If you planning to travel to Mystic Aquarium and Institute for Exploration, Mystic, Connecticut, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 11:23 AM. The temperature feels like 41.35 with a humidity level of 78 so dress accordingly. Cloud coverage is 48 percent with visibility at 13.6 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling east-southeast at a speed of 5 MPH. At the end of the day don’t miss the sunset at 9:37 PM.