If you planning to travel to Key Monument, Baltimore, Maryland, 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 10:15 AM. The temperature feels like 77.5 with a humidity level of 35 so dress accordingly. Cloud coverage is 33 percent with visibility at 10.6 percent. Today’s UV index is 9, don’t forget the sunscreen if you need it! Today’s winds are traveling northwest at a speed of 9 MPH. At the end of the day don’t miss the sunset at 12:05 AM.