Solar Panel Angle Guide
Solar Panel Angle in Atlanta
locationPage.latitudeLineHere's the optimal solar panel tilt and orientation for maximum energy production.
Year-Round Tilt
32.5°
Summer Tilt
18.7°
Winter Tilt
48.7°
Face
South
180° azimuth
Monthly Optimal Tilts for Atlanta
Jan
54.1°
Feb
45.5°
Mar
33.7°
Apr
22.0°
May
13.4°
Jun
10.3°
Jul
13.4°
Aug
22.0°
Sep
33.7°
Oct
45.5°
Nov
54.1°
Dec
57.2°
Peak Sun Hours
4.5 hrs/day
Average daily solar insolation
Annual Production (400W panel)
~657 kWh
At 32.5° tilt, facing South
Solar Panel Recommendations for Atlanta
- Fixed mount: Set your panels at 32.5° tilt, facing South (180° azimuth).
- Seasonal adjustment: Tilt to 18.7° in summer and 48.7° in winter for up to 15% more annual energy.
- Monthly adjustment: Adjust tilt each month using the table above for maximum year-round production.
Solar Viability in the Atlanta Metro
Atlanta receives approximately 4.5 peak sun hours daily with about 220 sunny days per year — levels comparable to Germany, a global leader in solar adoption. The humid subtropical climate produces hot summers and mild winters, but persistent cloud cover during winter months and spring thunderstorm activity reduce total annual irradiance compared to the US Southwest.
Tree cover is the most significant site-specific consideration in the Atlanta area. The city's nickname 'City in a Forest' reflects the dense tree canopy that shades many residential properties. A professional solar site assessment should include 12-month shading analysis to identify seasonal obstructions from deciduous trees, which lose leaves in winter and improve winter production.
Georgia Power offers net metering and solar purchase programs. The state's Solar Power Free-Market Financing Act supports third-party ownership options that make solar accessible without upfront costs. Atlanta homes typically have composite shingle roofs well-suited for standard mounting. Given Georgia's solar incentives, Atlanta represents a growing solar market.
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 Atlanta get enough sun for solar?
Atlanta averages 4.5 peak sun hours daily with ~220 sunny days per year — comparable to Germany, which leads the world in solar adoption.
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 →