If you planning to travel to St. Louis Children's Aquarium, St. Louis, Missouri, 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 12:47 PM. The temperature feels like 44.599999999999994 with a humidity level of 47 so dress accordingly. Cloud coverage is 10 percent with visibility at 14.9 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 14 MPH. At the end of the day don’t miss the sunset at 10:43 PM.