If you planning to travel to Denver's Downtown Aquarium, Denver, Colorado, 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 12:55 PM. The temperature feels like 19.35 with a humidity level of 32 so dress accordingly. Cloud coverage is 42 percent with visibility at 5.1 percent. Today’s UV index is 5, don’t forget the sunscreen if you need it! Today’s winds are traveling west-southwest at a speed of 11 MPH. At the end of the day don’t miss the sunset at 1:17 AM.