If you planning to travel to Pu'u 'O'o Trailhead, Volcano, Hawaii, 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 4:52 PM. The temperature feels like 76.9 with a humidity level of 72 so dress accordingly. Cloud coverage is 9 percent with visibility at 14.9 percent. Today’s UV index is 0, don’t forget the sunscreen if you need it! Today’s winds are traveling east at a speed of 9 MPH. At the end of the day don’t miss the sunset at 3:49 AM.