Solar Panel Angle Guide
Solar Panel Angle in Nashville
locationPage.latitudeLineHere's the optimal solar panel tilt and orientation for maximum energy production.
Year-Round Tilt
34.6°
Summer Tilt
21.2°
Winter Tilt
51.2°
Face
South
180° azimuth
Monthly Optimal Tilts for Nashville
Jan
56.5°
Feb
47.9°
Mar
36.2°
Apr
24.4°
May
15.9°
Jun
12.7°
Jul
15.9°
Aug
24.4°
Sep
36.2°
Oct
47.9°
Nov
56.5°
Dec
59.6°
Peak Sun Hours
4.5 hrs/day
Average daily solar insolation
Annual Production (400W panel)
~657 kWh
At 34.6° tilt, facing South
Solar Panel Recommendations for Nashville
- Fixed mount: Set your panels at 34.6° tilt, facing South (180° azimuth).
- Seasonal adjustment: Tilt to 21.2° in summer and 51.2° in winter for up to 15% more annual energy.
- Monthly adjustment: Adjust tilt each month using the table above for maximum year-round production.
Music City's Solar Outlook
Nashville receives approximately 4-4.5 peak sun hours daily with a humid subtropical climate that provides a solid foundation for residential solar. The city's location at 36.2°N produces warm summers, mild winters, and moderate cloud cover throughout the year. The Tennessee Valley Authority (TVA) and Nashville Electric Service (NES) offer net metering programs.
Tree shading is a significant consideration in many Nashville neighborhoods. The city's reputation as a 'City of Trees' means mature hardwoods can shade rooftops, particularly in established areas like Green Hills and Belle Meade. A professional solar site assessment should include 12-month shading analysis to ensure viable solar access.
Nashville's rapidly growing housing market includes both older historic homes and new construction. Composite shingle roofs on newer homes provide straightforward solar mounting. TVA's Green Switch program provides additional incentives. With Tennessee's moderate solar resource and available incentives, typical payback periods range from 9-13 years.
Orientation Performance
Panel orientation significantly affects energy production. The table below shows relative output compared to true south-facing panels:
| Orientation | Relative Output |
|---|---|
| South | 100% |
| Southeast | 96% |
| Southwest | 96% |
| East | 85-90% |
| West | 85-90% |
| North | 60-75% |
Frequently Asked Questions
Does Nashville have good solar incentives?
NES offers net metering through TVA. Tennessee's moderate solar resource produces payback periods of 9-13 years with the federal ITC.
How much energy can a 400W panel generate here?
With 4.5 peak sun hours per day, a properly aligned 400W panel could generate approximately 657 kWh per year.
Related Calculators
Solar Panel Tilt Calculator
Calculate optimal tilt for any latitude and month
Solar Panel Azimuth Calculator
Find the exact compass heading for your panels
Get precision alignment with SolarAlign Pro
Use your phone's sensors to align your panels to the exact angle calculated here.Learn more →