Rainbow Falls Hawaii Swimming, , , , , , , 0, Rainbow Falls (Hilo) - All You Need to Know BEFORE You Go, www.tripadvisor.com, 1200 x 1200, jpeg, One of the most easily accessible waterfalls on the Big Island, Rainbow Falls is just a quick five-minute drive from downtown Hilo. On sunny days, rainbows appear in the mist of the 80-foot. Can you swim at Rainbow Falls in Hawaii? Swimming at Rainbow Falls is not recommended due to the strong currents and the risk of falling rocks. Visitors are encouraged to enjoy the view., 12, rainbow-falls-hawaii-swimming, Tourist Destinations One of the most easily accessible waterfalls on the Big Island, Rainbow Falls is just a quick five-minute drive from downtown Hilo. On sunny days, rainbows appear in the mist of the 80-foot. Can you swim at Rainbow Falls in Hawaii? Swimming at Rainbow Falls is not recommended due to the strong currents and the risk of falling rocks. Visitors are encouraged to enjoy the view.