Solarific

Solar panel data for all U.S. cities

Solar Panel Angles for Elgin, Illinois

The most efficient tilt for photovoltaic panels in Elgin, Illinois at a latitude of 42.04°:

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 35°.

2-Season tilt

If you're planning to change the angle of your photovoltaic panels twice per year, the most efficient angle is 18.1° in summer months and 56° 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 14.4° in summer months and 61.4° in winter months, and 38.9° in autumn and spring months.