A power management system and method for a vehicle includes a plurality of ultraviolet (UV) light sub-systems within an internal cabin of the vehicle. A power management control unit is in communication with the plurality of UV light sub-systems. The power management control unit is configured to adaptively control power supplied to the plurality of UV light sub-systems based on power usage data. The power supplied to the plurality of UV light sub-systems changes. The power usage data includes information regarding adaptable power requirements for the plurality of UV light sub-systems.