howmuchsun

Solar panel angles in Bangladesh

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

CityLatitudeOptimal tiltFacingFlat roof keeps
Dhaka 23.71°N 21° south 95%
Chattogram 22.34°N 20° south 95%
Gazipur 24.00°N 21° south 95%
Khulna 22.81°N 20° south 95%
Rangpur 25.75°N 23° south 94%

How these angles are calculated