Do I Need to Cover My New Air Conditioner Unit in a Rainstorm? If you're a new air conditioner owner, you may wonder whether you need to cover your unit during a rainstorm. After all, rain can cause damage to electronic devices and equipment, and you want to protect your investment. However, when it comes to air conditioners, the answer is no - you do not need to cover your new air conditioner unit in a rainstorm. Reasons Why Air Conditioners Don't Need Covers Air conditioners do Continue Reading ...