howmuchsun

Solar panel angles in Taiwan

Optimal fixed-panel tilt and orientation for 5 cities in Taiwan, computed from solar geometry.

CityLatitudeOptimal tiltFacingFlat roof keeps
Taipei 25.05°N 22° south 94%
New Taipei City 25.06°N 22° south 94%
Taichung 24.15°N 21° south 94%
Kaohsiung 22.62°N 20° south 95%
Tainan 22.99°N 20° south 95%

How these angles are calculated