For the vast majority of u s.
Solar panel average angle.
To get the best out of your photovoltaic panels you need to angle them towards the sun.
Tilt the panels to your latitude.
In case the roof is very steep you may not be able to get the most optimal tilt angle for the panel especially if it is lower than the angle of the roof.
Tilt the panels to your latitude minus 15.
If you are able to adjust the angle of your solar panels a few times per year here is the adjustment schedule we recommend.
This solar angle calculator tells you the optimum angle to get the best out of your system.
Property owners the ideal angle for a solar panel installation is close or equal to the latitude of your home on a south facing roof.
Tilt the panels to your latitude.
For los angeles a solar panel tilt of 19 degrees works the best.
Tilt the panels to your latitude plus 15.
However if the panels are turned at an angle greater than 45 compared to true south production begins to decrease significantly.
For instance in the san francisco bay area the best solar panel tilt angle is between 22 23 degrees.
Best solar panel angle by zip code.
The solar radiation that the panels receive is almost the same.
These angles will give you the best overall output over the course of the year if you re going for a fixed installation.
At 90 from true south therefore east and west production can drop to 30.