Solar Panel Angle Guide
Solar Panel Angle in Los Angeles
locationPage.latitudeLineHere's the optimal solar panel tilt and orientation for maximum energy production.
Year-Round Tilt
32.7°
Summer Tilt
19.1°
Winter Tilt
49.1°
Face
South
180° azimuth
Monthly Optimal Tilts for Los Angeles
Jan
54.4°
Feb
45.8°
Mar
34.1°
Apr
22.3°
May
13.7°
Jun
10.6°
Jul
13.7°
Aug
22.3°
Sep
34.1°
Oct
45.8°
Nov
54.4°
Dec
57.5°
Peak Sun Hours
4.5 hrs/day
Average daily solar insolation
Annual Production (400W panel)
~657 kWh
At 32.7° tilt, facing South
Solar Panel Recommendations for Los Angeles
- Fixed mount: Set your panels at 32.7° tilt, facing South (180° azimuth).
- Seasonal adjustment: Tilt to 19.1° in summer and 49.1° 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 Market and Climate in Los Angeles
Los Angeles is one of the strongest solar markets in the United States, with a Mediterranean climate delivering over 280 sunny days per year. The region receives approximately 5.5 peak sun hours daily — significantly above the national average. Combined with California's net metering policies, state tax incentives, and the federal Investment Tax Credit, homeowners in Los Angeles typically see payback periods of 4-7 years on residential solar installations.
The optimal year-round fixed tilt in Los Angeles is 32.7° facing true south (180° azimuth), notably steeper than cities closer to the equator because LA sits at 34°N latitude. Summer months need a flatter 17.8° tilt to capture high-angle sunlight during 14-hour days, while winter requires a steeper 47.5° tilt. Homeowners with adjustable mounts who switch seasonally can boost annual production by up to 15%.
Los Angeles County has over 250,000 homes with solar. The coastal-influenced climate keeps temperatures moderate, preventing the efficiency losses seen in inland desert regions. Southern California Edison and LADWP both offer time-of-use (TOU) rate plans that reward afternoon production, making west-facing panels a strategic choice. The most common roofs are composite shingle at 18-26° pitch, often requiring tilt mounts to reach the optimal 32.7°.
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
What is the best solar panel angle in Los Angeles?
The optimal year-round fixed tilt is 32.7°, facing true south (180° azimuth).
Should I adjust my solar panels seasonally in LA?
Seasonal adjustment (summer: 17.8°, winter: 47.5°) can boost annual production by 5-15%. Monthly adjustment provides maximum yield but requires adjustable mounts.
Can solar panels face west in Los Angeles?
Yes. West-facing panels produce ~96% of south-facing output and generate more power in late afternoon when electricity rates are often highest (TOU rates).
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 →