howmuchsun

Solar panel angles in Malaysia

Optimal fixed-panel tilt and orientation for 6 cities in Malaysia, computed from solar geometry.

CityLatitudeOptimal tiltFacingFlat roof keeps
Kuala Lumpur 3.14°N south 100%
Johor Bahru 1.47°N south 100%
Kampung Baru Subang 3.15°N south 100%
Petaling Jaya 3.11°N south 100%
Ipoh 4.58°N south 100%
Shah Alam 3.09°N south 100%

How these angles are calculated