If you planning to travel to Cojolya Museum, Santiago Atitlan, Guatemala, 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 12:08 PM. The temperature feels like 67 with a humidity level of 61 so dress accordingly. Cloud coverage is 34 percent with visibility at 11.9 percent. Today’s UV index is 5, don’t forget the sunscreen if you need it! Today’s winds are traveling east-northeast at a speed of 5 MPH. At the end of the day don’t miss the sunset at 11:31 PM.