A toilet dehumidifier assembly for draining reclaimed water into a toilet tank includes a toilet tank lid that has an opening extending through the toilet lid. The toilet tank lid is positionable on a toilet tank. A dehumidifier is attachable to the toilet tank lid to remove moisture from ambient air surrounding the toilet tank. The dehumidifier is aligned with the opening in the toilet tank lid to drain water into the toilet tank. A container is positionable inside the toilet tank to capture the water drained from the dehumidifier.