If you planning to travel to Keystone Ski Resort, Keystone, 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 12:59 PM. The temperature feels like -4.4 with a humidity level of 68 so dress accordingly. Cloud coverage is 99 percent with visibility at 7.8 percent. Today’s UV index is 3, don’t forget the sunscreen if you need it! Today’s winds are traveling west at a speed of 12 MPH. At the end of the day don’t miss the sunset at 1:21 AM.