If you planning to travel to National Aquarium, Washington, 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 12:09 PM. The temperature feels like 45.8 with a humidity level of 84 so dress accordingly. Cloud coverage is 63 percent with visibility at 9.5 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 12 MPH. At the end of the day don’t miss the sunset at 9:45 PM.