If you planning to travel to Monticello Railway Museum, Monticello, Illinois, 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 32.75 with a humidity level of 90 so dress accordingly. Cloud coverage is 83 percent with visibility at 8.5 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling northwest at a speed of 14 MPH. At the end of the day don’t miss the sunset at 10:32 PM.