|---|---|
| 25° South in Summer | 46° South in Autumn | 57° South in Winter | 35° 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 Avon, Connecticut, 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 Avon, Connecticut, 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 Avon, Connecticut, United States
Topographical Features of the Avon Region
The area around Avon, Connecticut sits within the Connecticut River Valley region, characterized by gently rolling hills and relatively moderate terrain variations. This location falls within the broader New England landscape, where the topography has been shaped by ancient glacial activity that left behind a mix of hills, valleys, and relatively flat areas suitable for development.
The immediate vicinity of Avon features elevations that range from approximately 200 to 800 feet above sea level, with the terrain generally sloping toward the Connecticut River to the east. The western portions of the area tend to be more elevated, part of the foothills that extend from the Litchfield Hills region. These western areas are characterized by steeper slopes and more densely forested ridgelines that would present challenges for large-scale solar installations.
Moving eastward from Avon toward the Connecticut River, the landscape becomes progressively flatter and more open. This transition zone features agricultural fields, suburban developments, and areas of mixed forest and cleared land. The Connecticut River Valley itself represents some of the flattest and most accessible terrain in the region, with fertile alluvial soils that have historically supported farming operations.
Optimal Areas for Large-Scale Solar Development
The most promising locations for substantial solar photovoltaic installations would be found in the flatter areas east and southeast of Avon, particularly in the Connecticut River Valley corridor. These areas offer several advantages including minimal slope variations, reduced tree coverage in many sections, and existing infrastructure access through major transportation routes.
Agricultural areas in nearby towns such as Windsor, East Windsor, and parts of Bloomfield present excellent opportunities for solar development. These locations feature large, relatively flat parcels with established road access and proximity to electrical transmission infrastructure. The open nature of farmland eliminates the need for extensive tree clearing, which can be both costly and environmentally sensitive.
Former industrial sites and brownfields in the greater Hartford metropolitan area also represent prime candidates for solar installations. These locations often feature flat or gently sloping terrain that has already been cleared and developed, with existing utility connections that can facilitate grid integration. The conversion of such sites to renewable energy production can provide beneficial reuse of previously developed land.
Areas to the west and northwest of Avon, while scenic, would be less suitable for large-scale solar projects due to their steeper terrain, heavier forest coverage, and potential conflicts with residential development patterns. The rolling hills and wooded character of these western areas create shading issues and access challenges that would significantly impact the feasibility and efficiency of major 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
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Sunday 10th of August 2025
Last Updated: Monday 11th 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.




