Solarific

Solar panel data for all U.S. cities

Solar Panel Angles for Thornton, Colorado

The most efficient tilt for photovoltaic panels in Thornton, Colorado at a latitude of 39.92°:

Orientation

Your photovoltaic panels need to be angled facing south.

Fixed tilt

If you're mounting the photovoltaic panels at a stationary angle, such as on your roof, the most efficient angle is 33.4°.

2-Season tilt

If you're planning to change the angle of your photovoltaic panels twice per year, the most efficient angle is 16.1° in summer months and 54.1° in winter months.

4-Season tilt

If you're planning to change the angle of your photovoltaic panels each season, the most efficient angle is 12.4° in summer months and 59.5° in winter months, and 36.8° in autumn and spring months.