Also Checkout: S.E.A. Aquarium Tickets
You should visit the S.E.A. Aquarium in Singapore on weekdays in the early morning hours right after it opens to avoid the crowds. Another option is to plan your visit around special sessions like dolphin shows and shark feedings for a unique experience.
S.E.A. Aquarium Singapore is open on all days of the week from 10 AM to 5 PM. However, you should check the timings on the official website before you visit as they can vary on certain occasions.