If you planning to travel to KOIN Center, Portland, Oregon, 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 1:08 PM. The temperature feels like 75.1 with a humidity level of 66 so dress accordingly. Cloud coverage is 8 percent with visibility at 14 percent. Today’s UV index is 8, don’t forget the sunscreen if you need it! Today’s winds are traveling northwest at a speed of 6 MPH. At the end of the day don’t miss the sunset at 3:20 AM.