If you planning to travel to Manassas, VA, United States (MNZ-Manassas Regional), 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 12:03 PM. The temperature feels like 44.85 with a humidity level of 52 so dress accordingly. Cloud coverage is 4 percent with visibility at 11.6 percent. Today’s UV index is 4, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 6 MPH. At the end of the day don’t miss the sunset at 9:50 PM.