해시계는 석등과 비슷한 시기에 만들어진 것으로 6·25전쟁 때 잃어버렸다가 1980년 경내 흙더미 속에서 발굴된 것이다.
The sundial was made at about the same time as stone lantern, and was lost in the Korean War during the Korean War, and was excavated in a pile of dirt in the grounds in 1980.